At present, the pigment from purple sweet potato is extracted by acid solution, the major anthocyanins are cyanidin and peonidin acylated with aromatic acid, such as caf...

• 紫色甘薯色素的光和热稳定性较好,具有抗氧化、抗突变、改善肝机能等多种生理功能,在食品、化妆品及医药等行业中有着广阔的应用前景。