A nonflushing form of vitamin b3.free of gluten, wheat, dairy, soy, yeast, preservatives, sweeteners, artificial flavours or colourssuggested use as a food supplement for adults, one 1 to two 2 vegetable capsules daily, with meals, or as directed by a healthcare practitioner. Do not exceed directions for use.not intended for use by pregnant or nursing women. If you are taking any medications or have any medical condition, consult your healthcare practitioner before use. Discontinue use and consult your healthcare practitioner if any undesirable events occur. Most people should not experience flushing when using this product. However a few sensitive individuals may experience some flushing.