Quick view NOW Foods Niacin (Vitamin B3) 250mg Flush-Free - 90 Vege Capsules MSRP: $37.04 Now: $32.40 Was: NOW Niacin (vitamin B3) is an essential B-complex vitamin. Flush-free niacin contains inositol hexanicotinate, a form of niacin that consists of six molecules of niacin linked to a single inositol... MSRP: $37.04 Now: $32.40 Was: Add to Cart Quick view Add to Cart