Function: Brightens skin Ingredients: NAD+, Resveratrol Directions: Take two (2) capsules once daily Shipping: Ships within 48 hours on weekdays Shelf life: 2 years NAD+ is an important coenzyme involved in a variety of biological processes including DNA repair, energy production, and cellular metabolism. As we age, NAD+ levels naturally decline, leading to decreased energy, cognitive function, and overall vitality. These NAD+ capsules are designed to help boost NAD+ levels to help you fight fatigue, may aid in healthy aging, and support optimal cellular function. Benefits of improved cognitive function and youthful vitality. Feel the difference of this science-backed formula to rejuvenate your cells, support DNA repair and healthy metabolism. Rediscover the energy and mental clarity you need to thrive in your everyday life.