The method of extracting active flavonoids from ginkgo leaf and the technological process of adding them to clarified pineapple juice to make a health drink are described.

• 主要介绍了银杏叶中有效成分黄酮类化合物的提取方法及将其添加到菠萝澄清汁中,配制成保健饮料的工艺操作过程。