Ergothioneine Mushrooms: Antioxidant Gold Mines Om Mushroom Superfood Ergothioneine; antioxidant potential, physiological function and role in disease ScienceDirect Mushrooms are tiny and packed with nutrients. Although the nutrition content varies with its type, they contain plenty of Vitamin A, Potassium, Fiber, and other antioxidants that help in reducing inflammation. #Mushrooms # Antioxidants In Mushrooms Dogs Naturally