NOW Foods Supplements, Niacin (Vitamin B-3) 500 mg, Flush-Free, Double…

NOW Foods Niacin (Vitamin B-3) provides 500 mg in a flush-free, double strength formula, with 90 vegetarian per container. At a cost of $0.163 per serving, this supplement offers an economical option for those seeking niacin support without the flushing effect.