Cinnamon essential oil is one of the most versatile essential oils. It can be used for infection of the respiratory tract, rheumatism, arthritis and general pains. The essential oil calms an exhausted feeling of depression and tones the whole body. Cinnamon essential oil is used in aromatherapy to clean the air off airborne bacteria. The aroma of cinnamon essential oil is warming and uplifting to the senses.