The pigment extracted from gynura bicobor DC could be applied to acid food,and gynura bicolor bererage,dry produce and clean and protected produce were developed,the prospect was wide.

• 提取的色素物质为紫红色色素,可用于酸性食品中;现已开发出紫背菜饮料,干制品及净菜保鲜加工品等产品,其开发利用前景广阔。