The Biotin-Plus Hoof and Coat Supplement from Equilife contains 50mg D-Biotin per scoop for strong healthy hooves. It is blended with the highest quality ingredients, including Linseed Meal, which provides Omega 3 Fatty Acids and is a strong antioxidant that prevents damage to cells by free radicals, Brewers Dried Yeast, which is full of B Vitamins and trace minerals for extra shiny coats and promotion of hoof growth, and Stabilized Rice Bran, which contains the powerful Antioxidant DMG (dimethyl glycine) for improved endurance in horses.