* Supports Carbohydrate, Fat & Energy Metabolism * Vegetarian Formula * Vitamin Supplement * Free of Gluten & Wheat * Guaranteed Quality - Laboratory Tested Smart Facts Biotin is a water-soluble B vitamin that is essential for the intermediate metabolism of carbohydrates, proteins and fats. Biotin also helps to support healthy skin and hair. Our Biotin is made from quality ingredients and, because we use no animal by-products, is perfect for vegetarians.