Keep your cat healthy with Iams ProActive Health Cat Food. This cat food contains seven essential nutrients for a healthy heart and is enriched with antioxidants to support a strong immune system. It is also made with a tailored fiber blend, including probiotics and beet pulp, which will help your cat absorb nutrients and provide digestive health support. Iams Cat Food, Chicken, is also formulated with l-carnitine to help your cat burn fat and maintain a healthy metabolism.