Iams Active Maturity ProActive Health Dry Dog Food is designed for dogs ages 7 years and older and 50 pounds plus. Iams Active Maturity ProActive Health contains an exclusive antioxidant blend with Vitamin E and Beta-Carotene to help boost your large breed dog"s immune system response to healthy adult levels. Iams Active Maturity ProActive Health Dry Dog Food provides a natural source of Glucosamine with aids in promoting healthy joints. Protein sourced from chicken and egg helps bu