Lion's Mane mushroom (Hericium erinaceus) is a powerful superfood medicinal mushroom and popular nootropic (natural) in Traditional Chinese Medicine (TCM). It has been described as the "smart mushroom.” Lion's Mane is used to promote additional brain power, boost cognition, regenerate nerve cells, improve memory, concentration, and muscular coordination. It can also be very helpful for elevating mood and supporting the gut and digestion.