Sulforaphane is a natural active product mainly present in the seeds and sprouts of broccoli (Broccoli), and can be converted into sulforaphane (SuChemicalbooklforaphane) by the action of myrosinase or intestinal microorganisms. Sulforaphane is one of the strongest activators of Nrf2 found so far, and it can activate various cytoprotective effects such as detoxification, antioxidant, and anti-inflammatory by activating Nrf2.