Support your adult cat's bladder and urinary tract health with Royal Canin(R) Feline Urinary SO Dry Cat Food. This veterinary–exclusive cat food dry formula is a great source of vitamins for cats and helps promote a urinary environment unfavorable to the formation of both struvite and calcium oxalate crystals. By helping to increase the amount of cat urine your feline companion produces, this cat dry food formula helps with the dilution of excess minerals that can cause crystals and stones. Relative Super Saturation (RSS) methodology is used in this urinary dry cat food to help lower ion concentration in your cat's urine, which contributes to stone formation. With a reduced level of magnesium, this urinary adult cat food helps dissolve pure struvite stones and helps prevent calcium oxalate stones from forming. Mix with your cat's complementary Royal Canin Urinary SO Wet Cat Food to give them a texture that pleases even the finickiest eater. Lower urinary tract issues may be a recurring concern for some cats. Talk to your veterinarian about keeping your cat on this urinary cat food for long–term urinary support. Promote your cat's overall wellness with each serving of Royal Canin Urinary SO cat food form Features & Benefits: Royal Canin Urinary SO is a veterinary–exclusive urinary cat food dry formula for adult cats. Urinary adult cat food helps dissolve pure struvite stones and helps prevent calcium oxalate stones. Royal Canin Urinary SO cat food uses RSS methodology to help lower the risk of crystal formation. The exclusive S'„O Index creates an environment unfavorable to crystal formation in cats' bladders. Healthy cat food with a reduced level of magnesium to help prevent struvite stones from reoccurring. Brand: Royal Canin®, VETERINARY DIET® Food Type: Kibble Breed Size: All Sizes Life Stage: Adult Weight: 7.7 lb Ingredients: Chicken by–product meal, brewers rice, corn, corn gluten meal, chicken fat, wheat gluten, natural flavors, wheat, salt, powdered cellulose, fish oil, potassium chloride, sodium bisulfate, calcium sulfate, sodium pyrophosphate, vegetable oil, fructooligosaccharides, choline chloride, vitamins [DL–alpha tocopherol acetate (source of vitamin E), niacin supplement, biotin, riboflavin supplement, D–calcium pantothenate, pyridoxine hydrochloride (vitamin B6), vitamin A acetate, thiamine mononitrate (vitamin B1), vitamin B12 supplement, folic acid, vitamin D3 supplement], DL–methionine, taurine, monocalcium phosphate, trace minerals [zinc proteinate, zinc oxide, manganese proteinate, ferrous sulfate, manganous oxide, copper sulfate, calcium iodate, sodium selenite, copper proteinate], marigold extract (Tagetes erecta L.), rosemary extract, preserved with mixed tocopherols and citric acid. Guaranteed Analysis: Crude Protein (min.) 32.5%, Crude Fat (min.) 13.0%, Crude Fiber (max.) 4.0%, Moisture (max.) 8.0%, Calcium (max.) 1.26%, Phosphorus (max.) 1.26%, Magnesium (max.) 0.1%. Caloric Content: This diet contains 3659 kilocalories of metabolizable energy (ME) per kilogram or 315 kilocalories ME per cup on an as fed basis (calculated). Feeding Instructions: Please see back of pack for complete feeding instructions. Transition Instructions: We recommend at least a 7–day transition before you begin feeding the new food exclusively. Start by mixing 75% of the old diet with 25% of the new diet on Day 1 and Day 2. On Day 3 and Day 4, mix 50% of the old diet with 50% of the new diet. On Day 5 and Day 6, mix 25% of the old diet with 75% of the new diet. On the 7th day, you can feed the new food exclusively. This allows your pet's digestive system to smoothly adapt to the new food. Species: Dog Royal Canin Veterinary Diet Feline Urinary SO Adult Dry Cat Food, Size: 7.7 lb | PetSmart