In herbal medicine, this herb has been used to treat cardiovascular problems, feelings of unease, malaise, unwellness, abnormal bleeding, high-grade fever, cold, cough, purging the stomach of impurities, flatulence, bloating, intestinal parasites, indigestion, malabsorption of nutrients, epilepsy, fits, cerebral palsy, burning, chronic pain, itching, wart, rash from poison oak, loss of appetite, chronic stomach complaints, rheumatic disorder, nervous problems, spasms, sterility, asthma, abnormal menstrual bleeding and other menstrual complaints, and brain disease. It also strengthens the digestive system. It also expels pinworms in the intestine.Mugwort has many medicinal properties such as stimulant, antibacterial, purgative, anthelmintic, nervine, antiinflammatory, hemostatic, antiseptic, expectorant, antispasmodic, emmenagogue, carminative, digestive, diaphoretic, and cholagogue properties. Because of these properties, it is also used to thin blood. Mugwort is used in the treatment called moxibustion where it is attached to acupuncture needles. It works on the affected area by releasing heat. This technique is very effective in treating breech babies to change their cephalic position during delivery.Even though it has so many medicinal properties, it should not be used by lactating women as this herb can pass through milk to the infant. Since the leaves are bitter in taste, they are used as a bitter flavoring agent in foods to season meat, fish, and fat. It is also used on roasted goose which is done for Christmas. It is used by the Chinese and Japanese in many foods such as juices and rice cakes. It has many essential oils such as thujone, wormwood, and cineole. Mugwort also contains derivates of coumarin, triterpenes, and flavonoids. This herb has found its use as an insect repellent too to eliminate moths from fields and gardens. It is also used as a smudging herb for divination.