Nicotinamide Riboside Chloride is the chloride salt form of nicotinamide riboside(NR) NR is a new form pyridine-nucleoside of vitamin B3 that functions as a precursor to nicotinamide adenine dinucleotide(NAD) or NAD Nicotinamide riboside chloride is a crystal form of Nicotinamide riboside (NR) chloride Nicotinamide riboside chloride increases NAD[ ] levels and activates SIRT1 and SIRT3 culminating in enhanced oxidative metabolism and protection against high fat diet-induced metabolic abnormalities Nicotinamide riboside chloride is used in dietary supplements