Hill's Science plan Senior Vitality large breed dog food with Chicken & Rice provides precisely balanced nutrition that helps promote everyday ability to get up and go. With a special blend of ingredients help support brain function, interaction, energy & vitality, Omega-3 & -6 fatty acids for a luxurious coat and easy-to-digest ingredients for healthy digestion. Recommended for large breed Mature Adult dogs 7+ years of age. Not recommended for puppies or pregnant/ nursing dogs.