Old Formulation: Lamb, Lamb Broth, Lamb Liver, Peas, Montmorillonite Clay, Sunflower Oil, Potassium Chloride, Flaxseed Oil, Minerals (Zinc Proteinate, Iron Proteinate, Manganese Proteinate, Copper Proteinate, Cobalt Proteinate, Sodium Selenite, Potassium Iodide), Salt, Vitamins (Vitamin E Supplement, Thiamine Mononitrate, Niacin Supplement, d-Calcium Pantothenate, Pyridoxine Hydrochloride, Riboflavin Supplement, Vitamin A Supplement, Biotin, Vitamin D3 Supplement, Vitamin B12 Supplement, Folic Acid), Choline Chloride, L-Ascorbyl-2-Polyphosphate, Taurine, Magnesium Oxide New Formulation: Lamb, Lamb Broth, Lamb Liver, Pea Protein, Peas, Montmorillonite Clay, Sunflower Oil, Potassium Chloride, Minerals (Zinc Proteinate, Iron Proteinate, Copper Proteinate, Manganese Proteinate, Sodium Selenite, Cobalt Proteinate, Potassium Iodide), Salt, Choline Chloride, Vitamins (Vitamin E Supplement, Thiamine Mononitrate, Niacin Supplement, d-Calcium Pantothenate, Vitamin A Supplement, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Vitamin D3 Supplement, Folic Acid), L-Ascorbyl-2-Polyphosphate Old Formulation: 1,490 kcal/kg, 557 kcal/13.2 oz can, 232 kcal/5.5 oz can New Formulation: 1,361 kcal/kg, 509 kcal/13.2 oz can, 212 kcal/5.5 oz can