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Last updated: September 2026
Calcium For Teeth · Vitamin C For Gums · Both Authorised · UK Made
Dual Teeth & Gum Support
One nutrient for your teeth. One for your gums.
Calcium citrate with liposomal vitamin C in vegan capsules. Calcium is needed for the maintenance of normal teeth. Vitamin C contributes to normal collagen formation for the normal function of gums — and it is the only nutrient in the GB register with a claim naming gums at all. Two capsules give 215mg calcium and 34mg vitamin C. No fillers or flow agents added. Contains soya — the liposomal vitamin C uses soya lecithin.
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⚠️ ALLERGEN: CONTAINS SOYA
The liposomal vitamin C in this product is made with soya lecithin — that is what forms the liposome. Soya is one of the 14 allergens that must be declared under UK law, so we declare it here rather than only in the small print. If you are allergic or intolerant to soya, do not take this product. Being vegan does not make a product allergen-free, and the two are often confused.
Quick answer
Two nutrients, chosen because between them they cover both teeth and gums in authorised wording. Calcium is needed for the maintenance of normal teeth. Vitamin C contributes to normal collagen formation for the normal function of gums — and for teeth as well.
A 2-capsule serving provides 215mg calcium (27% NRV) from calcium citrate, and 34mg vitamin C (43% NRV) from liposomal vitamin C. Both are comfortably above the 15% NRV threshold the claims require.
No fillers, binders or flow agents added. CONTAINS SOYA — the liposomal vitamin C is made with soya lecithin. Vegan HPMC shell. Adults 18+.
Key features at a glance
- Vitamin C is the only nutrient with an authorised GB claim naming gums — that is why it is here
- Calcium is needed for the maintenance of normal teeth — authorised wording
- 215mg calcium per serving — 27% NRV, well clear of the 120mg claim threshold
- 34mg vitamin C per serving — 43% NRV
- Calcium citrate, not carbonate — absorbs without needing stomach acid
- No fillers, binders or flow agents — no maltodextrin, rice flour or stearates
- Contains soya — declared clearly, not buried in the small print
- Vegan HPMC capsule — plant-derived, no gelatin
- Every claim explained in plain English, including what it does not mean
- Made and packed in the UK at our own Essex facility
- Full amounts and %NRV declared — not hidden behind a proprietary blend
- 163,000+ verified sales and a 5 Star Food Hygiene Rating
- 10% off on subscription and 3 interest-free instalments over £50
Contents — jump to a section
The authorised claims — and what they actually mean
Both nutrients in this formula carry authorised GB nutrition claims. The wording is fixed by law, which makes it precise but not always clear. Here is what each one means.
🦷 "Calcium is needed for the maintenance of normal teeth"
Calcium is a structural component of the mineralised tissue in teeth. The key words are "maintenance of normal" — it means supporting healthy teeth in staying healthy. It does not mean repairing, whitening, remineralising damage or treating any dental condition, and no supplement is authorised to claim that.
Calcium also carries "is needed for the maintenance of normal bones", which works on the same structural principle.
🦠 "Vitamin C contributes to normal collagen formation for the normal function of gums"
Gum tissue is largely collagen, and vitamin C is required by the enzymes that build it. This is the only authorised GB claim that names gums specifically — no other nutrient has one. That is the single reason vitamin C is in this formula rather than something else.
Vitamin C carries the same collagen claim for teeth as well, so it covers both. Again, "normal function" means supporting healthy tissue — not treating bleeding gums, gum disease or any dental condition. Those are matters for a dentist.
The other authorised claims these two nutrients carry
Vitamin C contributes to normal collagen formation for the normal function of blood vessels, bones, cartilage and skin — four more claims on the same collagen mechanism.
Vitamin C contributes to the normal function of the immune system — keeping normal immune function working. Not a claim about preventing colds or shortening them.
Vitamin C contributes to the protection of cells from oxidative stress — vitamin C is one of the body's water-soluble antioxidants. Cellular chemistry, not a detox or anti-ageing claim.
Vitamin C contributes to the reduction of tiredness and fatigue and to normal energy-yielding metabolism — supporting normal energy production, not acting as a stimulant.
Vitamin C increases iron absorption — a genuine and useful one: taking vitamin C alongside iron-containing food improves how much iron the body takes up.
Vitamin C contributes to normal psychological function and to the normal functioning of the nervous system — the brain's and nerves' ordinary working processes. Not claims about mood or focus.
Calcium contributes to normal muscle function, normal neurotransmission, normal blood clotting, normal energy-yielding metabolism, the normal function of digestive enzymes, and has a role in the process of cell division and specialisation — calcium is a signalling mineral as well as a structural one.
