Proper nutrient levels needed for large breeds. Glucosamine and chondroitin for joints. Omega-6 and omega-3 fatty acids for skin and coat. Enhanced with super foods and probiotics. No corn, no wheat, no soy. Protein: 23% Fat: 13% Calories: 3,499 kcal/kg (327 kcal/cup) Calculated Metabolizable Energy Size:40lb bags Ingredients Chicken, chicken meal, whole grain brown rice, cracked pearled barley, peas, ground rice, rice bran, chicken fat (preserved with mixed tocopherols), dried beet pulp, egg product, natural flavor, fish meal, flaxseed, potassium chloride, salt, choline chloride, glucosamine hydrochloride, dried chicory root, L-Carnitine, kale, chia seed, pumpkin, blueberries, oranges, quinoa, dried kelp, coconut, spinach, carrots, papaya, yucca schidigera extract, Lactobacillus acidophilus, Bifidobacterium lactis, Lactobacillus reuteri, vitamin E supplement, beta carotene, chondroitin sulfate, iron proteinate, zinc proteinate, copper proteinate, ferrous sulfate, zinc sulfate, copper sulfate, potassium iodide, thiamine mononitrate (vitamin B1), manganese proteinate, manganous oxide, ascorbic acid, vitamin A supplement, biotin, niacin, calcium pantothenate, manganese sulfate, sodium selenite, pyridoxine hydrochloride (vitamin B6), vitamin B12 supplement, riboflavin (vitamin B2), vitamin D supplement, folic acid.