Mugworts contains a lot of bitter substances and essential oils. The essential oil includes cineole, borneol and the ketone thujone. In addition, carotene, thiamine, ascorbic acid, aldehydes, choline, inulin are also found in the plant. The roots contain up to 1% essential oil, mucilage, tannins and resins, inulin, vegetable oil, sugar; in leaves - carotene, ascorbic acid. In folk medicine, wort is used when there is an irregular menstrual cycle.