Made from the castor seed, castor oil is high in triglycerides and ricinoleic acid. These two items make it a potent medicinal oil that can be used both internally and externally. For some, having castor oil is the cure-all to their ailments.Good for the skin, digestion and hair, castor oil is a tried-but-true remedy. Check out the 7 things that castor oil can do for you. You may decide to become a faithful user of this vegetable oil.1. ConstipationWebMD says that castor oil taken orally acts as a stimulant to the intestines which may aid in relieving constipation. Consult your doctor on dosage, though.2. Relieve dry, itchy skinAnother great use for castor oil is hydrating dry skin. Medical News Today says that castor oil may contain a humectant, allowing it to draw moisture from the air to hydrate your skin. Whole New Mom offers an easy lotion recipe. Combine 3/4 cup shea butter, 4 tablespoons castor oil and 5 to 10 drops ofDon’t miss the rest! Click Next Below To Continue Reading.