The Nrf2 pathway can be stimulated by plant compounds, exercise, sunlight, polycyclic aromatic hydrocarbons, and heterocyclic amines.

“there are many things we can do in our lives which can induce the nrf2 pathway I believe you can get all of these stimulus for endogenous glutathione production from a normal healthy life without plants there are other compounds you're going to come in contact with and I can talk about this more in the future even polycyclic aromatic hydrocarbons and heterocyclic amines induce that same pathway they induce nrf2 pathway as well things like exercise sunlight there are many things you can do”