NAD+ stands for Nicotinamide Adenine Dinucleotide (NAD+) and NAD+ plays a critical role in a variety of biological processes of the body including cell death, aging and DNA repair, indicating a significance role of NAD+ in longevity and health of human life. Many scientific studies have shown that supplementation of NAD+ increased NAD+ levels, enhanced energy metabolism, memory and cognition, and increased endurance.*