Abstract: Wampee (Clausena lansium Lour.Skeels) is a special fruit tree widely distributed in South China. The major chemical constituents are alkaloids, coumarins, essential oils and flavonoids, which showed a variety of biological activities such as antioxidant, hepatoprotective, hypoglycemic as well as insecticidal, antimicrobial and herbicidal activities. Advances in the chemical constituents and biological activities of Clausena lansium were briefly reviewed．

Key words: Clausena lansium, chemical constituents, biological activities, pharmacological effects