Dietary SupplementTime-Released NiacinNiacin is an essential B-Vitamin (B-3). Niacin is involved in the normal metabolism of fats and fat-like substances such as cholesterol.Niacin taken in a single 500 mg dose often causes flushing or itching. Carlson Niacin-Time is prepared to minimize or eliminate these unpleasant side effects by providing a gradual release of Niacin over a period of several hours.*Potency & Quality GuaranteedPreservative-free. Corn-free. Milk-free. Vegetarian. Wheat-free. Yeast-free. Sugar-free. Salt-free. Gluten-free.An F.D.A. Regulated FacilityMade in USA*If flushing or itching occurs, drinking 1 or 2 glasses of water may alleviate symptoms.WarningsDo not take if you are pregnant or lactating.