The reishi mushroom, also know as Ganoderma lucidum and lingzhi, is a fungus that grows in various hot and humid locations in Asia.
Reishi mushroom is a fungus. Some people describe it as"tough"and"woody"with a bitter taste. The above-ground part and portions of the below-ground parts are used as medicine.
Reishi mushroom is used for cancer, aging, boosting the immune system to prevent or treat infections.