For over 2000 years Reishi mushrooms have been recognized by Chinese medical professionals as
a valuable remedy. Its Chinese name Lingzhi, means "spiritual potency". Reishi mushrooms are regarded by the
Chinese as the "Medicine of Kings also called as "mushroom of immortality" and has been used as a tonic and
strengthening medicine for thousands of years. Uses in traditional healing include increasing intellectual
capacity and memory; promoting agility and lengthening the life span. These active extracts and fractions are
useful for inhibiting tumor growth, modulating immune response and increasing hematopoietic activity and so
on. This paper reviews the significance of Reishi mushroom and its medicinal properties.