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Zinc Citrate Granules Manufacturing: Process and Benefits

Introduction to Zinc Citrate Granules

Zinc citrate granules are a highly bioavailable form of zinc used in dietary supplements, pharmaceuticals, and fortified foods. The manufacturing process ensures high purity, stability, and optimal absorption. This article explores the key steps in zinc citrate granules production and their advantages.

Manufacturing Process of Zinc Citrate Granules

1. Raw Material Selection
High-purity zinc oxide and citric acid are selected to ensure product quality. The raw materials undergo strict testing for contaminants and impurities.

2. Reaction & Precipitation
Zinc oxide reacts with citric acid in a controlled environment to form zinc citrate. The solution is then precipitated, filtered, and washed to remove by-products.

3. Drying & Milling
The precipitated zinc citrate is dried using spray drying or fluidized bed drying to achieve the desired moisture content. The dried product is milled into fine powder.

4. Granulation
The powdered zinc citrate undergoes wet or dry granulation to improve flowability and compressibility. Binders may be added to enhance granule stability.

5. Screening & Quality Control
The granules are sieved to ensure uniform particle size. They undergo rigorous testing for purity, dissolution rate, and microbial contamination.

6. Packaging
The final product is packed in moisture-resistant, airtight containers to maintain stability and shelf life.

Benefits of Zinc Citrate Granules

– High Bioavailability: Easily absorbed by the body compared to other zinc forms.
– Stability: Resistant to moisture and oxidation, making it ideal for supplements.
– Neutral Taste: Suitable for chewable tablets and oral supplements.
– Versatility: Used in multivitamins, lozenges, and fortified foods.

Conclusion

Zinc citrate granules manufacturing involves precise chemical reactions, granulation, and quality control to produce a superior zinc supplement. Its high bioavailability and stability make it a preferred choice for health and nutrition applications.