Reishi mushroom, scientifically known as Ganoderma lucidum, is a legendary medicinal fungus with a history deeply rooted in traditional Chinese and Japanese medicine. Often referred to as the "Mushroom of Immortality" or the "Elixir of Life," reishi has been revered for its potential health benefits for over two millennia. The earliest known references to reishi can be traced back to the ancient Chinese text, the "Shen Nong Ben Cao Jing," which is considered one of the oldest materia medica texts. In this text, reishi is celebrated for its ability to promote longevity, enhance vitality, and restore balance to the body.

Throughout Chinese history, reishi was a symbol of health and longevity, and it was reserved for emperors and the elite. It was believed to have a calming effect on the mind, improve spiritual clarity, and provide energy and vigor. In Japanese culture, reishi was introduced as a therapeutic remedy during the Nara period (710-794 AD) and became highly esteemed in traditional herbal medicine.

Today, reishi continues to be a subject of scientific research and a widely consumed dietary supplement due to its potential immune-boosting, antioxidant, and adaptogenic properties. A category of herbs and mushrooms known for helping the body adapt to stress and maintain balance. Many people incorporate reishi into their daily routines to manage stress, promote relaxation, and improve overall well-being.