FTA:

The beneficial substances comprise broccoli-derived sulforaphane and quercetin, which is found in high-levels in onions. […] The research team are the first to record the continual movement cycle of Nrf2, which sees the protein oscillate in and out of the cell nucleus once every 129 minutes. When stimulated by a health beneficial vegetable-derived substance Nrf2’s cycle sped up to 80 minutes.