Nulo Frontrunner Protein Beef, Barley & Lamb Recipe Dry Adult Dog Food, 3 lb. is specially formulated for dogs that need a high-protein diet. This recipe supports lean muscle mass and a healthy heart by providing essential amino acids through high-quality protein sources. It includes GanedenBC30 probiotic to enhance digestive and immune health, while a balanced blend of Omega-3 and Omega-6 fatty acids nourishes your dog's skin and promotes a shiny, healthy coat. This low-carb formula comes conveniently packaged in a 3-pound bag, making it an excellent choice for maintaining your adult dog's overall health and vitality.