{"product_id":"magnesium-potassium-citrate-capsules-1000mg","title":"Magnesium \u0026 Potassium Citrate Capsules 1000mg — 480mg Potassium + 120mg Magnesium Per Serving | Vegan | No Fillers","description":"\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Product\",\"name\":\"Magnesium \u0026 Potassium Citrate Capsules 1000mg\",\"url\":\"https:\/\/chargeproducts.co.uk\/products\/magnesium-potassium-citrate-capsules-1000mg\",\"sku\":\"CP-MGK-1000\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Charge Products\"},\"description\":\"Tri-potassium citrate 667mg + magnesium glycinate 333mg per 1,000mg vegan capsule. 2 capsules = 480mg potassium (24% NRV) and 120mg magnesium (32% NRV). No fillers. Encapsulated in-house in the UK.\",\"additionalProperty\":[{\"@type\":\"PropertyValue\",\"name\":\"Potassium per 2 capsules\",\"value\":\"480mg (24% NRV)\"},{\"@type\":\"PropertyValue\",\"name\":\"Magnesium per 2 capsules\",\"value\":\"120mg (32% NRV)\"},{\"@type\":\"PropertyValue\",\"name\":\"Capsule\",\"value\":\"HPMC vegan, 1,000mg fill\"}],\"offers\":{\"@type\":\"AggregateOffer\",\"lowPrice\":\"14.99\",\"priceCurrency\":\"GBP\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/chargeproducts.co.uk\/products\/magnesium-potassium-citrate-capsules-1000mg\",\"offerCount\":\"6\",\"hasMerchantReturnPolicy\":{\"@type\":\"MerchantReturnPolicy\",\"applicableCountry\":\"GB\",\"returnPolicyCategory\":\"https:\/\/schema.org\/MerchantReturnFiniteReturnWindow\",\"merchantReturnDays\":30,\"returnMethod\":\"https:\/\/schema.org\/ReturnByMail\",\"returnFees\":\"https:\/\/schema.org\/ReturnFeesCustomerResponsibility\"}}},{\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/chargeproducts.co.uk\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Magnesium Supplements\",\"item\":\"https:\/\/chargeproducts.co.uk\/collections\/magnesium-mineral-supplements\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Magnesium \u0026 Potassium Citrate Capsules\",\"item\":\"https:\/\/chargeproducts.co.uk\/products\/magnesium-potassium-citrate-capsules-1000mg\"}]},{\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"How much potassium and magnesium is in each capsule?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Each 1,000mg capsule holds 667mg tri-potassium citrate and 333mg magnesium glycinate, giving 240mg potassium (12% NRV) and 60mg magnesium (16% NRV). Two capsules give 480mg potassium (24% NRV) and 120mg magnesium (32% NRV).\"}},{\"@type\":\"Question\",\"name\":\"Why potassium citrate rather than potassium chloride?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Citrate is the form used in most potassium supplements because it is better tolerated in the gut and has an alkalising effect on urine, whereas chloride is acidifying. Ours is BP-grade tri-potassium citrate, min 99% assay.\"}},{\"@type\":\"Question\",\"name\":\"Is the magnesium a bisglycinate?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"It is magnesium glycinate, which in this material is magnesium oxide bound with glycine at about a 1:1 ratio. It is not a fully reacted bisglycinate chelate and we do not describe it as one. The elemental magnesium is 18% by weight.\"}},{\"@type\":\"Question\",\"name\":\"What are the authorised health claims?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Potassium: normal functioning of the nervous system, normal muscle function, maintenance of normal blood pressure. Magnesium: ten authorised claims including reduction of tiredness and fatigue, electrolyte balance, normal muscle function and normal psychological function. All are listed on this page in their register wording.\"}},{\"@type\":\"Question\",\"name\":\"Does this lower blood pressure?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No claim like that is authorised and we do not make it. The authorised wording is that potassium contributes to the maintenance of normal blood pressure. If you have high blood pressure or take medication for it, speak to your GP before use.\"}},{\"@type\":\"Question\",\"name\":\"Who should not take it?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Anyone with kidney disease or reduced kidney function, and anyone on ACE inhibitors, ARBs, potassium-sparing diuretics (such as spironolactone or amiloride) or other potassium-raising medicines, unless their doctor has said otherwise. Adults 18+ only.\"}},{\"@type\":\"Question\",\"name\":\"Is 480mg of potassium a lot?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. The NRV is 2,000mg a day and a banana contains roughly 400mg. UK safety guidance for supplemental potassium is well above this level. It is more than most capsule products deliver, which is the point of a two-thirds potassium formulation.\"}},{\"@type\":\"Question\",\"name\":\"When should I take it?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Two capsules a day with water and food, together or split morning and evening. Some people prefer magnesium in the evening; there is no wrong time.\"}},{\"@type\":\"Question\",\"name\":\"Will it upset my stomach?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Citrate and glycinate are the gentler forms of each mineral. Taking the capsules with food removes most of the risk. Unlike magnesium oxide alone or magnesium citrate at high doses, this combination is not laxative at two capsules.\"}},{\"@type\":\"Question\",\"name\":\"Is it vegan?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Both minerals are mineral salts, the capsule is HPMC, and there are no animal-derived ingredients and no declarable allergens.\"}},{\"@type\":\"Question\",\"name\":\"Why 1,000mg capsules?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Because a 2:1 potassium-to-magnesium blend only reaches a useful potassium level if the capsule is large. A 1,000mg fill gives 480mg potassium in two capsules; a 500mg fill would need four.\"}},{\"@type\":\"Question\",\"name\":\"Is it made in the UK?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The capsules are filled and packed at our own facility in Southend-on-Sea. The raw minerals are sourced through a UK ingredient distributor with full specification sheets.