Product Description Biotin, also known as vitamin H and coenzyme R, is a water-soluble vitamin and also belongs to the vitamin B family, B7. It is a necessary substance for the synthesis of vitamin C and an indispensable substance for the normal metabolism of fat and protein. Biotin powder is a necessary nutrient to maintain the human body's natural growth, development and normal human function and health. Due to its beneficial effects on hair and skin, biotin is often referred to as the “beauty vitamin.” Certification of Analysis ANALYSIS SPECIFICATION RESULTS Appearance White Powder Complies Odor Characteristic Complies Tasted Characteristic Complies Assay 98% Complies Sieve Analysis 100% pass 80 mesh Complies Loss on Drying 5% Max. 1.02% Sulphated Ash 5% Max. 1.3% Extract Solvent Ethanol & Water Complies Heavy Metal 5ppm Max Complies As 2ppm Max Complies Residual Solvents 0.05% Max. Negative Microbiological Control Total Plate Count 10,000cfu/g Max Conforms Yeast & Mold 1,000cfu/g Max Conforms E.Coli Negative Negative Salmonella Negative Negative Function Biotin(Vitamin H ) is the essential Nutrients of the retina,the Biotin deficiency could cause the Dry eyes, keratization,inflammation, even blindness. Biotin(Vitamin H) can improve the body's immune response and resistance. Biotin(Vitamin H) can maintain normal growth and development. To help fat, glycogen and the synthesis and metabolism of amino acids in the human body is normal; To promote sweat glands, nerve tissue, bone marrow, the male gonads, the skin and hair of normal operation and the growth, relieve eczema, dermatitis symptoms;