Castor oil can help lock moisture in the skin.Castor oil helps heal wounds by stimulating the growth of new tissue, reducing dryness and preventing the buildup of dead skin cells. The moisturizing and anti-inflammatory properties of castor oil make it an excellent option to keep hair soft and hydrated and help reduce dandruff symptoms. People can apply coconut oil to their skin, hair, and teeth. Studies suggest it works as a skin moisturizer, protects against skin damage, and improves oral health.Using coconut oil in your hair care routine could help you grow longer, healthier hair.