\"}},{\"@type\":\"Question\",\"name\":\"Can I get the specification sheets?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Both raw materials come with supplier specifications covering assay, heavy metals and microbiology, available on request with your order number.\"}},{\"@type\":\"Question\",\"name\":\"Do you sell it wholesale?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Trade quantities and white-label capsules are available on request; we encapsulate in-house so we can quote per batch.\"}},{\"@type\":\"Question\",\"name\":\"How fast is delivery?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Same-day dispatch before 3:30pm Monday to Friday from Southend-on-Sea. Free UK delivery on orders over £10.\"}},{\"@type\":\"Question\",\"name\":\"What is the returns policy?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Unopened pots can be returned within 30 days. Opened food products are non-returnable for food safety reasons. Damaged on arrival is replaced.\"}}]},{\"@type\":\"Organization\",\"name\":\"Charge Products\",\"legalName\":\"Big Idea Services Ltd\",\"url\":\"https:\/\/chargeproducts.co.uk\",\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"Unit 1, 8 Towerfield Road, Towerfield Industrial Estate\",\"addressLocality\":\"Southend-on-Sea\",\"addressRegion\":\"Essex\",\"postalCode\":\"SS3 9QE\",\"addressCountry\":\"GB\"}}]}\u003c\/script\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"HowTo\",\"name\":\"How to take Magnesium \u0026 Potassium Citrate Capsules\",\"step\":[{\"@type\":\"HowToStep\",\"name\":\"Take two\",\"text\":\"Take 2 capsules daily with water and food.\"},{\"@type\":\"HowToStep\",\"name\":\"Split if preferred\",\"text\":\"One with breakfast and one with your evening meal works well.\"},{\"@type\":\"HowToStep\",\"name\":\"Check medication\",\"text\":\"If you take blood pressure or heart medication, or have kidney problems, check with your GP first.\"}]}\u003c\/script\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"LocalBusiness\",\"name\":\"Charge Products\",\"url\":\"https:\/\/chargeproducts.co.uk\",\"email\":\"sales@chargeproducts.co.uk\",\"address\":{\"@type\":\"PostalAddress\",\"streetAddress\":\"Unit 1, 8 Towerfield Road, Towerfield Industrial Estate\",\"addressLocality\":\"Southend-on-Sea\",\"addressRegion\":\"Essex\",\"postalCode\":\"SS3 9QE\",\"addressCountry\":\"GB\"},\"areaServed\":\"United Kingdom\",\"foundingDate\":\"2016\",\"openingHours\":\"Mo-Fr 09:00-15:30\",\"sameAs\":[\"https:\/\/find-and-update.company-information.service.gov.uk\/company\/11645389\",\"https:\/\/www.ebay.co.uk\/str\/chargeproductsuk\",\"https:\/\/uk.trustpilot.com\/review\/chargeproducts.co.uk\"]}\u003c\/script\u003e\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;color:#202020;line-height:1.55;font-size:16px\"\u003e\n\u003cp style=\"font-size:14px;margin:0 0 4px\"\u003e\u003ca href=\"https:\/\/chargeproducts.co.uk\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eHome\u003c\/a\u003e › \u003ca href=\"https:\/\/chargeproducts.co.uk\/collections\/magnesium-mineral-supplements\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eMagnesium Supplements\u003c\/a\u003e › Magnesium \u0026amp; Potassium Citrate Capsules\u003c\/p\u003e\n\u003cp style=\"font-size:13px;color:#444;margin:0 0 14px\"\u003e\u003cb\u003eLast updated: September 2026\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv style=\"background:#000;padding:26px 22px;border-radius:12px;margin-bottom:16px\"\u003e\n\u003cp style=\"font-size:16px;color:#4FC3FF;font-weight:800;letter-spacing:2px;text-transform:uppercase;margin:0 0 8px\"\u003e480mg Potassium · 120mg Magnesium · Per 2 Capsules · No Fillers · Encapsulated In-House UK\u003c\/p\u003e\n\u003ch1 style=\"color:#fff;font-size:34px;line-height:1.2;margin:0 0 12px\"\u003eMagnesium \u0026amp; Potassium Citrate Capsules 1000mg — 480mg Potassium + 120mg Magnesium Per Serving | Vegan | No Fillers\u003c\/h1\u003e\n\u003cp style=\"color:#fff;font-size:18px;margin:0\"\u003eTwo minerals that carry \u003cb\u003ethirteen authorised UK health claims\u003c\/b\u003e between them — muscle function, nervous system, normal blood pressure, tiredness and fatigue, electrolyte balance — in one large capsule, two-thirds potassium citrate and one-third magnesium glycinate, with nothing else in the shell.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:0 0 16px;font-size:14px\"\u003e\u003ctr\u003e\n\u003ctd style=\"background:#eaf6fe;padding:10px;border:1px solid #c5e4fa;text-align:center\"\u003e\n\u003cb\u003eFree UK delivery\u003c\/b\u003e\u003cbr\u003eon orders over £10\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;padding:10px;border:1px solid #c5e4fa;text-align:center\"\u003e\n\u003cb\u003e30-day returns\u003c\/b\u003e\u003cbr\u003eon unopened pots\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;padding:10px;border:1px solid #c5e4fa;text-align:center\"\u003e\n\u003cb\u003eSecure checkout\u003c\/b\u003e\u003cbr\u003eKlarna \u0026amp; Shop Pay\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;padding:10px;border:1px solid #c5e4fa;text-align:center\"\u003e\n\u003cb\u003eSame-day dispatch\u003c\/b\u003e\u003cbr\u003ebefore 3:30pm Mon–Fri\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003e163,000+ verified sales · 5 Star Food Hygiene Rating · Encapsulated and packed in-house in Essex\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:10px;padding:16px 18px;margin:14px 0\"\u003e\n\u003cb style=\"color:#7f1d1d\"\u003e⚠ Read before buying.\u003c\/b\u003e Potassium supplements are not suitable for people with \u003cb\u003ekidney disease or reduced kidney function\u003c\/b\u003e, or anyone taking \u003cb\u003eACE inhibitors, ARBs, potassium-sparing diuretics\u003c\/b\u003e (spironolactone, amiloride, eplerenone) or other medicines that raise potassium, unless a doctor has advised it. If you take any blood pressure or heart medication, check with your GP or pharmacist first. Adults 18+ only.