• Strong immune system with antioxidants.• Healthy bones & joints with a balance of key nutrients.• Healthy digestion with a blend of fibre & prebiotics. Why IAMS Mature Adult Recipe?Not all dogs are the same, so why feed them the same generic food? The IAMS brand understands that mature dogs have unique needs. That's why we've crafted our IAMS Mature Adult recipe with a special DHA supplement to promote alertness and mental sharpness, and antioxidants to maintain a healthy immune system in your aging dog. With this premium tailored recipe, you can be confident that your mature dog will always be at their best, today and every day. Look for the IAMS difference.Healthy Cognition: Includes DHA Gold® to promote alertness and mental sharpness.Strong Immune System: Antioxidant blend with Vitamin E and beta carotene to help boost immune response of older dogs to healthy adult levels.Healthy Digestion: Tailored blend of wholesome fibre & natural prebiotics for healthy digestion.Healthy Bones & Joints: Formulated with essential nutrients to support healthy bones & joints.Healthy Teeth: Crunchy kibbles scrub your dog's teeth with every bite, to help reduce plaque buildup that can lead to bad breath.Healthy Energy: Whole grains provide essential nutrients & carbohydrates for healthy energy. IAMS ProActive Health Mature Adult Dog Food is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for maintenance. 100% Complete and Balanced for Maintenance DHA Gold® Promotes Alertness & Mental Sharpness