Tea Tree Oil: Science and Safety

Tea Tree Oil: Science and Safety

Background Tea tree oil comes from the leaves of the tea tree. It’s an ingredient in a variety of skin products. How Much Do We Know? Only a small amount of research has been done on the topical use of tea tree oil for health conditions in people. What Have We Learned? A limited amount of research indicates that tea tree oil might be helpful for acne, nail fungus, and athlete’s foot. What Do We Know About Safety? Tea tree oil should not be swallowed. Taking it orally can cause serious symptoms such as confusion and loss of muscle coordination. Most people can use skin products containing tea tree oil without problems, but some people may develop a rash or skin irritation on the parts of the body where the product was used. Find out more