Lamb - Our farm-raised lambs are fed vegetarian diets of grass and are raised without antibiotics, added growth hormones or added steroids.  Lamb contains many essential nutrients, including high levels of zinc.  Glucosamine Hydrochloride - Our glucosamine comes from natural sources to help maintain joint mobility.  Chondroitin Sulfate - Our chondroitin comes from natural sources to help maintain joint mobility.  Vitamin E Supplement - Vitamin E is an essential fat soluble vitamin.