NAD+ supplements longevity claims are ahead of the evidence. Nicotinamide riboside (NR) and nicotinamide mononucleotide (NMN) can raise NAD+ levels in human blood, but as of 2026, no well-run human trial has shown that they make people live longer, prevent dementia, or reverse aging. The realistic question is smaller: do they improve measurable health markers …
Continue reading “NAD+ Supplements Longevity: What Human Trials Show Now”

