Gastrodia seeds Gastrodia elata
Gastrodia elata is a species of plant in the Orchidaceae family. Cultivated now in many places in china. Medicinally used for 'calming the liver'. This species has been used in chinese herbal medicine for over 1 500 years. The root is a sweet acrid herb that is analgesic antispasmodic carminative cholagogue sedative and tonic. It is used internally in the treatment of convulsive illnesses (such as epilepsy and tetanus) rheumatoid arthritis vertigo and numbness associated with liver disharmony. The stem is aphrodisiac and tonic. Be decocted for oral use, 3-9 grams daily decoct for oral administration. If the powder is administered, 1-1.5 grams each time, when grinded into powder for taking with boiled water.Do not use if pregnant.