Dave’s Canned Phosphorus Tuna Pat For Dogs was formulated by Board Certified Veterinarian Nutritionists and is a cost-effective solution to managing kidney disease. This low phosphorus, low protein formula helps protect your dogs vital kidney function WITHOUT needing a prescription! Its fortified with vitamins and minerals to help replenish those nutrients lost through increased urination, and the food is packed with paw-some flavor for palatability. Its truly the perfect way to protect your dog’s vital kidney function!