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Magnesium Citrate Granules Fabrication: Process and Benefits

Magnesium citrate granules are widely used in pharmaceuticals and nutraceuticals due to their high bioavailability and digestive benefits. Understanding the fabrication process is essential for manufacturers aiming to produce high-quality granules efficiently. This article explores the key steps in magnesium citrate granules fabrication and their advantages.

Manufacturing Process of Magnesium Citrate Granules

1. Raw Material Preparation
High-purity magnesium carbonate or oxide and citric acid are mixed in precise ratios. The reaction between these compounds forms magnesium citrate, which is then purified to remove impurities.

2. Granulation Techniques
– Wet Granulation: A binder solution is added to the magnesium citrate powder, forming a wet mass. This mixture is passed through a sieve to create granules, which are then dried.
– Dry Granulation: Suitable for moisture-sensitive formulations, this method compresses the powder into slugs, which are milled into granules.

3. Drying and Sizing
The granules are dried in a fluidized bed dryer or oven to achieve optimal moisture content. Post-drying, sieving ensures uniform particle size distribution.

4. Quality Control
Each batch undergoes testing for purity, dissolution rate, and microbial contamination to meet regulatory standards (USP/EP).

Benefits of Magnesium Citrate Granules
– Enhanced Bioavailability: Granules dissolve quickly, improving magnesium absorption.
– Stable Formulation: Resists moisture and degradation, ensuring longer shelf life.
– Versatile Applications: Used in supplements, laxatives, and electrolyte replacements.

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By optimizing the fabrication process, manufacturers can produce superior magnesium citrate granules for diverse health applications.