❌ What is not authorised — and we do not claim
✗ Treating, preventing or reversing tooth decay, cavities or gum disease
✗ Remineralising, strengthening or whitening enamel
✗ Stopping bleeding gums, receding gums or gingivitis
✗ Replacing brushing, flossing or dental care of any kind
✗ Any benefit from the liposomal format — no absorption or bioavailability claim is authorised for it
Why these two nutrients
Most teeth-and-gum supplements are assembled from whatever sounds relevant. This one was built backwards from the claims register.
Four nutrients carry an authorised claim naming teeth — calcium, vitamin D, magnesium and phosphorus. Only one carries a claim naming gums, and that is vitamin C. So any product that wants to talk about gums in approved wording has to contain vitamin C. There is no alternative.
Calcium was chosen from the teeth group because it is the structural mineral in the tissue itself, and because it clears the claim threshold at a sensible serving. Between the two, the formula covers teeth twice and gums once, with nothing in the pot that is not pulling its weight.
Why citrate, and why two capsules
Calcium citrate is 20.3 to 23% elemental calcium. Calcium carbonate is about 40%. So carbonate would fit twice as much calcium into the same capsule — and we chose citrate anyway.
The reason is that carbonate needs stomach acid to be absorbed and citrate does not. That matters for older adults, for anyone taking a proton pump inhibitor such as omeprazole, and for anyone who takes a supplement away from food. Citrate is the more reliable choice across more people.
The cost of that decision is bulk. At around 21% elemental, one 600mg capsule cannot deliver enough calcium to reach the 15% NRV threshold the teeth claim requires — it lands at about 14%. So the serving is two capsules, which clears it at 27%. We would rather use two honest capsules than print a number the product does not deliver.
Elemental calcium is the figure that matters, and it is the one most listings leave out. A 1,000mg calcium citrate tablet contains around 203–230mg of actual calcium. Always check which number a seller is quoting.
Full specification
| Per 2 capsules | Amount | % NRV |
|---|---|---|
| Calcium (from 1,062mg calcium citrate) | 215 mg | 27% |
| Vitamin C (from 138mg liposomal vitamin C) | 34 mg | 43% |
| What is in each capsule | Per capsule | Per 2-capsule serving |
|---|---|---|
| Calcium citrate | 531 mg | 1,062 mg |
| Liposomal vitamin C | 69 mg | 138 mg |
| Total fill weight | 600 mg | 1,200 mg |
| Capsule shell | Size 00 HPMC — vegan, no gelatin. Not included in the fill weight above. | |
Published in full. No proprietary blend and no "complex" hiding the ratio — you can see exactly how much of each is in a capsule and check our arithmetic against the specification below. The liposomal vitamin C is a compound ingredient: ascorbic acid carried on soya lecithin.
Why we declare 215mg and not 223mg
Calcium citrate is not a fixed percentage. The technical specification gives a range of 20.3% to 23% elemental calcium, so 1,062mg of the compound delivers somewhere between 216mg and 244mg of actual calcium depending on the batch.
We declare at the bottom of that range. Every pot delivers at least what the label says, and most deliver more. Declaring the midpoint or the top would look better on paper and would be wrong on some batches — the same reason we use two capsules instead of printing an optimistic single-capsule figure.
| Product specification | |
|---|---|
| Full ingredients | Calcium Citrate, Liposomal Vitamin C (Ascorbic Acid, SOYA Lecithin). Capsule shell: HPMC (hydroxypropyl methylcellulose) |
| Allergens | CONTAINS SOYA. The liposomal vitamin C is made with soya lecithin. No other declarable allergens present |
| Calcium form | Calcium citrate (tricalcium citrate tetrahydrate) — 20.3–23% elemental calcium |
| Vitamin C form | Liposomal vitamin C |
| Serving | 2 capsules daily |
| Capsule | Size 00, HPMC — vegan, no gelatin |
| Fill weight | 600 mg per capsule |
| Fillers, binders, flow agents | None added |
| Suitable for | Vegans and vegetarians · adults 18+ |
| Storage | Cool, dry place away from direct sunlight; keep the pot sealed |
| Encapsulation | In-house at our own UK facility, Southend-on-Sea, Essex |
| Chemical name | Tricalcium citrate tetrahydrate — tricalcium salt of citric acid |
| CAS / EC number | 5785-44-4 / 212-391-7 · E333(iii) |
| Molecular formula / weight | (C₆H₅O₇)₂Ca₃·4H₂O / 570.49 |
| Assay | 97.5–100.5% tricalcium citrate, to USP standard |
| Calcium content | 20.3–23% elemental — declared at the 20.3% minimum |
| Appearance | Fine white crystalline powder |
| Particle size | Minimum 80% through 20–80 mesh |
| Loss on drying | 10–14% — this is the four water molecules bound into the tetrahydrate, not damp powder |
| Acid-insoluble substances | Maximum 0.2% |
| Oxalates / fluorides | Maximum 100 ppm / maximum 30 ppm |
| Heavy metals | Total max 20 mg/kg · lead max 1 · cadmium max 1 · arsenic max 1 · mercury max 0.1 · aluminium max 30 mg/kg |
| Microbiology | Total viable count max 1,000 cfu/g · yeasts and moulds max 100 cfu/g · E. coli negative/1g · salmonella negative/25g |
| Production method | Neutralisation of calcium carbonate with citric acid, then separation, drying and sieving |
| Solubility | Slightly soluble in water, almost insoluble in ethanol |
| Compliance | TSE/BSE free · non-GM · non-irradiated · no nandrolone or IOC/WADA-banned contact · EU pesticide MRL, PAH and pyrrolizidine alkaloid compliant · no nanomaterials |
| Calcium citrate shelf life | Minimum 2 years from manufacture |
| Trade documentation | Full technical dossier and batch certificate of analysis on request |
How to take it
- Two capsules daily with water. Two capsules is one serving.
