Clove essential oil is derived from the flower buds of the Eugenia caryophyllata tree, a member of the myrtle family. While originally native to just a few islands in Indonesia, cloves are now cultivated in several places around the world. Clove essential oil has long been a popular remedy for tooth pain. Generally, a dark brown color, the fragrance of clove essential oil is sweet and spicy due to the presence of eugenol (a colorless to pale yellow, the aromatic liquid extracted from clove oil)