Merrick Limited Ingredient Diet Grain Free Salmon & Sweet Potato Adult Dog Food 12 lbs. . Key Benefits: Start with real deboned meat as the first ingredient for a single source of animal protein Provides important amino acids, vitamins & minerals, no grains, corn, soy or gluten that dogs can be sensitive to Supports healthy digestion thanks to single-source proteins & carefully selected carbohydrates Supports healthy skin & coat thanks to powerful levels of Omega 6 & Omega 3 fatty acids Aids in hip & joint health with industry-leading, guaranteed levels of glucosamine & chondroitin