Eucommia bark has a long history of use with no substantial reported problems.
Should be used in consultation with a physician, particularly if taking blood pressure medication. No reported interactions. There are no studies of interactions with Western drugs.
The bark is harvested and dried, sliced to expose the inside of the bark, then boiled to make a decoction. Usually this decoction is combined with other herbs to create yang enhancing tonics. And more . . .
Eucommia ulmoides.
Coughs, respiratory conditions, asthma, stimulates digestion, eye inflammation.
Grows to about 50 ft (15 m) in height, the green leaves are shiny, narrow, pointed and the tree's flowers are very small. Eucommmia bark is the gray, grooved bark of the tree.
Diarrhea, sore throats, dermatitis, hemorrhoids, vaginal infections, leukorrhea, and possibly high cholesterol.
A mild anti-inflammatory, diuretic, lowers blood pressure, analgesic, mends tissues, boosts the immune system, liver and kidney tonic.
Chichona bark comes from a South American plant similar to the plant that produces quinine and is a member of the same family. Like quinine, it has been used to treat malaria. Like quinine it has also been used to treat a variety of other diseases. Overdoses are dangerous. It has also been called Jesuits bark.
Small patches of bark are harvested from trees over 10 years old in early autumn. The outer bark is peeled away and the smooth inner pure white elastic latex bark is dried, thought responsible for healing properties.
The bark is useful by protecting the tree from "injury" and repelling diseases.
Regulates menstruation, aid during childbirth, helps lactating women, helps with the symptoms of menopause, and is used as a male contraceptive in China.