No scientific evidence exists to support the benefits of castor oil for hair. However, some people apply this age-old home treatment on their scalp to hydrate the skin, lessen dandruff, and enhance the smoothness, strength, and luster of their hair. Some claim that castor oil can also aid in the growth of eyelashes and eyebrows. The castor bean, which produces castor oil, is a source of ricinoleic acid, a fatty acid with anti-inflammatory properties. This article covers the application of castor oil to hair as well as its alleged advantages. It also discusses potential negative effects and what to look for when selecting a castor oil product. A lot has been said about the advantages of using castor oil to your hair. The anecdotal evidence suggesting it enhances hair health and growth, meanwhile, is not very strong. Healthier hair is encouraged by the increased blood flow to the scalp. Up to five times as much hair might grow when castor oil is applied once a month. It can soothe an itchy, dry scalp. Dandruff can be lessened by the antibacterial and antifungal properties of castor oil. It can aid in the growth of hair in various areas of the body, such as the eyelashes and eyebrows. Some people contend that castor oil’s high antioxidant and anti-inflammatory characteristics are what cause it to be good for hair. Free radicals are prevented from harming the body’s healthy cells by antioxidants. Oxidative stress is the name of this harmful process, which has been related to a number of negative health outcomes, including hair loss. Omega-6 fatty acids, a class of important fatty acids that may encourage hair development and lessen inflammation in the hair follicle, are also found in castor oil.