Description 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. Made in the U.S. with globally sourced components. How To Use Adults can take one capsule 1-3 times daily as needed or as recommended by your healthcare professional. Tru Niagen is meant to be taken daily. 300mg is clinically proven to increase NAD+ levels by over 50%. Depending on your lifestyle, stressors, and diet, you can further supplement with Tru Niagen by adding an additional capsule. Tru Niagen is safe to consume up to 2,000mg/day. Function Niagen®, our patented nicotinamide riboside, is clinically proven to increase NAD+ more efficiently than other NAD+ precursors. Nicotinamide riboside (NR) boosts NAD+ more efficiently than other NAD+ supplements to support cellular function, energy production, and cellular repair. Supports cellular health, brain health and function, muscle health, and heart health†. Supports healthy aging and those who experience active lifestyles, age-related concerns, and additional lifestyle stressors. Niagen® is one of the most well-researched, clinically studied NAD+ precursors available, routinely used in published peer-reviewed studies. Ingredients Niagen®: Our patented, safety-reviewed form of nicotinamide riboside (NR). One of the most well-researched, efficacious, and clinically proven NAD+ precursors available. Shown to easily pass through your cell walls, Niagen facilitates NAD+ production more efficiently than any other NAD+-boosting supplements or precursors.