Hill's(R) Science Diet(R) Mature Adult Active Longevity(TM) Original dog food provides precisely balanced nutrition for a visible difference in your dog. It provides tested nutrition to restore youthful energy in 30 days* and contains clinically proven antioxidants to maintain overall health and a strong immune system. It is made with high quality ingredients which are easy to digest and contains Glucosamine and Chondroitin Sulfate for healthy joints and improved mobility. | Hill's Science Diet Chicken Meal Barley and Rice Recipe, Large Breed, Adult 7+ Dry Dog Food | Size 33 lbs