Abstract: Asparagus officinalis L.which contains rich nutritional value is a kind of medicinal and edible vegetable, a lot of old stems, roots, leaves and other waste were produced in the processing process.Asparagus waste contains rich flavonoids which has anti-inflammatory, antibacterial, antioxidant and other biological activity, with great value of the development and application. The development on extraction and separation method of flavonoids in asparagus, chemical constituents, method for determination and pharmacological function were reviewed, then reference for further development and utilization of asparagus were provided.