Ingredients & DescriptionClovanol is unique pure clove oil made from the flowering buds. This steam-extracted oil is highly concentrated for ideal results. Cheaper versions are made from inedible leaf oils. Clovanol can be rubbed on gums or used as a mouth wash for fresh breath. Clovanol is also a very potent antioxidant, one of the highest naturally occurring antioxidants, so it is also recommended to take internally.