Just because your adult dog has a big appetite, it doesn't mean his or her pet food should be big in calories. Hill's Science Diet Light Adult dry dog food is precise nutrition for less active adult dogs requiring a low-calorie food to help maintain a healthy weight & lifestyle. This premium dog food made with natural ingredients provides L-carnitine to promote healthy heart function in your canine friend. vitamin E and omega-6s work to nourish your dog's skin and coat, while quality protein and natural fibers keep your adult dog full between meals. There's more to love with the new look of Science Diet. Some of our products also have new names, new kibble shapes & new formulas.