Niacin helps maintain healthy function of the nervous system, digestive system, skin & energy. This product has been manufactured and packaged in strict conformance with industry and government standards. DIRECTIONS: Adults take one capsul daily, preferably with a meal. Do not exceed one capsule per day. As a reminder, discuss the supplements and medications you take with your health care providers. NOTICE: Most people should not experience flushing when using this product. However, a few sensitive individuals may experience some flushing. Do not take on an empty stomach.