Formulated with a limited list of premium protein and carbohydrate sources, this L.I.D. Limited Ingredient Diets® formula is excellent when you are seeking alternative ingredients for your pet. L.I.D. Limited Ingredient Diets® Sweet Potato & Bison Dry Dog Formula is a grain-free diet that's also designed to maintain your dog's digestive health while supporting healthy skin and a shiny, luxurious coat. You can find Natural Balance online or at your local Pet Specialty Store.