Fenchone is a ketone monoterpenoid. d-Fenchone has been found in fennel oil and in the oil of lavandula stoechas, whereas fenchone has been found in the oil of Arbor vitas. Foreverest Fenchone is synthesized from Fenchol by oxidation. It is a nature identical product. It appears colorless to pale yellow liquid with mint camphor-like odor. Fenchone is mainly used in food flavor and perfumery.