Natural Balance Duck and Potato Formula Canned Dog Food, created by veterinarians and animal nutritionists, is an extremely palatable and nutritious food for your dog. Natural Balance Duck and Potato Formula Canned Dog Food is a proven formula for dogs with sensitivities that is based on a unique protein and carbohydrate blend; with no grains such as wheat, barley, rice, or corn. Some dogs may be highly sensitive to common dog food ingredients. Sensitivity reactions can lead to irritable bowel, upset stomach, and a number of skin problems. Natural Balance Duck and Potato Formula Canned Dog Food is designed to deal with these food sensitivities.