what is reishi
Pure Red Reishi Capsules. Ganoderma lucidum â known as Reishi, is the best known and most well studied of all the medicinal mushrooms. It has been used in Traditional Chinese Medicine for at least 5000 years.It is known in China as Ling Zhi, and is considered to be âThe Mushroom of Immortality.ure Red Reishi Capsules. Ganoderma lucidum â known as Reishi, is the best known and most well studied of all the medicinal mushrooms. It has been used in Traditional Chinese Medicine for at least 5000 years.