Putting your grown dog on a calorie restricted diet can be difficult for you and your canine companion. That's why Hill's Science Diet Perfect Weight Large Breed Food provides delicious, breakthrough weight management nutrition that your full grown dog can enjoy. With protein for lean muscle maintenance, and clinically proven results in just 10 weeks, this weight control dog food made with natural ingredients is the perfect addition to your adult dog's bowl. This healthy weight dog food is formulated with decades of cutting-edge research to be a great-tasting meal your grown dog can truly enjoy. 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.