Highly Digestible, Low Glycemic Dry Dog Food with Added ProbioticsNulo FreeStyle Grain-Free Dry Dog Food is a premium, high-protein kibble formulated with optimal nutrition. This kibble features at least 80% real meat proteins to give your dog the fuel she needs to live an active life. Nulo Grain-Free Dry Dog Food was formulated to have a low glycemic index and contains advanced probiotics to ensure your pooch is getting a well-rounded diet.Rich protein is required to stay fit and healthy. B-Vitamins and Amino acids support lean muscle growth and a healthy heart. Feed your dog a balanced, healthy meal with Nulo FreeStyle.Available in 4.5 lb and 24 lb bags in three flavors: Lamb, Salmon and Turkey