Peppermint oil is a versatile essential oil that has been used for centuries for its medicinal properties. It is extracted from the leaves of the peppermint plant, which is a hybrid of watermint and spearmint. Peppermint oil has a cooling, refreshing, and invigorating aroma. It is often used in aromatherapy to help alleviate symptoms of stress, anxiety, and depression. It is also used as a natural remedy for a variety of health issues, including digestive problems, headaches, and muscle pain.