紫背天葵具有治咳血、血崩、经痛、支气管炎，盆腔炎、中暑、阿米巴痢疾，和外伤止血等功能。它的营养物质丰富，特别是铁、铜、锌等微量元素含量较高，但主要含有黄酮甙成分，这类物质无毒，对抑制细胞的产生和恶性细胞生长有中度抗效。 该品种获９９届云南世博会铜奖，属人工 Purple back sunflower with cough and blood, atrophic, menstrual pain, bronchitis, pelvic inflammatory disease, heat stroke, amoebic dysentery, traumatic hemostasis and other functions. It is rich in nutrients, especially high levels of trace elements such as iron, copper and zinc, but mainly contains flavonoid glycosides, which are non-toxic and moderately effective in inhibiting cell growth and malignant cell growth. The variety won the 99th Yunnan World Expo Bronze Award, is artificial