He shou wu comes from the prepared tuberous root of polygonum multiflorum a plant that grows in the mountains of central and southern china he shou wu is sweet bitter astringent and slightly warming and has widely been used in western herbalism under the names of fleeceflower and fo ti he shou wu has been used for thousands of years to support the health of the kidneys increase vitality and even promote the health of the hair this is a 101 concentrated extract meaning over 10 po