CAS · 813-94-5
Product Overview
Calcium citrate is a high-purity food-additives supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | White crystal or crystalline powder |
|---|---|
| Identification test: | Pass |
| Assay: | 97.5% ~ 100.5% |
| Loss on drying: | 10% ~ 14% |
| Fluoride: | 30 mg/kg max |
| Lead: | 2.0 mg/kg max |
| Arsenic: | 3.0 mg/kg max |
Applications
1. Dietary Supplements
One of the most popular forms of calcium supplementation to prevent or treat calcium deficiency, osteoporosis, and bone disorders.
Preferred by individuals with low stomach acid or digestive issues, as calcium citrate is better absorbed than calcium carbonate without the need for stomach acid.
Available in tablets, capsules, chewable tablets, and powders.
2. Food Fortification
Added to fortified foods and beverages (e.g., fruit juices, dairy alternatives, cereals) to enhance calcium content.
Helps populations meet daily recommended calcium intake to support bone health.
3. Pharmaceutical Industry
Used as an excipient and mineral source in formulations for bone health.
May be combined with vitamin D and other minerals to improve calcium absorption and metabolism.
4. Animal Nutrition
Used in animal feed to supply calcium, supporting bone development, egg shell formation, and overall health in livestock and poultry.
5. Other Industrial Uses
Occasionally utilized in food processing as a firming agent and pH buffer.
Used in cosmetics for its mild alkalinity and calcium content.
Benefits
1. Excellent Calcium Bioavailability
Calcium citrate is more easily absorbed than calcium carbonate, especially in people with reduced stomach acid (elderly, certain medical conditions).
Absorption is less dependent on stomach pH, making it effective in a wider range of individuals.
2. Supports Bone and Dental Health
Provides essential calcium needed for:
Bone mineralization
Tooth enamel formation
Muscle contraction and nerve function
3. Gentle on the Digestive System
Less likely to cause constipation or gas compared to calcium carbonate.
Suitable for people with sensitive digestive tracts or those taking acid-reducing medications.
4. Low Risk of Kidney Stones
Compared to calcium carbonate, calcium citrate is associated with a lower risk of kidney stone formation.
5. Convenient Supplement Form
Can be taken with or without food.
Commonly combined with vitamin D to optimize calcium utilization.
Conclusion
Calcium citrate (CAS 813-94-5) is a widely used, well-absorbed calcium supplement essential for maintaining bone strength, dental health, and metabolic functions. Its superior absorption profile and gentle effect on the stomach make it a preferred choice over other calcium salts, especially for the elderly and individuals with digestive challenges. With applications spanning dietary supplements, fortified foods, pharmaceuticals, and animal nutrition, calcium citrate is a critical ingredient supporting health across multiple sectors.
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