Castor oil plant also known as Ricinus communisis a perennial flowering plant that belongs to Euphorbiaceae family. Oil extracted from Castor Seeds / Ricinus communis has been used as medicine since ancient times. Castor seeds have been used for centuries for contraception, digestive problems, leprosy, and syphilis, but without the hull. Traditionally, castor oil from the Castor Seeds / Ricinus communis has been used to relieve constipation, to start labor during pregnancy, and to stimulate breast milk production.