21st Century Healthcare Niacin 250 mg - 110 Tablets Helps Convert Food Into Energy And Helps Maintain Skin, Digestive & Nervous Systems* 21st Century"s Niacin plays a key role in converting food into energy and helps maintain the normal function of nerves, skin, and the digestive system.* *These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, or prevent any disease. This dietary supplement is to be taken in conjunction with a healthy diet and regular exercise program. Individual results may vary.