Circaea for Reducing constipation Hemorrhoids 250gram ???? ?????? ???????? Circaea is a genus of herbaceous plants in the family Onagraceae, commonly known as enchanter's nightshades. They are native to Europe, Asia and North America, and are typically found in damp, shady areas such as woodlands and along streams. The plants are small, with leaves that are oval to lance-shaped and flowers that are small and white or pink. The fruit is a small, round capsule containing seeds. Some species of Circaea are used in traditional medicine and have been used to treat a variety of ailments, including skin conditions and respiratory problems.