Healthy Bones and Joints Veterinarians Recommend Iams 1st Ingredient is Chicken Large Breed Adult 1-5 Years Premium 100% Complete & Balanced for Maintenance 60% &of Nutritional& Excellence. Making every step a happy one. Iams Large Breed delivers big with balanced nutrition and natural sources of glucosamine to support healthy joints to help your big dog seize the day. Healthy joints: Formulated for healthy joints. Strong bones: Fortified with essential minerals to help maintain strong bones. Strong muscles: Builds strong, firm muscles with protein sourced from chicken and egg. Healthy metabolism: Formulated with L-Carnitine to help burn fat and maintain healthy metabolism. More healthy benefits. Healthy skin and coat: Omega-6's for healthy skin and coat. Strong immune system Enriched with antioxidants to help maintain a strong immune system. Healthy digestion: Tailored fiber blend including prebiotics and beet pulp for healthy digestion.