On today’s episode of Rethink my health, Dr. Gez Agolli and Dr. Cheryl Burdette will be talking NMN and Anti-Aging. What is NMN? NMN is a precursor to something called NAD+. NAD+ is a compound that your body created in the cell and is used in energy production. In other words, NAD+ is crucial for the basic functionality of the cell.