Doctor's Best Biotin Non-GMO Vegan Supports Hair Skin Nails 10,000mcg 120 Vcaps Best Biotin is a highly potent source of biotin, a water-soluble B vitamin. Like other vitamins, biotin is vital to our life processes and occurs in all our cells. Unlike many vitamins, however, biotin is a coenzyme-it is actually part of the molecular structure of certain of our enzymes, and without it these enzymes cannot function. Biotin is essential for fetal development, for growth, and for health in adulthood. Features: Promotes healthy hair, skin, and nails, gene regulation and DNA integrity as well as essential enzyme functions Best biotin provides a substantial dose of the B-complex vitamin biotin, indispensable for the unique function of biotinylation Vegan, non-GMO, gluten free Product Details: Product Dimensions: 2.1 x 2.1 x 3.8 inches ; 2.4 ounces Shipping Weight: 2.4 ounces Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues. International Shipping: This item is not eligible for international shipping. Learn More UPC: 753950003736 Item model number: DRB-00373