Castor oil has anti-inflammatory, antibacterial and antifungal properties thanks to its high content of ricinoleic acid. Some of its benefits: -Its ability to penetrate the outermost layer of the skin makes it ideal for deeply cleansing and treating the skin. -Traditionally it is used to treat and nourish the hair and that is why it is used in hair care and eyelash care also. -Castor oil has anti-inflammatory and analgesic properties and helps fight acne and control sebum production.