Side effects and watch-outs
- Nausea
- Flushing (mild)
- Headache
- Fatigue on initiation
- Similar theoretical cancer concern as NMN — avoid with active cancer
- Generally very well tolerated
Supplement / Longevity
NR (Nicotinamide Riboside)
Alternative NAD+ precursor (Tru Niagen). Different pathway to NMN but similar NAD+ elevation. Some prefer NR as better-studied and more established. Take in the morning.
Educational reference only. This page does not diagnose, prescribe, or replace care from a licensed professional. Laws, availability, and clinical appropriateness vary by location.