Menthol vapors are famous for relieving nasal, sinus and chest congestion. There is a very good reason that peppermint is the flavoring of choice for toothpaste. Peppermint is an excellent breath freshener. Herbal companies add peppermint compounds to topical creams that can help relieve the pain and itching of hemorrhoids, insect bites, athlete's foot, and other skin ailments. Peppermint is a component of rubs used to relieve minor aches in muscles, nerves, and joints.
Some people use the oil as a toothache remedy.
The leaves and stems can be used fresh or dried, they are harvested for drying in August as the flowers start to open. Add peppermint to flower boxes and hanging baskets for fragrance and beauty. All mints are good as cut flowers and foliage for indoor arrangements. Use in potpourri. The plant repels insects, rats etc.