H.B. 15â„¢ Hoof Supplement Helps support healthy hooves Contains the essential amino acids lysine and methionine, vital for growth and tissue maintenance in horses Also contains vitamin B-6, which aids in the metabolism of these amino acids Specially formulated to contain 20 mg of biotin/ozSpecially formulated to promote healthy hoof condition and prevent cracked, dry, soft, or spongy hoofs. Contains 20 mg of biotin per 1 oz. feeding (essential for proper protein absorption) and the amino acids lysine and methionine. Also contains vitamin B6 which aids in the metabolism of these amino acids. Directions for Use H.B. 15â„¢ Biotin Supplement DIRECTIONS Enclosed scoop holds 1 ounce Feed H.B. 15â„¢ at the following daily rates: ADULT HORSES: 1 ounce per day FOALS, WEANLINGS, PONIES: 1/2 ounce per day PREGNANT & NURSING MARES: 2 ounces per day Sprinkle the proper amount over feed or mix with the grain ration. Close container after each use. Store in cool, dry place.