This slightly pungent oil distilled from the partly dried leaves and twigs of cinnamomum zeylanicum is often used in perfumery for its warm spicy quotorientalquot notes it has a high level of eugenol 80 90 which may cause skin irritation especially in baths and thus it is sold only for use in a burner or diffuser unless otherwise advised by a qualified aromatherapist cinnamon has a warming and spicy aroma which blends wonderfully with the citrus oils and other spices such as clov