Prescription Diet® Metabolic Canine Treats are tasty, healthy and rewarding treats for adult dogs to support healthy weight loss and weight maintenance. Prescription Diet Metabolic Canine Treats are a great complement for dogs being fed Prescription Diet® Canine Metabolic, Metabolic + Mobility, j/d® Canine, r/d® Canine or w/d® Canine pet food. These treats are formulated to promote a urinary environment that reduces the risk of developing struvite & calcium oxalate crystals when fed with a compatible S+OXSHIELD™ food