Sansu - Arandi oil is a boon when it comes to healing skin inflammation that can be caused by sunburns, acne, and dry skin.One of the amazing castor oil benefits for skin is that when it is used topically,Castor oil is an excellent remedy for promoting hair growth. Massaging your scalp with it can give you thicker and longer hair. Scalp infection can cause major hair problems like bald patches, dandruff, and an itchy scalp. Using castor oil can help get rid of these issues.