Iams ProActive Health Weight Control Cat Food proactively nourishes your cat to promote the signs of healthy vitality. It is formulated with l-carnitine to help gradually return your cat to a healthier weight. A tailored fiber blend, including prebiotics and beet pulp, help to support your cat's digestive system. This Iams cat food is also formulated with high-quality protein to help your feline maintain strong muscles. The product also contains Taurine for healthy eyes.