Royal Canin renal support for cat ingredients:

Water Sufficient For Processing, Chicken By-Products, Chicken Liver, Pork Liver, Chicken, Wheat Flour, Vegetable Oil, Powdered Cellulose, Pork Plasma, Modified Corn Starch, Corn Flour, Egg Product, Natural Flavors, Fish Oil, Potassium Citrate, Calcium Carbonate, Taurine, Guar Gum, Fructooligosaccharides, Vitamins [L-Ascorbyl-2-Polyphosphate (Source Of Vitamin C), Dl-Alpha Tocopherol Acetate (Source Of Vitamin E), Thiamine Mononitrate (Vitamin B1), Niacin Supplement, Biotin, D-Calcium Pantothenate, Riboflavin Supplement, Pyridoxine Hydrochloride (Vitamin B6), Vitamin B12 Supplement, Folic Acid, Vitamin D3 Supplement], Choline Chloride, Citric Acid, Salt, Sodium Silico Aluminate, Trace Minerals [Zinc Proteinate, Zinc Oxide, Ferrous Sulfate, Copper Sulfate, Manganous Oxide, Sodium Selenite, Calcium Iodate], Sodium Carbonate, Marigold Extract (Tagetes Erecta L.), Magnesium Oxide. 

第一：水，第二：by- products 看着就没啥营养，对猫来说也不会好吃。跟你说了，早中期的肾猫不要吃处方粮，猫需要高品质动物蛋白。等有一天血检磷高了，再降磷就是了。