Comparison
NMN vs Sulforaphane (Broccoli Sprout)
NMN
Nicotinamide mononucleotide — NAD+ precursor. Studied for cellular aging and metabolic health.
Sulforaphane (Broccoli Sprout)
Isothiocyanate from cruciferous vegetables. Activates Nrf2 antioxidant signaling. Studied for cancer prevention, autism, and metabolic health.
| Field | NMN | Sulforaphane (Broccoli Sprout) |
|---|---|---|
| Category | neuroprotective | neuroprotective |
| Dose range | 250–1000mg | 10–40mg |
| Half-life | — | — |
| Onset | — | — |
| Evidence | EVIDENCEB | EVIDENCEB |
| Safety | ●●●●● | ●●●●● |
| Legal (US) | USOTC | USOTC |
| PubMed refs | 600 | 4200 |
The comparison in plain English
Auto-generated from dataNMN and Sulforaphane (Broccoli Sprout) are both in the neuroprotective category respectively. NMN Nicotinamide mononucleotide — NAD+ precursor. Sulforaphane (Broccoli Sprout) Isothiocyanate from cruciferous vegetables.
Bottom line
NMN (evidence B, safety 5/5) matches the evidence base of Sulforaphane (Broccoli Sprout) (evidence B, safety 5/5). 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 Sulforaphane (Broccoli Sprout) if
Sulforaphane (Broccoli Sprout) is the better fit when your goal aligns with its mechanism (Most potent natural activator of Nrf2 (nuclear factor erythroid 2-related factor 2), the master regulator of the cellular antioxidant response) and the dose range (10–40mg) suits your protocol. Half-life is —h.