Iams Premium Protection Senior Adult, 5.5-Pound Bags (Pack Of 2) Enriched With Dha For Your Puppy'S Brain And Vision Development Beta Carotene And Vitamin E To Help Boost The Immune System Of Your Older Dog To Healthy Adult Levels Natural Sources Of Glucosamine And Chondroitin Sulfate For Healthy Joints And Mobility Iams Daily Dental Care To Reduce Tartar Buildup By Up To 50% (As Tested In Iams Proactive Health Chunks)