Used extensively in biochemical research, it serves as a coenzyme in redox reactions, crucial for studying metabolic pathways like glycolysis and the citric acid cycle. It is also employed in enzyme assays to measure dehydrogenase activity. In cellular studies, it helps investigate mitochondrial function and energy production. Additionally, it is utilized in the development of diagnostic kits for detecting metabolic disorders. Its role in NAD+ supplementation research is significant for exploring aging and cellular repair mechanisms.