Niacin is an alternative name for vitamin B3. It is an essential for good health and must be obtained from our diet from foods such as meat, fish, peanuts and avocado. Supplementation with niacin has been shown to provide a number of benefits including helping to regulate lipid metabolism It also increases vasodilation of blood vessels which has been shown to produce up to a 200% increase in skeletal-muscle blood perfusion. It is the increase in blood within a skeletal muscle which produces the ‘pump’ effect often sought by individuals when resistance training.