Pure Encapsulations Nrf2 60 Veggie CapsNrf2 Antioxidant protection targeting Nrf2 Nrf2 is a three ingredient formula designed to boost antioxidant defenses. Cruciferous vegetables of the brassica family, such as broccoli, have long been recognized for their ability to promote antioxidant activity, thereby maintaining healthy cells and tissues. They provide a source of the bioactive constituent sulforaphane, one of the most powerful activators of phase II enzyme function in the liver,