Diamond Naturals Grain-Free Cage-Free Chicken & Sweet Potato Formula for Dogs is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for All Life Stages including growth of large size dogs (70 lbs. or more as an adult). For all life stages, this high-protein, zero grain formula provides highly digestible energy and limits exposure to allergy triggers. The first ingredient in every Diamond Naturals Grain-Free formula is always high-quality animal protein. Cage-free chicken provides superior taste and nutrition, while sweet potatoes provide complex carbohydrates for all-day energy. Vegetables and fruits add powerful antioxidants for optimal health and vitality.