Comparison
NMN vs EGCG (Green Tea)
NMN
Nicotinamide mononucleotide — NAD+ precursor. Studied for cellular aging and metabolic health.
EGCG (Green Tea)
Most abundant catechin in green tea. Antioxidant, mild ACh esterase inhibitor, and metabolic enhancer.
| Field | NMN | EGCG (Green Tea) |
|---|---|---|
| Category | neuroprotective | neuroprotective |
| Dose range | 250–1000mg | 200–500mg |
| Half-life | — | — |
| Onset | — | — |
| Evidence | EVIDENCEB | EVIDENCEA |
| Safety | ●●●●● | ●●●●○ |
| Legal (US) | USOTC | USOTC |
| PubMed refs | 600 | 4800 |
The comparison in plain English
Auto-generated from dataNMN and EGCG (Green Tea) are both in the neuroprotective category respectively. NMN Nicotinamide mononucleotide — NAD+ precursor. EGCG (Green Tea) Most abundant catechin in green tea.
Bottom line
NMN (evidence B, safety 5/5) has a stronger evidence base than EGCG (Green Tea) (evidence A, safety 4/5). NMN has the slightly cleaner safety profile. For users new to either, the higher-evidence option is the safer first try.
Choose NMN if
NMN is the better fit when your goal aligns with its mechanism (Direct precursor to NAD+ — one biosynthetic step closer than nicotinamide riboside, bypassing the NRK1/NRK2 enzymatic step) and the dose range (250–1000mg) suits your protocol. Half-life is —h.
Choose EGCG (Green Tea) if
EGCG (Green Tea) is the better fit when your goal aligns with its mechanism (Powerful antioxidant — one of the most reactive natural radical scavengers known) and the dose range (200–500mg) suits your protocol. Half-life is —h.