Hill's Prescription Diet Canine w/d is low in calories & fat to maintain your dogs ideal weight. Key Benefits: Once your dog has reached the ideal weight you can help maintain it by feeding Prescription Diet weight maintenance products. High in dietary fibre to help reduce hunger & discourage begging Supplemented with L-carnitine a vitamin that helps burn fat & preserve muscles during weight loss. Great taste your dog will enjoy. Click here to check your dog's body condition