Calcium ulcer feed supplement provides calming effects for horses, ponies, and foals prone to scours. Super-concentrated formula clinically proven to show significant improvement in horses with a variety of grades of ulceration, gastric ulcers or lesions. See results in as fast as 3 days! Contains 2.5% min/3.5% max calcium, plus kaolin, diatomaceous earth, dried apple pectin pulp, magnesium oxide, zinc oxide, methylcellulose, silicon dioxide, iron oxide & mineral oil. Dosage: 1 oz twice daily to 1,100 lb horse in feed or mix with water. Use immediately prior to competition.