\u003c\/div\u003e\n\u003cdiv style=\"background:#eaf6fe;border:2px solid #c5e4fa;border-radius:10px;padding:16px 18px;margin:14px 0\"\u003e\n\u003ch2 style=\"font-size:20px;margin:0 0 8px;color:#000\"\u003eQuick answer\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 8px\"\u003eEach 1,000mg vegan capsule holds \u003cb\u003e667mg tri-potassium citrate\u003c\/b\u003e and \u003cb\u003e333mg magnesium glycinate\u003c\/b\u003e. Two capsules a day give \u003cb\u003e480mg potassium (24% NRV)\u003c\/b\u003e and \u003cb\u003e120mg magnesium (32% NRV)\u003c\/b\u003e, which qualifies the product as a source of both minerals and unlocks every authorised claim for each.\u003c\/p\u003e\n\u003cp style=\"margin:0\"\u003eNo fillers, no flow agents, HPMC shell. Filled at our own Essex facility. Pack sizes from 60 to 500 capsules, \u003cb\u003efrom £14.99\u003c\/b\u003e. Food supplement — not a medicine.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eKey features at a glance\u003c\/h2\u003e\n\u003cul style=\"columns:2;column-gap:24px;margin:0 0 8px;padding-left:20px\"\u003e\n\u003cli\u003e\n\u003cb\u003e480mg potassium per 2 capsules\u003c\/b\u003e — 24% NRV, more than most capsule products deliver\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e120mg magnesium per 2 capsules\u003c\/b\u003e — 32% NRV\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e13 authorised UK health claims\u003c\/b\u003e — 3 for potassium, 10 for magnesium\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTri-potassium citrate BP grade\u003c\/b\u003e — min 99% assay, E332(ii)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMagnesium glycinate 18%\u003c\/b\u003e — gentler than oxide alone\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e1,000mg fill\u003c\/b\u003e — the size that makes a real potassium dose possible\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNo fillers, binders or flow agents\u003c\/b\u003e — two minerals and a shell\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVegan HPMC capsule\u003c\/b\u003e — no gelatin\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eNo declarable allergens\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBoth minerals declared individually\u003c\/b\u003e — no proprietary blend\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEncapsulated in-house\u003c\/b\u003e in Southend-on-Sea, not bought in\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSupplier specification sheets\u003c\/b\u003e on request\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSix pack sizes\u003c\/b\u003e 60 · 90 · 120 · 180 · 300 · 500, from £14.99\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e163,000+ verified sales\u003c\/b\u003e · 5 Star Food Hygiene Rating · UK since 2016\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdetails style=\"margin:12px 0\"\u003e\u003csummary style=\"cursor:pointer;font-weight:700\"\u003eContents — jump to a section\u003c\/summary\u003e\u003cul style=\"margin:8px 0 0;padding-left:20px\"\u003e\n\u003cli\u003e\u003ca href=\"#claims\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eThe authorised claims\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#how\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eHow potassium and magnesium work\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#spec\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eWhat is in each capsule\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#why\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eWhy citrate and glycinate\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#take\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eHow to take it\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#who\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eWho should check with a doctor first\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#compare\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eHow it compares\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#where\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eWhere to buy\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#wholesale\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eWholesale\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eFAQ\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/details\u003e\n\u003ch2 id=\"claims\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eThe authorised claims — all thirteen, in register wording\u003c\/h2\u003e\n\u003cp\u003eThese are the health claims authorised for potassium and magnesium on the GB Nutrition and Health Claims Register. A product may only use them if it supplies at least 15% of the NRV per daily serving. This one supplies 24% and 32%, so every claim below applies. The wording is the register's, not ours.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #c5e4fa;font-size:15px\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003ePotassium contributes to…\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003eMagnesium contributes to…\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;vertical-align:top;border-bottom:1px solid #c5e4fa\"\u003e\u003cul style=\"margin:0;padding-left:18px\"\u003e\n\u003cli\u003enormal functioning of the nervous system\u003c\/li\u003e\n\u003cli\u003enormal muscle function\u003c\/li\u003e\n\u003cli\u003ethe maintenance of normal blood pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;vertical-align:top;border-bottom:1px solid #c5e4fa\"\u003e\u003cul style=\"margin:0;padding-left:18px\"\u003e\n\u003cli\u003ea reduction of tiredness and fatigue\u003c\/li\u003e\n\u003cli\u003eelectrolyte balance\u003c\/li\u003e\n\u003cli\u003enormal energy-yielding metabolism\u003c\/li\u003e\n\u003cli\u003enormal functioning of the nervous system\u003c\/li\u003e\n\u003cli\u003enormal muscle function\u003c\/li\u003e\n\u003cli\u003enormal protein synthesis\u003c\/li\u003e\n\u003cli\u003enormal psychological function\u003c\/li\u003e\n\u003cli\u003ethe maintenance of normal bones\u003c\/li\u003e\n\u003cli\u003ethe maintenance of normal teeth\u003c\/li\u003e\n\u003cli\u003eMagnesium has a role in the process of cell division\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"background:#fefce8;border:2px solid #fde047;border-radius:10px;padding:16px 18px;margin:14px 0\"\u003e\n\u003cb\u003eWhat the wording does and doesn't allow.