Benefits of feeding Iams Chicken: Strong muscles: Real chicken as the 1st ingredient helps maintain strong muscles. Healthy heart: Essential nutrients, including calcium & potassium, help nourish a healthy heart. Healthy digestion: Unique fiber blend with prebiotics & beet pulp support your cat's ability to absorb nutrients. Healthy teeth: Crunchy kibble helps reduce plaque build-up. Healthy skin & coat: Optimal Omega 6:3 ratio for a soft & shiny coat.