In traditional chinese medicine reishi mushroom is often referred to as the mushroom of immortality and is used to promote the health of the immune and cardiovascular system liver and to calm the nervous system it is often viewed as the ultimate anti stress herb in fact it was once said in ancient texts that reishi would bring happiness and health to all who consumed it hybrid herbs duanwood red reishi is a 101 high potency concentrated extract which means 10 whole pounds of the highe