\u003c\/b\u003e \"Contributes to the maintenance of normal blood pressure\" is the authorised claim. \"Lowers blood pressure\", \"for high blood pressure\" and \"heart health\" are not, and you will not find them on this page. The claims describe what the nutrient does in a body that has enough of it; they are not treatment claims.\u003c\/div\u003e\n\u003ch2 id=\"how\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eHow potassium and magnesium work\u003c\/h2\u003e\n\u003ch3 style=\"font-size:19px;margin:16px 0 6px\"\u003ePotassium — the inside-the-cell electrolyte\u003c\/h3\u003e\n\u003cp\u003ePotassium is the main positively charged ion inside your cells, and sodium is the main one outside. Every nerve impulse and every muscle contraction — including the heartbeat — depends on potassium and sodium moving across the cell membrane in a controlled way, driven by the sodium-potassium pump. That pump is the basis of the nervous system and muscle function claims. Potassium also helps the kidneys excrete sodium and relaxes the walls of blood vessels, which is the mechanism behind the normal blood pressure claim; a large analysis of controlled trials published in the BMJ found higher potassium intake was associated with lower blood pressure in adults with hypertension \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/23558164\/\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003e(Aburto et al., 2013)\u003c\/a\u003e. Most UK adults get less potassium than the 3,500mg the UK government recommends, largely because processed food is high in sodium and low in potassium.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;margin:16px 0 6px\"\u003eMagnesium — the cofactor for energy\u003c\/h3\u003e\n\u003cp\u003eMagnesium is required by more than 300 enzymes, and above all by every reaction that uses ATP, the molecule cells run on — ATP is only biologically active when bound to magnesium. That is why the register lists energy-yielding metabolism, protein synthesis, cell division and reduction of tiredness and fatigue. Magnesium also regulates calcium flow into muscle and nerve cells, which is the basis of the muscle function, nervous system and psychological function claims, and around 60% of the body's magnesium is stored in bone, hence the bones and teeth claims. A comprehensive physiology review sets out these roles in detail \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25540137\/\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003e(de Baaij et al., 2015)\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3 style=\"font-size:19px;margin:16px 0 6px\"\u003eWhy they belong together\u003c\/h3\u003e\n\u003cp\u003eThe two minerals are electrolytes that work as a pair. Magnesium is needed to keep potassium inside cells — the sodium-potassium pump itself is magnesium-dependent — so low magnesium makes it harder for the body to hold on to potassium. Both are lost in sweat, both are depleted by some diuretics, and both are low in a typical processed diet. A combined capsule addresses both in one serving without a proprietary blend hiding the ratio.\u003c\/p\u003e\n\u003ch2 id=\"spec\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eWhat is in each capsule\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #c5e4fa;font-size:15px\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003e\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003ePer capsule\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003ePer 2 capsules\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003e%NRV (2 caps)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eTri-Potassium Citrate\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e667mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e1,333mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003eof which Potassium\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003e240mg\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003e480mg\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003e24%\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eMagnesium Glycinate\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e333mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e667mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003eof which Magnesium\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003e60mg\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003e120mg\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003cb\u003e32%\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eFill weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e1,000mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e2,000mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:14px;margin:8px 0 0\"\u003e\u003cb\u003eIngredients:\u003c\/b\u003e Tri-Potassium Citrate, Magnesium Glycinate (Magnesium Oxide, Glycine), Capsule Shell: HPMC. Nothing else. NRV: potassium 2,000mg, magnesium 375mg.