Solgar No Flush Niacin contains a high dose of Niacin, which is bound to Inositol, this helps to avoid the unpleasant flushing that can occur with unbound Niacin. Solgar No Flush also benefits cardiovascular and circulatory health. Arterial plaque build up may be prevented with the aid of this vitamin B. Vitamin B3 (Niacin) is vital in metabolizing carbohydrates and proteins to produce energy. The body is continuously excreting Niacin, so our bodies need to receive sources of Niacin daily. The digestive system, nervous system and brain health all benefit from Niacin.