Castor Oil is extracted from the seeds of the Castor plant which are also commonly referred to as Castor beans. It has been found in Indian households for centuries and is used mainly for clearing bowels and cooking purposes. However, cosmetic grade castor oil is known to provide a wide range of benefits for your skin as well. A natural product extracted from the castor bean is castor oil. Used from ages, castor oil is applied topically on hair and scalp to promote hair growth. It is also applied on skin, nails, and eyebrows to provide nourishment and strenght.