At a Glance Nicotinamide mononucleotide (NMN) is a direct precursor to NAD+ (nicotinamide adenine dinucleotide), a coenzyme central to cellular energy metabolism, DNA repair, and sirtuin-mediated longevity signaling. NAD+ levels decline with age — approximately 50% from young adulthood to…
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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