Natural Balance L.I.D. Limited Ingredient Diets Chicken & Sweet Potato Formula + Duck & Potato Formula Canned Dog Food are grain-free formulas that combine one protein and one carbohydrate to give pups with sensitive stomachs or food-related allergies all the nutrition they need in a tasty, well balanced meal. Whether you serve country-fresh chicken and sweet potato recipe or the drool-worthy duck and potato, your furry friend will love these easy-to-digest, flavorful feasts!