Benefits of Purina ONE Indoor Advantage Hairball & Healthy Weight: * Strong Immune System: Promoted by antitoxidant - rich nutrition, including vitamins E & A and selenium. * Body Condition with Strong Muscles and a Healthy Heart: High-Quality protein sources, including real turkey, help maintain lean muscle mass. 10% less FEWER CALORIES than Purina ONE Chicken & Rice Formula. * Dental Health: Cru