Supplement
NR
Also known as: Nicotinamide riboside
Risk:Moderate riskStatus:Supplement status
Plain-English definition
A NAD precursor supplement commonly compared with NMN.
Why it matters
NR versus NMN claims often come from supplement positioning.
Status summary
Supplement context; superiority claims are not settled for longevity outcomes.
Evidence summary
Human biomarker evidence exists, but longevity superiority is unproven.
Source links
- PubMed search: nicotinamide riboside human trial NAD - PubMed
Source-discovery link for primary literature and reviews.
Related claim checks
NAD & supplements
Is NR better than NMN?
There is no simple evidence-based winner between NR and NMN for longevity.
Evidence:Human trial evidenceRisk:Moderate risk
NAD & supplements
Does NMN raise NAD+ and slow aging?
NMN may affect NAD-related biomarkers in some studies, but that does not prove it slows human aging.
Evidence:Human trial evidenceRisk:Moderate risk
Related articles
Guide
NMN vs NR: what is the difference?
Both NMN and NR are NAD-related precursors, but chemistry, regulation and human evidence need to be kept separate.
Evidence:Human trial evidence