Peppermint from the mint family is steam distilled to extract peppermint essential oil. The cool and refreshing essential oil has a sharp odor. Due to its pleasant scent, it is used as an ingredient in soaps and cosmetic products. It can also be diluted and applied topically to get relief from headache, muscle plain and itching. A few drops of peppermint essential oil can be added in a diffuser. Due to its medicinal properties, this essential oil is used as an ingredient in supplements to treat digestive problems.