Old Formulation: Chicken, Whole Grain Wheat, Corn Gluten Meal, Chicken Fat, Whole Grain Corn, Chicken Liver Flavor, Dried Beet Pulp, Soybean Oil, Dicalcium Phosphate, Fish Oil, Calcium Sulfate, Lactic Acid, Egg Product, Flaxseed, Choline Chloride, Powdered Cellulose, L-Lysine, Potassium Chloride, Taurine, Iodized Salt, Vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (Source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Biotin, Riboflavin Supplement, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Folic Acid, Vitamin D3 Supplement), Minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Dl-Methionine, Calcium Carbonate, Oat Fiber, Mixed Tocopherols for Freshness, Natural Flavors, Beta-Carotene, Apples, Broccoli, Carrots, Cranberries, Green Peas. New Formulation: Chicken, Brown Rice, Wheat Gluten, Chicken Fat, Egg Product, Whole Grain Oats, Whole Grain Wheat, Cracked Pearled Barley, Chicken Liver Flavor, Flaxseed, Calcium Sulfate, Lactic Acid, Fish Oil, L-Lysine, Potassium Chloride, Calcium Carbonate, DL-Methionine, Choline Chloride, Sodium Tripolyphosphate, Taurine, vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Calcium Pantothenate, Pyridoxine Hydrochloride, Vitamin A Supplement, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Folic Acid, Vitamin D3 Supplement), minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Iodized Salt, Oat Fiber, Mixed Tocopherols for freshness, Natural Flavors, Magnesium Oxide, Beta-Carotene, Apples, Broccoli, Carrots, Cranberries, Green Peas. Old Formulation: 457 kcal/cup New Formulation: 604 kcal/cup