Our clinical-strength daily serving for next-level NAD+ support. Clinically proven to increase NAD+ by up to 150%, and maintain elevated NAD+ levels with daily supplementation. Designed for unparalleled NAD+ support for peak vitality, this potent serving helps activate whole-body cellular energy, which can support high-performance lifestyles and healthy aging at the cellular level.  Formerly exclusive to physicians and professional athletes, 1,000mg is the go-to serving used in clinical research featuring nicotinamide riboside (NR). Supports enhanced cellular resilience against daily stressors for those with active lifestyles and age-related challenges.