Longevity, Decoded

Hype Autopsy #1: NMN and the NAD+ longevity claim — evidence tier vs. marketing

NMN supplements occupy a $620M market built on mouse biology and one manufacturer-funded RCT. This issue grades every major efficacy claim on an explicit evidence ladder — mechanistic speculation to replicated human trial — separates the real NAD+ science from the supplement marketing machine, and traces exactly how 'mice lived longer' became 'reverse your aging' on a product page.