- Take them with food. Calcium is better absorbed with a meal and food reduces the chance of stomach upset.
- Leave a gap from medication — at least two hours either side.
- Check your combined intake if you already take another calcium supplement or a multivitamin containing calcium.
- Reseal the pot and store cool, dry and out of sunlight.
Consistency matters more than timing. Calcium and vitamin C both work on ongoing sufficiency rather than on any single dose, so taking it at the same point in your day is easier to keep up than optimising the hour.
Dose, safety and interactions
215mg is a deliberately moderate serving. The UK reference intake for adults is 700mg a day from all sources, and average UK dietary intake sits around 800–900mg. This serving takes a typical adult to roughly 1,100mg total.
For context, the NHS advises that more than 1,500mg a day from supplements may cause stomach pain and diarrhoea, and the tolerable upper intake level from all sources is 2,500mg a day. This serving is well inside both.
There is a second reason not to go higher: calcium absorption efficiency falls above about 500mg in a single dose. A moderate serving is used more efficiently than a large one, so more is not simply better.
Interactions and who should check first
Calcium reduces absorption of several medicines — certain antibiotics (tetracyclines and quinolones), thyroid medication, bisphosphonates and iron supplements. Leave at least two hours either side, and ask your pharmacist if you are unsure.
Speak to your GP before use if you have kidney problems, a history of kidney stones, high blood calcium, an overactive parathyroid gland, or sarcoidosis.
Adults 18+ only. Consult your GP if pregnant or breastfeeding. Check the combined total if you take another calcium supplement.
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Where to buy Dual Teeth & Gum Support UK
You can buy Dual Teeth & Gum Support UK direct from this page, with free UK delivery on orders over £10 and same-day dispatch on orders placed before 3:30pm Monday to Friday. Ordering direct is the cheapest route and gives you the 10% subscription discount.
Looking for where to buy calcium and vitamin C capsules UK from a supplier that publishes its specification? Everything on this page — the elemental calcium range, the per-capsule breakdown, the heavy metal and microbiological limits — comes from the manufacturer's technical dossier, and we will send you the dossier and a batch certificate of analysis on request.
Customer service runs Monday to Friday, 9:00am–3:30pm UK time, on sales@chargeproducts.co.uk. Trade and bulk enquiries are welcome — see below.
Wholesale and bulk supply
Wholesale · Trade · B2B
Calcium & Vitamin C Capsules Wholesale UK · Trade Supply Since 2016
Charge Products supplies calcium and vitamin C capsules wholesale UK and calcium citrate bulk UK to independent health retailers, dental practices, clinics, white-label brands and contract packers. We encapsulate in-house in Essex, so trade orders ship on the same timescale as retail.
Formulator note: the 15% NRV thresholds are 120mg for calcium and 12mg for vitamin C. At roughly 21% elemental, calcium citrate needs about 571mg of compound to reach the calcium threshold — which is why a single small capsule cannot carry the teeth claim. Plan the capsule size around the elemental figure, not the compound weight.
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Made and packed in the UK In-house encapsulation at our own Essex facility, not outsourced. |
5 Star Food Hygiene Rating Independently awarded and inspected by Southend-on-Sea City Council. |
Trading since 2016 163,000+ verified sales at 99.8% positive feedback. |
Related products
- Calcium Citrate Powder — the same calcium, loose, for your own dosing
- All Vitamins — the full UK vitamin range
- Magnesium Range — magnesium also contributes to the maintenance of normal teeth
- Full Supplement Range
Frequently asked questions
Why calcium and vitamin C together for teeth and gums?
