Mother Nature’s finest stress-relieving superfoods are here. Functional Mushrooms are ingredients that have been used since ancient times to help protect the body from stress, promoting balance, rejuvenation and sustained energy. Decades of medical research studies are confirming the tremendous health-boosting potential of certain medicinal mushrooms and superfoods. These “functional foods,” as they are known, have been used by traditional medicine practitioners since at least 3,000 BCE to address a variety of health concerns.