Animed Biotin 100- 2.5lbAniMed™ Biotin 100 Powder for horses is formulated to help optimize the general condition of hooves, skin and hair coat. This equine supplement represents an economical and bioavailable source of biotin, a water-soluable B vitamin that plays an important role in carbohydrate, fat and protein metabolism and aids in normal hoof hardness and growth. Offered in an easy-to-feed top dress powder. 2.5 lb (up to a 40-day supply).