IAMS Urinary Tract Health Dry Cat food for adult cats is designed to support a healthy urinary tract. For outdoor or indoor cats, the recipe helps reduce the pH in urine to promote urinary health. Made with high-quality protein (chicken is the no.1 ingredient) to help support strong muscles, the crunchy kibbles include vitamin E to maintain a healthy immune system and essential nutrients like calcium and potassium for a healthy heart and the optimal omega-6 to omega-3 fatty acid ratio for a soft, shiny coat.IAMS is dedicated to helping cats live long and healthy lives. Through years of observing cat behaviour, combined with research and dietary findings, IAMS cat food delivers benefits in great-tasting recipes your feline friend will adore. Feel good about the food you choose and see the IAMS difference in your cat.