Comparison
NMN vs MCT Oil
NMN
Nicotinamide mononucleotide — NAD+ precursor. Studied for cellular aging and metabolic health.
MCT Oil
Medium-chain triglycerides metabolised directly to ketones in the liver. Provides rapid brain energy substrate; useful for ketogenic protocols and cognitive support.
| Field | NMN | MCT Oil |
|---|---|---|
| Category | neuroprotective | neuroprotective |
| Dose range | 250–1000mg | 5000–30000mg |
| Half-life | — | — |
| Onset | — | — |
| Evidence | EVIDENCEB | EVIDENCEB |
| Safety | ●●●●● | ●●●●● |
| Legal (US) | USOTC | USOTC |
| PubMed refs | 600 | 1800 |
The comparison in plain English
Auto-generated from dataNMN and MCT Oil are both in the neuroprotective category respectively. NMN Nicotinamide mononucleotide — NAD+ precursor. MCT Oil Medium-chain triglycerides metabolised directly to ketones in the liver.
Bottom line
NMN (evidence B, safety 5/5) matches the evidence base of MCT Oil (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 MCT Oil if
MCT Oil is the better fit when your goal aligns with its mechanism (MCTs bypass the standard fat digestion pathway, absorbing directly into portal circulation and metabolised by the liver into ketone bodies (beta-hydroxybutyrate, acetoacetate)) and the dose range (5000–30000mg) suits your protocol. Half-life is —h.