Chaste Tree contains high-quality Chaste Tree berries to support healthy female hormone balance.* Traditionally used in herbal preparations to: Support healthy prolactin and progesterone levels in the body* Encourage healthy menstrual cycling* Ease discomfort associated with premenstrual syndrome* Support normal reproductive function in women* Chaste Tree contains flavonoids (especially methoxylated flavones), iridoid glycosides (such as aucubin), diterpenes, sesquiterpenes, an essential oil and other compounds.