In a study, researchers found that mushrooms have high amounts of the ergothioneine and glutathione, both important antioxidants, said the senior author. The researchers also found that the amounts the two compounds Mushrooms: A rich source of the antioxidants ergothioneine and glutathione ScienceDirect Dietary Sources of the Longevity Vitamin Ergothioneine A Mushroom Derived Compound That Could Change Your Life: Ergothioneine This month is all about mushrooms! Swipe to find more information about how easy it is to fit mushrooms into your diet and how they benefit you!