Concept for Life Outdoor Cats at a glance: Complete dry food: Tailored nutrition for adult outdoor cats aged 1 year+ Optimal energy supply: Cats that are mostly living outdoors are more active and require more energy. Therefore, the energy density of this formula is greater in order to optimally meet those needs Immune system: Outdoor cats are at greater risk of injury or infection. Concept for Life Outdoor Cats has an increased vitamin content which in combination with antioxidants, prebiotic inulin, beta-glucans and mannan-oligosaccharides can help to strengthen the bodys own defences Healthy joints and mobility: The recipe contains a special nutritional combination of components for building cartilage, glucosamine and chondroitin sulphate. Vitamin C may also support collagen formation which is important for cartilage function Shiny fur and healthy skin: The vitamin-B-complex in combination with copper and organically bound zinc as well as high-quality omega-3 and omega-6 fatty acid