How Hills Prescription Diet Feline c / d Urinary Stress Works: Promotes desirable urine pH Enriched with antioxidants Potassium citrate & omega-3 Controlled levels of magnesium, calcium, phosphorus How Hills Prescription Diet Feline C / D Urinary Stress Helps: Contains L-tryptophan & milk protein hydrolyzate to control stress. Stress is a known risk factor for the most common causes of FLUTD. Dissolves struvite stones in just 7 days Reduces the risk of struvite & calcium oxalate stones Adjust the amount as needed to maintain optimal weight. If you are unsure, ask your veterinarian. For best results: Cover and store leftover portion in refrigerator. Gradually introduce Hills Prescription Diet Feline c / d Urinary Stress over a 7-day period. Feed only with Prescription Diet dry food, wet food and Hill's goodies. Make sure you always have fresh water available. Ask your veterinarian to weigh your dog regularly. Contents: Pork, chicken (10%), wheat gluten, corn starch, rice flour, rice, dried carrots, flavored broth, minerals, animal fat, fish oil, soybean oil, spinach, taurine, vitamins and trace elements. 71 kcal / 2.9 oz (82 g) can Nutrients in the product after the liquid has been removed. It is used to be able to make direct comparisons of nutrient profiles with different liquid contents.