Ingredient: 100% Pure expeller-pressed Castor Oil. Gently cleanses inside and out NOW Castor Oil is expeller-pressed from the seed of Ricinus communis, and is virtually tasteless and odorless. While it has become synonymous with many other areas of wellness, castor oil is considered by many to be one of the finest natural skin emollients available today. NOW Castor Oil is 100% pure and suitable for internal and external use.