100% organic peppermint leaf and nothing else. Peppermint is a relative newcomer to the ancient family of mint plants. First noticed growing in a field of spearmint in Hertfordshire in England about 300 years ago, it is a hybrid variety of spearmint and water mint. The way Dragonfly dry the peppermint leaves ensures that the essential oils remain potent, making for a superior brew. Reviving and refreshing, it is often appreciated after a meal.