Longlife Nicotinamide Riboside Chloride is a dietary supplement featuring Niagen, a patented form of Nicotinamide Riboside (NR). Niagen serves as a direct precursor to NAD+ (Nicotinamide Adenine Dinucleotide), a vital coenzyme found in all living cells. NAD+ plays a critical role in cellular energy production and metabolic processes. This supplement is designed to support cellular health and energy metabolism.