The therapeutic and medicinal benefits of 100% castor oil have been known for centuries. Its anti-inflammatory proper ties make it excellent for use as a massage oil for helping to relieve ar thritic joints and sore muscles. It moisturizes dry skin and acts as a protectant as it soothes sunburn and skin abrasions. As a hair conditioner, Cococare 100% Castor Oil will help control frizzy hair and split ends.