Cinnamon oil is derived from the bark or leaves of several types of trees, including the Cinnamomum verum tree and the Cinnamomum cassia tree. Most commercially available cinnamon oil is derived from the Cinnamomum cassia tree and is called cassia cinnamon. To extract the essential oil, steam distillation and Soxhlet extraction methods were used. Steam distillation is the simplest method to extract the essential oil from cinnamon. Steam distillation is mostly used to extract various types of essential oils