Cytoplan's vitamin B3 (niacin) is in the form of niacinamide, rather than nicotinic acid, which can cause flushing in some people. Niacin contributes to the normal functioning of the nervous system and to the maintenance of normal mucous membranes and skin.
This product is hypoallergenic / does not contain any of the 14 major allergens listed in Annex II (1169/2011) of the EU Food Information for Consumers Regulation.