Carr Day and Martin Cornucrescine Hoof Ointment is the world's first and unique hoof treatment for horses! Perfect for soft, brittle hooves and dry, weak or broke, split hooves. Cornucrescine Hoof Ointment keeps up ideal condition and rebuilds and develops the hoof. Likewise helps re-growth of hair after rubs or scarring. Application by hand invigorates keratin delivering cells. Get results in 4-6 weeks. It contains key oils and lanolin. Apply to clean hooves by hand, rubbing in well around the coronet band and into any splits. Utilize week after week to keep up a healthy growth of horn, or every day to quicken hoof development and enhance poor hoof quality.