Monograph
5-Amino-1MQ — NNMT Inhibitor
5-Amino-1-methylquinolinium iodide (5-amino-1MQ) is a small-molecule inhibitor of nicotinamide N-methyltransferase (NNMT), the enzyme that methylates nicotinamide using S-adenosylmethionine (SAM) as a methyl donor. Two metabolic problems flow from…
By Kristopher Crawford
·
29 May 2026
·
4 min read
5-Amino-1-methylquinolinium iodide (5-amino-1MQ) is a small-molecule inhibitor of nicotinamide N-methyltransferase (NNMT), the enzyme that methylates nicotinamide using S-adenosylmethionine (SAM) as a methyl donor. Two metabolic problems flow from…
In the full monograph
- What it is, and how it works
- What the evidence shows — randomized trials, observational data, animal studies, graded and cited
- Dose, form, and timing
- What to expect, and how soon
- Who should be careful, and what to check first
- The verdict
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