If you have another, use that one instead
The total human evidence base, as of this writing, consists of the following: 1) a Phase I safety trial of 42 healthy volunteers that was registered in 2015, canceled in 2016, and never published, 2) a retrospective case series of 12 patients with knee pain, no control group, and no validated outcome measure, and 3) a 2025 pilot safety study involving two healthy adults who received intravenous infusions at a single private clinic in Florida
Pisani, N.J
NAD+ Anti-Aging ($250): For cellular repair and mental clarity
PMID: 6548968
Additionally, B12 is involved in the metabolism of homocysteine, an amino acid that, when elevated, can increase the risk of heart disease