When your dog is in the prime of his life, he needs a quality dog food that keeps up. Hill's Science Diet Adult dry dog food uses a high-quality protein source for lean muscles, natural fibers for healthy digestion, and omega-6s for a beautiful coat. Specially formulated to make grown dogs come running for mealtime, this adult food provides the right balance of nutrients to help your grown-up dog live a happy, healthy life. Science Diet dog food, made with natural ingredients, is formulated for a great taste adult dogs love!