Ergothioneine Supplement Real Mushrooms Mushrooms contain high amounts of antioxidants that combat aging and promote health Ergothioneine Stimulates Ca2+ Mediated Brain Derived Neurotrophic Factor Expression in NE 4C Nerve Cells ACS Omega Mushrooms (especially porcini) contain the highest levels of 2 powerful antioxidants, ergothioneine and glutathione, the latter of which is sometimes called the mother of all antioxidants and is a very important bodily