HILL'S SCIENCE PLAN Large Breed Mature Adult dog food with Chicken is formulated for specific aging needs of large dogs. Provides easy-to-digest nutrition with a synergistic blend of ingredients to help support energy & activity level.  Key Benefits  - Support joint health with glucosamine & chondroitin. - Balanced minerals for heart & kidney health. - Omega-6s & Vitamin E for beautiful skin & coat.