The extraction technology of carotenoid from Arctium lappa L is under study in this paper, and the effects of factors li摘要考察了牛蒡中类胡萝卜素的提取工艺，并通过单因素实验和正交试验研究了提取温度、提取次数、物料粉碎粒度、料液比等因素对类胡萝卜素提取率的影响。