Beef Hoof. Filling: Meat by-product, corn syrup, chicken meal, water, sugar, beef, poultry fat (preserved with mixed tocopherols), glycerin, salt, agar-agar, potassium sorbate (a preservative), citric acid, monocalcium phosphate, choline chloride, ferrous sulfate, DL- alpha tocopherol acetate (source of vitamin E), zinc oxide, sodium selenite, manganous oxide, riboflavin, iron proteinate, copper proteinate, cobalt proteinate, niacin, vitamin B12 supplement, vitamin A supplement, calcium pantothenate, D-Biotin supplement, pyridoxine hydrochloride (vitamin B6), calcium iodate, thiamine mononitrate, folic acid, vitamin D3 supplement.