Support your dog's joints and mobility with Purina ONE +Plus Joint Health Formula Natural With Added Vitamins, Minerals and Nutrients adult dry dog food. Our SmartBlend of high-quality ingredients creates a premium dog food with 100 percent nutrition and 0 percent fillers, so every ingredient has a purpose. Real chicken is the first ingredient, and the high protein dog food formula helps support strong muscles, including a healthy heart. This dog dry food has fish oil and glucosamine for mobility and joint health for dogs, especially important for medium- to large-breed or senior dogs. This dry dog food offering hip and joint care for dogs contains four antioxidant sources to help maintain a strong immune system, and omega-6 fatty acids, along with vitamins and minerals, help support his shiny coat and healthy skin. Crafted by a veterinarian-recommended brand, this complete and balanced adult dog food for joint health relies on nature and research to offer results you can see in your dog.