Hill'S Prescription Diet U/D Urinary Care Dry Dog Food Is Specially Formulated By Hillã¢ÂS Nutritionists And Veterinarians To Support Your Dogã¢ÂS Bladder Health Reduces Risk Of Urate And Cystine Stones Controlled Levels Of High-Quality, Highly Digestible Protein With Low Sodium And Calcium Help Reduce The Risk Of Non-Struvite Stone Formation Enriched With Taurine And L-Carnitine To Help Support Vital Heart Function Antioxidants Help Support A Healthy Immune System Prescription Diet U/D Is Clinical Nutrition Specially Formulated To Reduce Risk Of Urate And Cystine Stones In Dogs. Itã¢ÂS Made In The Usa With Global Ingredients You Can Trust, And Was Developed By Hillã¢ÂS Nutritionists And Veterinarians. Please Consult Your Veterinarian For Further Information On How Prescription Diet Foods Can Help Your Dog Continue To Enjoy A Happy And Active Life