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #c5e4fa;font-size:15px\"\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003ePotassium source\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eTri-potassium citrate monohydrate, BP grade, E332(ii), min 99% assay, 35.8–36.2% potassium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eMagnesium source\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eMagnesium glycinate 18% (magnesium oxide and glycine), 18–20% magnesium by ICP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eHeavy metals\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eBoth materials: lead, arsenic, cadmium max 1mg\/kg, mercury max 0.1mg\/kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eMicrobiology\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eBoth materials tested; Salmonella, E. coli, S. aureus negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eCapsule\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eSize 000 HPMC, vegan, 1,000mg fill\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eFillers, flow agents, binders\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eAllergens\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eNone declarable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eSuitable for\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eVegans, vegetarians\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003ePack sizes\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e60 · 90 · 120 · 180 · 300 · 500 capsules (every pot packed with 2 extra)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eStorage\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eCool, dry, out of direct sunlight, lid closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eDocumentation\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eSupplier specification sheets on request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eUK dispatch\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eSame-day before 3:30pm Mon–Fri from Southend-on-Sea\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2 id=\"why\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eWhy citrate and glycinate\u003c\/h2\u003e\n\u003cp\u003e\u003cb\u003ePotassium citrate\u003c\/b\u003e is the form found in fruit and vegetables and the one used in most supplements. It is well tolerated with food, and because citrate is metabolised to bicarbonate it is mildly alkalising — the opposite of potassium chloride, which is acidifying and more often irritating to the stomach. Ours is BP pharmacopoeia grade at a minimum 99% assay, with sodium capped at 0.3% so it does not undo the point of taking potassium.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eMagnesium glycinate\u003c\/b\u003e pairs magnesium with the amino acid glycine. In this material the magnesium is present as magnesium oxide combined with glycine at roughly a 1:1 ratio, giving 18% elemental magnesium — higher than a fully reacted bisglycinate chelate, which is the trade-off that makes 120mg possible in the space left after the potassium. It is not a fully reacted bisglycinate and we do not call it one. Glycinate forms are generally gentler than oxide alone and are not laxative at this level.\u003c\/p\u003e\n\u003ch2 id=\"take\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eHow to take it\u003c\/h2\u003e\n\u003col style=\"padding-left:22px\"\u003e\n\u003cli\u003e\n\u003cb\u003eTwo capsules a day\u003c\/b\u003e with water and food — together, or one with breakfast and one with your evening meal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDo not exceed two.\u003c\/b\u003e Two is the stated daily intake and there is no benefit in going higher.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCheck your medication first\u003c\/b\u003e if you take anything for blood pressure, heart rhythm or fluid retention — see the section below.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSweat a lot?\u003c\/b\u003e Both minerals are lost in sweat; take the capsules with the meal after training.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 id=\"who\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eWho should check with a doctor first\u003c\/h2\u003e\n\u003cdiv style=\"background:#fef2f2;border:2px solid #dc2626;border-radius:10px;padding:16px 18px;margin:14px 0\"\u003e\n\u003cul style=\"margin:0;padding-left:20px\"\u003e\n\u003cli\u003e\n\u003cb\u003eKidney disease or reduced kidney function\u003c\/b\u003e — the kidneys clear potassium; if they are impaired, potassium can accumulate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eACE inhibitors and ARBs\u003c\/b\u003e (ramipril, lisinopril, losartan, candesartan and others) — these raise blood potassium.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePotassium-sparing diuretics\u003c\/b\u003e — spironolactone, amiloride, eplerenone, triamterene.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOther potassium-raising medicines\u003c\/b\u003e — trimethoprim, some NSAIDs at regular high doses, digoxin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePregnancy and breastfeeding\u003c\/b\u003e — ask your GP or midwife.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"margin:10px 0 0;font-size:14px\"\u003e480mg of potassium is a food-level amount — about one banana — and safe for healthy adults. The caution exists because for the groups above, even food-level extra potassium can matter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 id=\"compare\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eHow it compares\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;border:1px solid #c5e4fa;font-size:15px\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003e\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003eThis product\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003eTypical UK potassium + magnesium capsule\u003c\/th\u003e\n\u003cth style=\"background:#33B0F8;color:#fff;text-align:left;padding:8px\"\u003eOur Magnesium Glycinate 650mg\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003ePotassium per serving\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e480mg (24% NRV)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e150–300mg (8–15% NRV), often needing 3 capsules\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eMagnesium per serving\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e120mg (32% NRV)\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e90–300mg\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e170mg (2 caps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eCapsules per serving\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e2–3\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eFillers\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eNone\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eOften magnesium