Strong Immune System Veterinarians Recommend Iams High Quality Protein Mature Adult 5+ Years Premium 60 Years &of Nutritional& Excellence 100% Complete & Balanced for Maintenance . Making every step a happy one. Iams Mature Adult Large Breed nurtures your dog's bones and joints through specially formulated nutrition with natural sources of glucosamine blended with fat burning L-Carnitine to help keep him fit, active and living large. Strong immune system: Targeted antioxidant blend with Vitamin E and Beta-Carotene to help boost the immune response of your older dog to healthy adult levels. Healthy joints: Formulated for healthy joints. Healthy metabolism: Formulated with L-Carnitine to help burn fat and maintain healthy metabolism. Healthy heart: Nourishes the heart with 7 essential nutrients. More healthy benefits. Healthy teeth: Crunchy kibbles scrub your dog's teeth with every bite, to help reduce plaque and tartar buildup that can lead to bad breath. Iams Daily Dental Care reduces tartar build-up by up to 55%. Healthy digestion: Tailored fiber blend including prebiotics and beet pulp for healthy digestion. Strong bones: Fortified with essential minerals to help maintain strong bones.