Source Naturals BioTin 5mg, 120 Tablets Dietary supplement. Biotin is a water-soluble vitamin. It is required by our bodies due to its involvement in carbohydrate, protein and fat metabolism (These statements have not been evaluated by the Food and Drug Administration. Features: Required by our bodies due to its involvement in carbohydrate, protein, and fat metabolism An essential nutrient in human nutrition Water-soluble vitamin Also available in 600 mcg tablets 2 tablet daily, or as recommended by your health care professional Product Details: Product Dimensions: 4.3 x 7.6 x 4.3 inches ; 2.08 ounces Shipping Weight: 0.8 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: 021078013730 Item model number: SN1373