stearate, silica\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fff\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eRatio declared\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eYes — each mineral separately\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eSometimes a blend\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#eaf6fe\"\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003eLink\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e—\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #c5e4fa\"\u003e\u003ca href=\"https:\/\/chargeproducts.co.uk\/products\/magnesium-glycinate-capsules\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eView\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size:14px\"\u003eThe typical figures are from our own survey of UK listings in September 2026, not a claim about any specific brand. If you only want magnesium, our \u003ca href=\"https:\/\/chargeproducts.co.uk\/products\/magnesium-glycinate-capsules\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eMagnesium Glycinate 650mg\u003c\/a\u003e gives more magnesium per capsule; this product is for people who want the potassium.\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:20px 0;background:#000;border-radius:12px\"\u003e\u003ctr\u003e\n\u003ctd style=\"color:#fff;text-align:center;padding:16px\"\u003e\n\u003cb style=\"font-size:24px;color:#fde047\"\u003e480mg\u003c\/b\u003e\u003cbr\u003epotassium per serving\u003c\/td\u003e\n\u003ctd style=\"color:#fff;text-align:center;padding:16px\"\u003e\n\u003cb style=\"font-size:24px;color:#fde047\"\u003e13\u003c\/b\u003e\u003cbr\u003eauthorised claims\u003c\/td\u003e\n\u003ctd style=\"color:#fff;text-align:center;padding:16px\"\u003e\n\u003cb style=\"font-size:24px;color:#fde047\"\u003e0\u003c\/b\u003e\u003cbr\u003efillers\u003c\/td\u003e\n\u003ctd style=\"color:#fff;text-align:center;padding:16px\"\u003e\n\u003cb style=\"font-size:24px;color:#fde047\"\u003e163K+\u003c\/b\u003e\u003cbr\u003everified sales\u003c\/td\u003e\n\u003ctd style=\"color:#fff;text-align:center;padding:16px\"\u003e\n\u003cb style=\"font-size:24px;color:#fde047\"\u003e5 ★\u003c\/b\u003e\u003cbr\u003eFood Hygiene Rating\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\n\u003ch2 id=\"where\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eWhere to buy magnesium and potassium capsules UK\u003c\/h2\u003e\n\u003cp\u003eYou can \u003cb\u003ebuy magnesium and potassium citrate capsules UK\u003c\/b\u003e direct from this page in six sizes, with free UK delivery over £10 and same-day dispatch before 3:30pm Monday to Friday. Direct is the cheapest route and includes the 10% subscription discount. Looking for \u003cb\u003epotassium magnesium capsules UK\u003c\/b\u003e with the amounts actually declared? Both are on the label, per capsule and per serving. Customer service runs Monday to Friday, 9:00am–3:30pm, on sales@chargeproducts.co.uk.\u003c\/p\u003e\n\u003cdiv style=\"background:#eaf6fe;border:2px solid #c5e4fa;border-radius:10px;padding:16px 18px;margin:14px 0\"\u003e\n\u003cb\u003eAlso on eBay\u003c\/b\u003e — Magnesium \u0026amp; Potassium Citrate Capsules from the charge-products-uk store (163K+ sold, 99.8% positive).\u003cbr\u003e\u003ca href=\"[PASTE%20EBAY%20ITEM%20URL]\" style=\"display:inline-block;margin-top:8px;background:#33B0F8;color:#fff;padding:10px 18px;border-radius:6px;text-decoration:underline;font-weight:700\"\u003eView on eBay →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"wholesale\" style=\"background:#000;border:2px solid #33B0F8;border-radius:12px;padding:22px;margin:20px 0\"\u003e\n\u003cp style=\"color:#33B0F8;font-weight:800;letter-spacing:2px;font-size:13px;text-transform:uppercase;margin:0 0 6px\"\u003eWholesale · Trade · White Label\u003c\/p\u003e\n\u003ch2 style=\"color:#fff;font-size:24px;margin:0 0 10px\"\u003eMagnesium \u0026amp; Potassium Capsules Wholesale UK\u003c\/h2\u003e\n\u003cp style=\"color:#fff;margin:0 0 10px\"\u003eBecause we encapsulate in-house, we can supply \u003cb style=\"color:#33B0F8\"\u003epotassium magnesium capsules wholesale UK\u003c\/b\u003e in bulk pots or under your own label, and adjust the ratio for a private-label run. Health retailers, gyms, clinics, sports teams and FBA sellers welcome.\u003c\/p\u003e\n\u003cp style=\"color:#fff;font-size:14px;margin:0 0 12px\"\u003e\u003cb style=\"color:#33B0F8\"\u003eTrade FAQ:\u003c\/b\u003e MOQ 500 capsules · pricing on request · specification sheets with every trade order · lead time same day from stock, 1–2 weeks on white-label batches.\u003c\/p\u003e\n\u003ca href=\"https:\/\/chargeproducts.co.uk\/pages\/contact\" style=\"color:#33B0F8;text-decoration:underline;font-weight:600\"\u003eRequest trade pricing →\u003c\/a\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin:16px 0\"\u003e\u003ctr\u003e\n\u003ctd style=\"background:#eaf6fe;border:1px solid #c5e4fa;padding:12px;text-align:center\"\u003e\n\u003cb\u003eMade in the UK\u003c\/b\u003e\u003cbr\u003eFilled and packed in-house in Essex\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;border:1px solid #c5e4fa;padding:12px;text-align:center\"\u003e\n\u003cb\u003e5 Star Food Hygiene Rating\u003c\/b\u003e\u003cbr\u003eAwarded by Southend-on-Sea City Council\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;border:1px solid #c5e4fa;padding:12px;text-align:center\"\u003e\n\u003cb\u003eTrading since 2016\u003c\/b\u003e\u003cbr\u003e163,000+ verified sales at 99.8% positive\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\n\u003ch2 style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eRelated products\u003c\/h2\u003e\n\u003cul style=\"columns:2;column-gap:24px;padding-left:20px\"\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/chargeproducts.co.uk\/products\/magnesium-glycinate-capsules\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eMagnesium Glycinate 650mg Capsules\u003c\/a\u003e — magnesium only\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/chargeproducts.co.uk\/products\/potassium-citrate-pro-900mg-capsules\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003ePotassium Citrate Pro 900mg\u003c\/a\u003e — potassium only\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/chargeproducts.co.uk\/collections\/magnesium-mineral-supplements\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eAll magnesium supplements\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/chargeproducts.co.uk\/collections\/work-out-supplements\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eSports \u0026amp; performance\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 id=\"faq\" style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eHow much potassium and magnesium is in each capsule?