Citrus aurantium L. has been using in health food by China's Ministry of Health for many years. Its main bioactive components are flavonoids, alkaloids and essential oils. At present, C.aurantium fruits are mostly developed as traditional Chinese medicinal materials Zhike and Zhishi. But its utilization in food processing is rare. The chemical compositions of the bioactive substances in C. aurantium fruit, and their bioactivities including the regulating effects on intestine, stomach, car- diovascular system and central nervous system, anti-ob...