The experimental results show that the pigment is relatively stable for light, heat and some common food additives under acidic condition, and proved to be a kind of cheap, safe and available natural plant pigment, which is convenient to use.

• 实验结果表明，该色素在酸性条件下时光、热、常用食品添加剂比较稳定，是一种价廉易得、安全可靠、使用方便的天然植物色素。