Nicotinamide is a derivative of Vitamin B3 and is included in the coenzymes nicotinamide adenine dinucleotide (NAD) and nicotinamide adenine dinucleotide phosphate (NADP). These two play an important role in cell metabolism such as in the building and repair of body tissues, fat metabolism and glucose metabolism. It also has anti-inflammatory effects.
It is now being used as a dietary supplement and as a treatment for acne. Is available in oral and skin formulations, as well as an injectable preparation along with other B vitamins.