Beef protein, along with added superfoods, provides the energy and muscle building blocks your dog needs to stay active and strong. Guaranteed levels of zinc, selenium and vitamin E ensure that your dog is receiving necessary antioxidant nutrition, while omega-6 and omega-3 fatty acids from superfoods help maintain healthy skin and a shiny coat. | Diamond Naturals Beef Meal and Rice Formula, Adult Dry Dog Food | Size 40 lbs