Precisely balanced nutrition to help achieve ideal weight. Veterinarian recommended. US Veterinarians' no. 1 choice to feed their own pets. Clinically proven antioxidants for a healthy immune system. High level of l-carnitine to turn fat into energy. 50% less fat and 21% fewer calories (than Adult Optimal Care formula). High fiber controls hunger between meals. Best taste ever, 100% guaranteed. Precisely balanced nutrition for your cat's special needs. Hill's Science Diet cat foods are made with high quality ingredients that provide an ideal combination of nutrients, clinically proven antioxidants and vital fatty acids for superior overall health. Our 150 veterinarians, PhD nutritionists and scientists ensure that over 50 nutrients in Hill's Science Diet cat foods work together and fall precisely within optimal ranges, avoiding nutrient excesses and deficiencies that can impact your cat's long term health. Cat Health: antioxidants; vitamins & minerals; vital fatty acids; proteins and carbs; 50 nutrients; high quality ingredients. Healthy Immune Function: Vitamin C + E: Ideal levels of clinically proven antioxidants for a healthy immune system. Lean Muscle and Ideal Body Weight: L-Carnitine: Converts fat into energy and helps maintain lean muscle mass. Helps Maintain Healthy Weight: Reduced Calories (than the Adult Optimal Care formula): Appropriate energy levels for a healthy weight. Controls Hunger Between Meals: High Fiber: Natural fiber ensures satiety feeling between meals. Best Taste Ever: High Quality Ingredients: Precise blend of high quality ingredients for a taste your cat is guaranteed to love. Calorie Content: 3206 kcal/kg (calculated) 316 kcal/cup (calculated) metabolizable energy. AAFCO Statement: Animal feeding tests using AAFCO procedures substantiate that Science Diet Adult Light Cat Food provides complete and balanced nutrition for maintenance of adult cats.