Historically, castor oil was taken as an oral laxative. Today, however, taking castor oil this way it is not recommended because its powerful laxative effect can disrupt normal digestion and healthy intestinal flora. When it comes to treating chronic conditions, sometimes it is more effective to treat our bodies gently. Castor oil best exerts its powerful effects when applied topically, directly to the skin. It proves to be a simple, cheap and effective remedy for a variety of common health complaints. While Castor oil is mostly used externally, it can be used internally to maximize the benefits but it is important to discuss your physician before planning to consume the castor oil .Castor oil can also be used by mixing with egg yolks, onion juice, kefir, sour cream, aloe vera and various herbal infusions to treat the hair problems.