Artichoke, the scientific name Cynara scolymus L., alias artichoke, vegetables thistle, is a Compositae (Compositae). Perennial herb. The total bud and flower buds for the edible parts of the receptacle, light taste. Rich in vitamin A, vitamin B, vitamin C, iron and starch. Calyx, leaves and stems are rich artichoke hormone (cynarin), it can help set the body of bile secretion, participate in cholesterol, fat metabolism and promote liver regeneration. The extract of the whole plant as raw material to artichokes, which are more calyx, calyx higher pigment content in artichoke. The acid extract of artichoke as the main ingredient. Content of greater than 5%. Details refer to the http://www.xlei.cn