Natural Balance Limited Ingredient Grain Free Reserve Duck & Potato Puppy Food provides complete & balanced nutrition with bite-sized kibble made for puppies' small jaws. Purposefully crafted using a limited number of ingredients that support your growing dog's overall health & wellbeing. Duck is the number one ingredient and the single animal protein source. Potatoes provide a grain-free source of fiber along with tapioca starch for gluten-free, easy-to-digest carbohydrates. Added taurine helps protect your puppy's healthy heart while DHA from marine sources supports their neural development.