📌 Detailed Introduction of Zinc Citrate
✔ What is Zinc Citrate?
Zinc Citrate (C₆H₆O₇Zn) is a white, odorless powder that serves as an efficient source of zinc, an essential mineral required for immune function, enzyme activity, and cellular health. It is commonly used as a zinc supplement in food, pharmaceuticals, and personal care products.
✔ CAS Number & Chemical Formula:
CAS Number: 546-46-3
Chemical Formula: C₆H₆O₇Zn
✔ E Number (Food Additive):
E335 (As a permitted food additive in some regions)
📌 Applications of Zinc Citrate
✔ Food & Nutraceutical Industry
Dietary Zinc Supplement: Used in fortified foods, functional beverages, and health supplements to prevent zinc deficiency.
Infant & Children’s Nutrition: Added to baby formulas and fortified dairy products to support growth and immune function.
Sports & Energy Products: Included in protein powders, energy bars, and multivitamins for enhanced mineral absorption.
✔ Pharmaceutical Industry
Tablets & Capsules: Used in multivitamins, immune boosters, and therapeutic zinc supplements.
Medicinal Ointments & Creams: Found in topical applications for wound healing and skin care.
✔ Personal Care & Cosmetics Industry
Oral Care Products: Commonly added to toothpaste and mouthwash due to its anti-bacterial and anti-plaque properties.
Skin & Hair Care: Used in anti-aging creams, shampoos, and sunscreens for its role in skin repair and UV protection.
✔ Animal Nutrition & Feed Industry
Zinc Fortification in Animal Feed: Supports immune health and metabolism in livestock and poultry.
📌 Production Method & Raw Materials
✔ Raw Materials Used:
Citric Acid (Organic Acid Source)
Zinc Oxide or Zinc Carbonate (Zinc Source)
✔ Production Process:
Reaction: Zinc oxide (or zinc carbonate) reacts with citric acid in an aqueous solution.
Purification: The mixture is filtered to remove impurities.
Drying & Granulation: The solution is dried to obtain a fine powder or granules.
Quality Control: Final product is tested for purity, heavy metals, and solubility.
📌 Product Specifications (Food & Pharmaceutical Grade)
Property | Specification |
---|---|
Appearance | White crystalline powder |
Zinc Content (%) | 31.0 – 37.0% |
Solubility | Slightly soluble in water |
pH (10% Solution) | 6.0 – 8.0 |
Loss on Drying (%) | ≤ 12.0% |
Heavy Metals (ppm) | ≤ 10 ppm |
Lead (Pb) (ppm) | ≤ 3 ppm |
Cadmium (Cd) (ppm) | ≤ 1 ppm |
Arsenic (As) (ppm) | ≤ 1 ppm |
Packaging | 25kg fiber drums or customized packaging |
Shelf Life | 24 months |
📌 Famous Zinc Citrate Brands Worldwide
Jungbunzlauer (Switzerland)
Jost Chemical (USA)
Gadot Biochemical (Israel)
Jiangsu Khonor Chemicals Co., Limited (China)
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✔ Premium Quality Zinc Citrate – Food & Pharmaceutical Grade
✔ Strict Compliance with Global Standards (FCC, USP, EU Regulations)
✔ Stable Supply & Competitive Prices
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✔ Technical Support & Product Documentation Available
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Zinc citrate is a widely recognized and utilized form of zinc supplementation found in various health products due to its efficacy and bioavailability. Zinc, an essential mineral, plays pivotal roles in numerous physiological functions within the human body, ranging from immune system support to DNA synthesis. As such, ensuring an adequate intake of zinc is vital for overall health and wellbeing.
Chemical Composition and Formulation:Zinc citrate is a chemical compound formed by combining zinc with citric acid. This chelated form of zinc results in increased solubility and absorption in the body compared to other forms of zinc supplements. The molecular formula of zinc citrate is typically represented as Zn3(C6H5O7)2·4H2O.
Bioavailability and Absorption:One of the key advantages of zinc citrate is its high bioavailability, meaning the body can readily absorb and utilize the zinc it provides. The citrate component of zinc citrate enhances its solubility, facilitating efficient absorption in the gastrointestinal tract. This superior bioavailability ensures that a larger proportion of the ingested zinc is effectively utilized by the body, making it an attractive choice for supplementation.
Health Benefits:
Immune Function Support: Zinc is renowned for its role in supporting the immune system. It plays a crucial part in the development and function of immune cells, helping the body fend off pathogens and infections. Zinc citrate supplementation may aid in maintaining optimal immune function, reducing the risk and severity of illnesses.
Wound Healing: Zinc is involved in various stages of the wound healing process, including inflammation, tissue repair, and collagen synthesis. By promoting these processes, zinc citrate can potentially accelerate wound healing and tissue regeneration.
Healthy Skin: Zinc is beneficial for maintaining healthy skin by regulating sebum production, combating acne, and supporting overall skin integrity. Regular intake of zinc citrate may contribute to clearer, healthier skin complexion.
Antioxidant Properties: Zinc serves as a cofactor for numerous antioxidant enzymes, helping to neutralize harmful free radicals and oxidative stress. By reducing oxidative damage, zinc citrate may help mitigate the risk of chronic diseases and support overall cellular health.
Cognitive Function: Zinc plays a crucial role in neurotransmission and cognitive function. Adequate zinc levels are associated with improved memory, learning, and cognitive performance. Supplementation with zinc citrate may thus support cognitive health and mental acuity.
Usage and Dosage:Zinc citrate is commonly incorporated into various health products, including multivitamins, immune support supplements, and skincare formulations. The recommended dosage of zinc citrate varies depending on individual needs, age, and health status. However, typical dosages range from 15 mg to 30 mg per day for adults.
Product name | Zinc citrate dihydrate |
Molecular formula | Zn3(C6H5O7)2·2H2O |
Molecular weight | 610.37 |
CAS No. | 5990-32-9 |
EINECS | 208-901-2 |
Appearance | White fine crystal |
Application | Food and pharma additive, zinc fortifier, zinc supplement |
Zinc content (dried bases) ≥% | 31.3 |
Chloride ≤% | 0.05 |
Sulfate ≤% | 0.05 |
Arsenic ≤ppm | ≤3 |
Cadmiun ≤ppm | ≤5 |
Lead ≤ppm | ≤10 |
Loss on drying (2h@105℃) ≤% | 1 |