中文摘要：

花色苷是一种天然食用功能色素。本文从花色苷的结构特点、生理活性及作用机理等方面，综述了花色苷对慢性疾病的作用途径及分子机制，并对花色苷对心血管疾病、肿瘤、糖尿病等慢性疾病具有的营养干预作用进行了讨论，为花色苷预防疾病和营养干预机制的深入研究提供参考。

英文摘要：

Anthocyanins are a natural edible functional pigment,which had been proved to have a good nutrition intervention on various chronic diseases,such as cardiovascular diseases,cancers,and diabetes. In this paper,the pathways and molecular mechanisms of anthocyanins acting on chronic diseases were mainly summarized,which will provide references for the further study on the prevention of diseases and nutrition intervention mechanism of anthocyanins.