Helping your grown dog keep a healthy weight doesn't have to be difficult. Hill's Science Diet Adult Perfect Weight Hearty Vegetable & Chicken Stew is breakthrough weight management nutrition with clinically proven technology for healthy weight maintenance and long-lasting weight support in your adult dog. Over 70% of dogs lost weight within 10 weeks when fed this dog food made with natural ingredients. This premium canine recipe is also a great source of high-quality protein to support lean muscle in your dog. 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.