NAD+ Research Guide

NAD+ is a coenzyme present in every living cell, and research shows it plays a foundational role in energy production, DNA maintenance, and cellular function. Studies consistently document that NAD+ levels decline naturally with age, a process researchers associate with reduced energy, slower recovery, and accelerated cellular aging. Replenishing NAD+ is among the most actively studied areas in modern longevity and metabolic health research, with a growing body of published literature supporting its relevance across multiple biological systems.