Regenerlife NMNSurge 500 mg is our highest-potency nicotinamide mononucleotide (NMN) formula. This cutting-edge, metabolically active form of vitamin B3 helps increase NAD+ levels in the blood, a cofactor in cellular energy metabolism. NMN helps maintain the body’s ability to metabolize nutrients and supports biological functions that play a key role in the maintenance of good health. Our non-GMO formula provides 500 mg of NMN in just one vegetarian capsule per day.