NAD+ precursors
Nutraceuticals widely discussed for their potential geroprotective effects, though the biological mechanisms and human efficacy remain unclear and unproven, with inconsistent personal experiences reported.
Videos Mentioning NAD+ precursors

171- Longevity science: caloric restriction studies, aging biomarkers & possible longevity molecules
Peter Attia MD
Mentioned as potential longevity molecules, but the guest expresses that it's too early to tell their efficacy.

The Life-Extension Episode With Dr. Matt Kaeberlein | The Tim Ferriss Show
Tim Ferriss
A class of molecules, including Nicotinamide Riboside (NR) and Nicotinamide Mononucleotide (NMN), thought to boost NAD+ levels for metabolic health benefits, though their efficacy and stability are debated.

204 - Centenarians, metformin, and longevity | Nir Barzilai, M.D.
Peter Attia MD
Nutraceuticals widely discussed for their potential geroprotective effects, though the biological mechanisms and human efficacy remain unclear and unproven, with inconsistent personal experiences reported.