Iams ProActive Chunks Dog Food keeps your canine friend"s diet in check. As your dog grows and reaches middle age, nutritional requirements change. It is vitally important to maintain a healthy immune system, strong bones and firm muscles throughout your canine"s lifespan. Iams ProActive health dog food is made exclusively with your pet"s best interest in mind. Together, you and your furry friend have bonded over the years, and your dog depends on you for everything. Show your pet just how much you care by providing Iams ProActive Dog Food, 29.1 lb, that is complete with antioxidants and helps reduce dental plaque with every crunch.