Head to head
Fisetin vs NMN (nicotinamide mononucleotide)
On the strength of human evidence, NMN (nicotinamide mononucleotide) comes out ahead (evidence 30 vs 20). But they're often used for different things — read each claim before deciding.
Fisetin
▲ Trendingthe senolytic that's still all mice
Marketing intensity 78 of 100. Evidence strength 20 of 100. Verdict: Severely overhyped.
A genuinely interesting 'senolytic' flavonoid that extended lifespan in mice and is now in human trials. But there are no human longevity results yet, and absorption is poor.
Full evidence on Fisetin →NMN (nicotinamide mononucleotide)
▲ Trendingthe longevity influencer's favourite
Marketing intensity 90 of 100. Evidence strength 30 of 100. Verdict: Severely overhyped.
It reliably raises NAD+ in your blood. Whether that does anything for human aging is unproven - and in the US the FDA no longer allows it to be sold as a supplement.
Full evidence on NMN (nicotinamide mononucleotide) →Side by side
| Metric | Fisetin | NMN (nicotinamide mononucleotide) |
|---|---|---|
| Overall tier | Weak | Weak |
| Evidence score | 20/100 | 30/100 |
| Hype score | 78/100 | 90/100 |
| Verdict | Severely overhyped | Severely overhyped |
| Safety concern | low | moderate |
Quick answers
Fisetin or NMN (nicotinamide mononucleotide) — which has better evidence?
On the strength of human evidence, NMN (nicotinamide mononucleotide) comes out ahead (evidence 30 vs 20). But they're often used for different things — read each claim before deciding.
Can you take Fisetin and NMN (nicotinamide mononucleotide) together?
This page compares the evidence, not interactions. Some supplements interact with each other or with medications — check each one's safety section and talk to a pharmacist before stacking.