Essential Oils Now An aromatic, energizing, and spicy essential oil that can liven up any space is cinnamon cassia oil for aromatherapy. When diffused, cinnamon cassia oil improves mood, eases tension, and promotes relaxation. It has a cleansing quality that aids in opening airways and encouraging deep breathing, and it feels warm to the touch. This plant-based oil can be used in aromatherapy to help reduce tension, increase alertness, and encourage relaxation. With the scent of Now's Essential Oils, you can turn any area into a serene haven! Their aromatherapy experience is unmatched. With the power of nature's best components, Now's Essential Oils are expertly formulated to elicit a sense of calm, joy, or energy to support both physical and emotional wellbeing.