Citrus aurantium, commonly known as bitter orange, is a citrus tree native to Southeast Asia. It produces sour, bitter fruit used in marmalades, liqueurs, and traditional medicine. The peel, flowers, and leaves are also utilized for essential oils and flavorings. It is often used as a rootstock for other citrus trees. Some compounds in bitter orange are studied for potential health effects, though caution is advised due to possible side effects.

Single image