\u003c\/b\u003e\u003cbr\u003eEach 1,000mg capsule holds 667mg tri-potassium citrate and 333mg magnesium glycinate, giving 240mg potassium (12% NRV) and 60mg magnesium (16% NRV). Two capsules give 480mg potassium (24% NRV) and 120mg magnesium (32% NRV).\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWhy potassium citrate rather than potassium chloride?\u003c\/b\u003e\u003cbr\u003eCitrate is the form used in most potassium supplements because it is better tolerated in the gut and has an alkalising effect on urine, whereas chloride is acidifying. Ours is BP-grade tri-potassium citrate, min 99% assay.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eIs the magnesium a bisglycinate?\u003c\/b\u003e\u003cbr\u003eIt is magnesium glycinate, which in this material is magnesium oxide bound with glycine at about a 1:1 ratio. It is not a fully reacted bisglycinate chelate and we do not describe it as one. The elemental magnesium is 18% by weight.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWhat are the authorised health claims?\u003c\/b\u003e\u003cbr\u003ePotassium: normal functioning of the nervous system, normal muscle function, maintenance of normal blood pressure. Magnesium: ten authorised claims including reduction of tiredness and fatigue, electrolyte balance, normal muscle function and normal psychological function. All are listed on this page in their register wording.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eDoes this lower blood pressure?\u003c\/b\u003e\u003cbr\u003eNo claim like that is authorised and we do not make it. The authorised wording is that potassium contributes to the maintenance of normal blood pressure. If you have high blood pressure or take medication for it, speak to your GP before use.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWho should not take it?\u003c\/b\u003e\u003cbr\u003eAnyone with kidney disease or reduced kidney function, and anyone on ACE inhibitors, ARBs, potassium-sparing diuretics (such as spironolactone or amiloride) or other potassium-raising medicines, unless their doctor has said otherwise. Adults 18+ only.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eIs 480mg of potassium a lot?\u003c\/b\u003e\u003cbr\u003eNo. The NRV is 2,000mg a day and a banana contains roughly 400mg. UK safety guidance for supplemental potassium is well above this level. It is more than most capsule products deliver, which is the point of a two-thirds potassium formulation.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWhen should I take it?\u003c\/b\u003e\u003cbr\u003eTwo capsules a day with water and food, together or split morning and evening. Some people prefer magnesium in the evening; there is no wrong time.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWill it upset my stomach?\u003c\/b\u003e\u003cbr\u003eCitrate and glycinate are the gentler forms of each mineral. Taking the capsules with food removes most of the risk. Unlike magnesium oxide alone or magnesium citrate at high doses, this combination is not laxative at two capsules.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eIs it vegan?\u003c\/b\u003e\u003cbr\u003eYes. Both minerals are mineral salts, the capsule is HPMC, and there are no animal-derived ingredients and no declarable allergens.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWhy 1,000mg capsules?\u003c\/b\u003e\u003cbr\u003eBecause a 2:1 potassium-to-magnesium blend only reaches a useful potassium level if the capsule is large. A 1,000mg fill gives 480mg potassium in two capsules; a 500mg fill would need four.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eIs it made in the UK?\u003c\/b\u003e\u003cbr\u003eThe capsules are filled and packed at our own facility in Southend-on-Sea. The raw minerals are sourced through a UK ingredient distributor with full specification sheets.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eCan I get the specification sheets?\u003c\/b\u003e\u003cbr\u003eYes. Both raw materials come with supplier specifications covering assay, heavy metals and microbiology, available on request with your order number.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eDo you sell it wholesale?\u003c\/b\u003e\u003cbr\u003eYes. Trade quantities and white-label capsules are available on request; we encapsulate in-house so we can quote per batch.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eHow fast is delivery?\u003c\/b\u003e\u003cbr\u003eSame-day dispatch before 3:30pm Monday to Friday from Southend-on-Sea. Free UK delivery on orders over £10.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 12px\"\u003e\u003cb\u003eWhat is the returns policy?\u003c\/b\u003e\u003cbr\u003eUnopened pots can be returned within 30 days. Opened food products are non-returnable for food safety reasons. Damaged on arrival is replaced.\u003c\/p\u003e\n\u003ch2 style=\"font-size:24px;color:#000;margin:28px 0 10px\"\u003eWhat our customers say\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse\"\u003e\u003ctr\u003e\n\u003ctd style=\"background:#eaf6fe;border:1px solid #c5e4fa;padding:12px;vertical-align:top;width:33%\"\u003e⭐⭐⭐⭐⭐\u003cbr\u003e\u003cb\u003eCarole\u003c\/b\u003e · Verified buyer\u003cbr\u003e\"I've been buying from Charge for about 7 or 8 years by now, and I can assure you everything I've bought is high quality with prompt delivery.