Our foundational daily serving of 300mg, clinically proven to increase and sustain NAD+ levels by over 50% in most individuals with daily use. Support your cellular energy production and cellular repair with Niagen®, our award-winning, superior NAD+ booster. Proven to be more efficient than other NAD+ precursors and NAD+ itself. Tru Niagen is one of the most well-researched NAD-boosting supplements available. Supports resilience against daily stressors and the natural aging process at the cellular level. Increase your NAD+ levels to support heart, brain, muscle, and whole-body health for enhanced vitality and healthy aging.