Because between them they cover both. Calcium is needed for the maintenance of normal teeth. Vitamin C contributes to normal collagen formation for the normal function of gums, and also for the normal function of teeth. Vitamin C is the only nutrient with an authorised GB claim naming gums specifically, which is why it is in this formula.
How much calcium and vitamin C is in a serving?
Two capsules provide 215mg calcium (27% NRV) from 1,062mg of calcium citrate, plus 34mg vitamin C (43% NRV) from 138mg of liposomal vitamin C. Both are well above the 15% NRV threshold the authorised claims require.
Why is the serving two capsules rather than one?
Calcium citrate is only 20.3 to 23% elemental calcium, so the compound is bulky. A single size 00 capsule holding 600mg of powder lands at about 14% NRV — just under the threshold, so the teeth claim would not hold. Two capsules clears it comfortably at 27%. We would rather use two honest capsules than declare a number the product does not deliver.
Why calcium citrate rather than calcium carbonate?
Carbonate holds more calcium per gram — about 40% against 21% — but it needs stomach acid to be absorbed. Citrate does not, which makes it more reliable for older adults, anyone on a proton pump inhibitor, and anyone taking their supplement away from food. The trade-off is bulk, which is why the serving is two capsules.
How much calcium is safe?
215mg per serving is conservative. The UK reference intake is 700mg a day from all sources and average dietary intake is around 800–900mg. The NHS advises that more than 1,500mg a day from supplements may cause stomach pain and diarrhoea, and the upper level from all sources is 2,500mg. Absorption efficiency also falls above about 500mg in a single dose.
When should I take it?
Two capsules daily with food. Calcium is better absorbed with a meal and food reduces the chance of stomach upset. If you take any medication, leave at least two hours either side.
Does calcium interact with medication?
Yes. Calcium can reduce absorption of certain antibiotics including tetracyclines and quinolones, and of thyroid medication, bisphosphonates and iron supplements. Two hours either side is the standard advice — check with your pharmacist.
Are the capsules vegan?
Yes. The shell is HPMC, a plant-derived hydroxypropyl methylcellulose capsule with no gelatin, and there are no animal-derived ingredients. But vegan does not mean allergen-free — the liposomal vitamin C uses soya lecithin, so this product contains soya.
Are there any fillers?
No fillers, binders or flow agents are added — no maltodextrin, rice flour, magnesium stearate, silicon dioxide or anti-caking agents. The full list is calcium citrate, liposomal vitamin C and the HPMC shell. Note that the liposomal vitamin C is itself a compound ingredient: ascorbic acid carried on soya lecithin, which is why this product contains soya.
Does it replace brushing or seeing a dentist?
No, and nothing on this page suggests it does. This is a food supplement providing two nutrients with authorised claims relating to normal teeth and normal gums. Dental care is dental care.
How fast is UK delivery?
Orders placed before 3:30pm Monday to Friday are dispatched the same working day from Southend-on-Sea. Free UK delivery on all orders over £10.
Can I return it?
Unopened pots can be returned within 30 days. Opened food products cannot be resold and are non-returnable for food safety reasons. If an order arrives damaged, contact sales@chargeproducts.co.uk and it will be replaced.
Who should not take it?
Anyone under 18. Speak to your GP before use if you have kidney problems, a history of kidney stones, high blood calcium, an overactive parathyroid gland or sarcoidosis, or if you take prescribed medication. Check the combined total if you already take another calcium supplement.
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Regulatory references
This page cites the claims register and public health guidance rather than efficacy studies. The claims are the claims — quoting trials alongside them would only serve to imply more than the approved wording allows.
GB Nutrition and Health Claims Register — the authorised calcium and vitamin C claims in their approved wording
NHS — Calcium — UK reference intake and the 1,500mg supplemental caution
NHS — Vitamin C — reference intake and general guidance
Food Standards Agency — food supplements guidance
References are provided for regulatory context only. This product is a food supplement, not a medicine, and no disease claims are made.
Food supplement — not a medicine. This product is not intended to diagnose, treat, cure or prevent any disease, and is not a substitute for brushing, flossing or professional dental care. Calcium and vitamin C nutrition claims are authorised under Regulation (EC) No 1924/2006 as retained in UK law and are used in their approved wording; no other claims are made. Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle. Do not exceed the recommended intake of two capsules per day. Keep out of the sight and reach of children. Not suitable for anyone under 18. ALLERGEN: CONTAINS SOYA — the liposomal vitamin C is made with soya lecithin.
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. Food supplement — not a medicine. If you are pregnant, breastfeeding, taking prescribed medication or managing a diagnosed condition, consult your GP before use.
| Amount of Capsules |
x60, x90, 120, x180, x300, x500 |
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