Mushrooms are highest dietary source of two antioxidants ergothioneine and glutathione with glutathione referred to as the "mother of all antioxidants." *Porcini mushrooms have the highest concentration. #health #nutrients Short term regulation of the hepatic activities of cytochrome P450 and glutathione S transferase by nose only cigarette smoke exposure in mice ScienceDirect How Functional Mushrooms Can Boost Glutathione Levels Cell line dependent difference in glutathione levels affects the cigarette sidestream smoke induced inhibition of nucleotide excision repair ScienceDirect