What are L.I.D. Limited Ingredient Diets®? Natural Balance® L.I.D. Limited Ingredient Diets® are diets designed for dogs with sensitivities to common pet food ingredients. Limiting the number of ingredients offers a unique alternative for dogs with special dietary needs. Scientifically formulated to provide high quality nutrition and help maintain skin and coat for all breeds and life stages of dogs. Protein With A Purpose Nutrient dense, easily digestible and a high quality, unique protein, bison is a lean meat that’s rich in amino acids with fewer calories and less fat compared to other meats. Naturally Pure Our high plains bison are raised on an all-natural diet without antibiotics or hormones. The Food For A Lifetime™ Your dog will benefit from eating the same food during all stages of life, and you'll enjoy the convenience of feeding Natural Balance according to your dog's life stage - puppy, adult or senior. Quality Ingredients We carefully select ingredients of the highest quality. Wholesome formulas provide the nutrition your dog needs to lead a healthy, naturally balanced lifestyle. No Artificial Preservatives, Flavors or Colors.