A supplement for healthy hoof growth, & to improve the condition of coat & skin. With Zinc, Methionine, Calcium & Copper. Did you know that Equimins Biotin will last twice as long as as NAF Biotin because you feed half the amount to supply 15mg of Biotin per day. When fed at 2 measures per day (25g) a 1kg tub will last 40 days, a 2kg tub 80 days & a 3kg tub 120 days.