Vitamin D3 CAS:67-97-0

Vitamin D3 (CAS No. 67-97-0), also known as cholecalciferol, is a white crystalline powder with the molecular formula C₂₇H₄₄O. It is an essential fat-soluble vitamin for the human body, playing a core role in regulating calcium and phosphorus metabolism and promoting bone health. It is slightly soluble in water and readily soluble in lipids and organic solvents. Widely used in food, pharmaceuticals, and animal feed, it is an important nutritional fortifying ingredient.

- Food sector: Used as a nutritional fortifier, added to infant formula, dairy products, cereal products, and sports nutrition supplements to supplement the body's need for vitamin D3, prevent rickets, and promote bone development. Compliance with national standards for maximum limits is required.

- Pharmaceutical sector: Used as a core raw material in the preparation of vitamin D3 tablets, capsules, injections, and other formulations for the treatment of vitamin D3 deficiency and osteoporosis, especially suitable for infants, the elderly, and pregnant women.

- Feed sector: Used as a vitamin supplement in livestock and aquaculture feeds to balance feed nutrition, promote animal bone development, and improve immunity and reproductive performance. Suitable for pigs, chickens, fish, and shrimp farming.

- Other fields: Used in cosmetics as a nutritional additive to improve skin barrier function; also used as an auxiliary raw material in the bio-fermentation industry to ensure the necessary nutrients for microbial growth.

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