NAD+ Cell Regenerator and Resveratrol Elite is our best formula for longevity and youthful energy. It delivers 300 mg of NIAGEN nicotinamide riboside, along with our Resveratrol Elite trans-resveratrol, which is up to 10 times more bioavailable than unformulated resveratrol. Add to that highly bioavailable forms of quercetin as well as fisetin and you’ve got a powerful formula designed to fight aging and encourage healthy cellular energy every day.