Orange essential oil is used in aromatherapy primarily for its effect on the psyche and emotions. Great for depression, anxiety, improved communication and increased happiness. It is used in many sleep formulas because it helps reduce agitation, restlessness and calms the swirling thoughts which prevent deep relaxation. Orange can also be used as a mild digestive aid. It is anti-septic and makes a great addition to cleaning blends to brighten the home. It can be used to combat oily and congested skin when used in combination with a carrier or lotion.