Nutrition supplements
Used as a zinc source after dosage and regulatory review.
Food grade ingredient · Citrate salt
Food Grade Zinc Citrate
Zinc citrate is a zinc salt of citric acid used in suitable nutrition products and supplements as a zinc fortificant.
- CAS number
- 5990-32-9
- Product
- Zinc Citrate
- Formula
- Zn3(C6H5O7)2·2H2O
- MOQ
- 500 kg
Reference assay≥96.0%
Standard packing25 kg bag
Container loadingConfirm / 20' FCL
QualificationCOA and certificates on request
Direct product answer
What is food grade zinc citrate?
The supplied zinc citrate is identified as dihydrate Zn3(C6H5O7)2·2H2O, CAS 5990-32-9, with reference content of at least 96.0% on a dry basis.
The supplied commercial limits must be matched to the exact grade, intended food category and destination-market rules. A product name alone does not establish regulatory conformity.
Application screening
Common food grade Zinc Citrate applications
Confirm legal use, dosage, technical performance and sensory impact in the finished product.
Food fortification
Evaluate zinc contribution, taste and compatibility in qualifying foods.
Premixes
Specify zinc basis, particle size, hydrate form and contaminant limits.
Tablets and capsules
Assess flow, compression, blend uniformity and dissolution.
Powdered products
Evaluate dispersion, sediment and sensory effects.
Product qualification
Confirm actual zinc assay, certificate scope and destination-market permission.
Supplied technical data
Food grade Zinc Citrate reference specification
These values reproduce the supplied sheet. They are not a batch COA or universal standard.
| Test item | Specification |
|---|---|
| Zinc citrate content, dry basis | ≥96.0% |
| Zinc | 31.0–34.0% |
| Loss on drying | ≤3.0% |
| Arsenic | ≤0.0003% |
| Lead | ≤0.001% |
| Cadmium | ≤0.0005% |
| pH value | 6.0–7.0 |
Specification note: Confirm whether the stated content and zinc limits are calculated on an as-is or dry basis and verify the hydrate form, test method and intended food-category permission.
Qualification support
Documents and evidence to request
Product documents
Request the current specification/TDS, SDS, methods and representative or batch COA.
Food qualification
Verify applicable HACCP, Kosher, Halal and ISO documents for the exact product and site.
Independent reference
Review the NIH PubChem zinc citrate record for identity context.
Storage and handling
Protect Zinc Citrate in storage
- EnvironmentStore sealed in a cool, dry, ventilated area away from heat and sunlight.
- MoistureProtect bags from rain, humidity, caking and contamination.
- ControlsFollow the current SDS and site hygiene procedures.
Buyer questions
Food grade Zinc Citrate FAQ
What is Zinc Citrate used for?
Zinc citrate is a zinc salt of citric acid used in suitable nutrition products and supplements as a zinc fortificant. Validate legal use and performance for the exact food.
What is the reference assay?
The supplied sheet states ≥96.0%. Confirm the signed specification and COA.
What are the packing and MOQ?
The reference packing is 25 kg per bag and the minimum order is 500 kg.
Which documents should be requested?
Request specification/TDS, SDS, COA and applicable food-quality certificates.
What information is needed for a quote?
Provide application, grade or hydrate form, specification, quantity, destination and delivery date.
Last reviewed 2026-07-20 by Bespring Chemical technical and export team.
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Specification-led sourcing
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