Zinc Citrate Dihydrate is a food-grade bioavailable zinc salt of citric acid used for zinc fortification in food, supplements and oral care products.We supply bulk Zinc Citrate Dihydrate sourced from leading China manufacturers, available in powder form for international food processing operations. Our Zinc Citrate Dihydrate is widely used in beverages, dietary zinc supplements, oral care, multivitamin-mineral tablets and infant formula fortification.
Zinc Citrate Dihydrate (Zn₃(C₆H₅O₇)₂·2H₂O) contains approximately 31% elemental zinc and offers good bioavailability with a mild taste profile.
It is used in zinc-fortified foods, dietary supplements, oral care products (anti-plaque, anti-tartar) and pharmaceutical formulations. Its citrate form provides better solubility and absorption than zinc oxide.
| Item | Specification |
|---|---|
| Appearance | White powder |
| Zinc Content | 30.0-33.0% |
| Assay | 98.0-102.0% |
| pH (saturated solution) | 4.0-6.0 |
| Loss on Drying | ≤ 8.0% |
| Heavy Metals (as Pb) | ≤ 10 mg/kg |
| Arsenic | ≤ 3 mg/kg |
Our MOQ for bulk food/feed ingredient is generally 500 kg. We also support mixed containers — combine Zinc Citrate Dihydrate with other food ingredients in one shipment to save on freight.
We provide free samples (100–500g) for quality testing before you place a bulk order. The buyer covers shipping costs only. Samples are typically dispatched within 2–3 business days.
Standard lead time is 7–15 days after order confirmation and payment. For stock items, delivery can be faster. We will confirm the exact timeline before you place the order.
You will receive the original COA (Certificate of Analysis), COO (Certificate of Origin), MSDS, TDS, and relevant certifications directly from the manufacturer. We guarantee full document authenticity and traceability.
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Whether you're sourcing bulk ingredients or mix container, contact our team for pricing, free samples, and technical support.