\"\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;border:1px solid #c5e4fa;padding:12px;vertical-align:top;width:33%\"\u003e⭐⭐⭐⭐⭐\u003cbr\u003e\u003cb\u003eVerified buyer\u003c\/b\u003e\u003cbr\u003e\"Been ordering from you for years and recommending you — your service, delivery, packaging and product are of high standards.\"\u003c\/td\u003e\n\u003ctd style=\"background:#eaf6fe;border:1px solid #c5e4fa;padding:12px;vertical-align:top;width:33%\"\u003e⭐⭐⭐⭐⭐\u003cbr\u003e\u003cb\u003eVerified buyer\u003c\/b\u003e\u003cbr\u003e\"Ultra fast delivery and good quality product.\"\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\n\u003cp style=\"margin:8px 0 0\"\u003e\u003ca href=\"https:\/\/uk.trustpilot.com\/review\/chargeproducts.co.uk\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003eRead all reviews on Trustpilot →\u003c\/a\u003e\u003c\/p\u003e\n\u003cdiv style=\"background:#000;border-radius:12px;padding:22px;margin:20px 0\"\u003e\n\u003ch2 style=\"color:#fff;font-size:24px;margin:0 0 12px\"\u003eWhy buy from Charge Products\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;color:#fff\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#0a0a0a;border:1px solid #33B0F8;padding:10px;color:#fff\"\u003e\n\u003cb style=\"color:#33B0F8\"\u003eRegistered UK company\u003c\/b\u003e\u003cbr\u003eBig Idea Services Ltd, Company No. 11645389\u003c\/td\u003e\n\u003ctd style=\"background:#0a0a0a;border:1px solid #33B0F8;padding:10px;color:#fff\"\u003e\n\u003cb style=\"color:#33B0F8\"\u003e5 Star Food Hygiene\u003c\/b\u003e\u003cbr\u003eIndependently inspected\u003c\/td\u003e\n\u003ctd style=\"background:#0a0a0a;border:1px solid #33B0F8;padding:10px;color:#fff\"\u003e\n\u003cb style=\"color:#33B0F8\"\u003e163,000+ sales\u003c\/b\u003e\u003cbr\u003e99.8% positive feedback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#0a0a0a;border:1px solid #33B0F8;padding:10px;color:#fff\"\u003e\n\u003cb style=\"color:#33B0F8\"\u003eIn-house manufacturing\u003c\/b\u003e\u003cbr\u003eWe fill these capsules ourselves\u003c\/td\u003e\n\u003ctd style=\"background:#0a0a0a;border:1px solid #33B0F8;padding:10px;color:#fff\"\u003e\n\u003cb style=\"color:#33B0F8\"\u003eSame-day dispatch\u003c\/b\u003e\u003cbr\u003eBefore 3:30pm Mon–Fri\u003c\/td\u003e\n\u003ctd style=\"background:#0a0a0a;border:1px solid #33B0F8;padding:10px;color:#fff\"\u003e\n\u003cb style=\"color:#33B0F8\"\u003eWholesale\u003c\/b\u003e\u003cbr\u003eBulk and white label\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"color:#fff;font-size:13px;margin:10px 0 0\"\u003eFood Hygiene Rating awarded by Southend-on-Sea City Council under the Food Standards Agency scheme.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eaf6fe;border:2px solid #c5e4fa;border-radius:10px;padding:16px 18px;margin:14px 0\"\u003e\n\u003ch2 style=\"font-size:20px;margin:0 0 8px;color:#000\"\u003eReferences\u003c\/h2\u003e\n\u003cul style=\"margin:0;padding-left:20px;font-size:14px\"\u003e\n\u003cli\u003eAburto NJ et al. \u003ci\u003eEffect of increased potassium intake on cardiovascular risk factors and disease: systematic review and meta-analyses.\u003c\/i\u003e BMJ, 2013. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/23558164\/\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003ePubMed 23558164\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003ede Baaij JHF, Hoenderop JGJ, Bindels RJM. \u003ci\u003eMagnesium in man: implications for health and disease.\u003c\/i\u003e Physiological Reviews, 2015. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/25540137\/\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003ePubMed 25540137\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeaver CM. \u003ci\u003ePotassium and health.\u003c\/i\u003e Advances in Nutrition, 2013. \u003ca href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/23674806\/\" style=\"color:#1a8fd0;text-decoration:underline;font-weight:600\"\u003ePubMed 23674806\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size:13px;margin:8px 0 0\"\u003eProvided as background to the authorised claims above. Only the register wording is a claim for this product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size:13px;color:#444\"\u003e\u003cb\u003eFood supplement — not a medicine.\u003c\/b\u003e Not intended to diagnose, treat, cure or prevent any disease. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Do not exceed the stated daily intake of 2 capsules. Not suitable for under 18s. Not suitable for people with kidney disease or reduced kidney function, or those taking ACE inhibitors, ARBs, potassium-sparing diuretics or other potassium-raising medicines, unless advised by a doctor. Consult your GP before use if pregnant, breastfeeding or taking any medication. Store cool and dry with the lid closed. Keep out of the sight and reach of children. Sold by Big Idea Services Ltd trading as Charge Products, Company No. 11645389, Unit 1, 8 Towerfield Road, Towerfield Industrial Estate, Southend-on-Sea, Essex SS3 9QE. Customer service Monday to Friday, 9:00am–3:30pm UK time.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Charge Products","offers":[{"title":"x60","offer_id":63473952096586,"sku":null,"price":15.99,"currency_code":"GBP","in_stock":true},{"title":"x90","offer_id":63473952129354,"sku":null,"price":18.99,"currency_code":"GBP","in_stock":true},{"title":"x120","offer_id":63473952162122,"sku":null,"price":21.99,"currency_code":"GBP","in_stock":true},{"title":"x180","offer_id":63473952194890,"sku":null,"price":29.99,"currency_code":"GBP","in_stock":true},{"title":"x300","offer_id":63473952227658,"sku":null,"price":44.99,"currency_code":"GBP","in_stock":true},{"title":"x500","offer_id":63473952260426,"sku":null,"price":64.99,"currency_code":"GBP","in_stock":true},{"title":"x1000","offer_id":63473952293194,"sku":null,"price":129.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0837\/5628\/6282\/files\/magnesium-potassium-citrate-capsules-1000mg-uk..png?v=1788965126","url":"https:\/\/chargeproducts.co.uk\/products\/magnesium-potassium-citrate-capsules-1000mg","provider":"Charge Products","version":"1.0","type":"link"}