The food your dog eats plays an important role in their overall health and well-being. As dogs age they may require controlled levels of protein and minerals to protect vital kidney and heart function in their golden years. Hill's nutritionists and veterinarians developed Hill's Prescription Diet g/d Dry Dog Food to support your older dog's overall health, helps protect kidney function and is often used in unique situations where lower fat is needed with controlled protein and minerals. -Supports needs of aging dogs -Helps protect vital heart and kidney function -Appropriate for dogs with sensitivity to dietary fat -S+OXSHIELD: Formulated to promote a urinary environment that reduces the risk of developing struvite & calcium oxalate crystals INGREDIENTS: Brewers Rice, Chicken By-Product Meal, Whole Grain Wheat, Whole Grain Corn, Whole Grain Sorghum, Corn Gluten Meal, Egg Product, Chicken Liver Flavor, Chicken Fat, Flaxseed, Soybean Oil, Calcium Carbonate, Lactic Acid, Pork Liver Flavor, Potassium Chloride, L-Lysine, Choline Chloride, Iodized Salt, vitamins (Vitamin E Supplement, L-Ascorbyl-2-Polyphosphate (source of Vitamin C), Niacin Supplement, Thiamine Mononitrate, Vitamin A Supplement, Calcium Pantothenate, Riboflavin Supplement, Biotin, Vitamin B12 Supplement, Pyridoxine Hydrochloride, Folic Acid, Vitamin D3 Supplement), Taurine, minerals (Ferrous Sulfate, Zinc Oxide, Copper Sulfate, Manganous Oxide, Calcium Iodate, Sodium Selenite), Mixed Tocopherols for freshness, Natural Flavors, Beta-Carotene. Nutrient Dry Matter*% Protein 18.5 % Fat 11 % Carbohydrate / NFE 64.6 % Crude Fiber 1 % Calcium 0.81 % Phosphorus 0.42 % Potassium 0.8 % Sodium 0.23 % Magnesium 0.085 % Vitamin C 194 ppm Vitamin E 673 IU/kg Total Omega-3 FA 0.7 % *The nutrient in the product after moisture is removed. It is used to make direct comparisons of nutrient profiles with differing moisture contents 3535 kcal/kg (351 kcal/cup) (An eight fluid oz. measuring cup of g/d Chicken Flavor Dry Dog Food contains 3.5 oz. by weight.)