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 A Mushroom Derived Compound That Could Change Your Life: Ergothioneine A review on mushrooms as a versatile therapeutic agent with emphasis on its bioactive constituents for anticancer and antioxidant potential Ergothioneine as a promising natural antioxidant: bioactivities, therapeutic potential, and industrial applications Food & Function (RSC Publishing) DOI:10.1039 D5FO02337H