It is recorded in the National Collection of Chinese Herbal Medicines: Does Gynura divaricata have the effect of treating hemoptysis, blood collapse, menstrual pain and blood gas? Deficiency, bronchitis, pelvic inflammatory disease, heatstroke, dysentery, traumatic hemostasis? Effective. Tested by the Experimental Center of Fujian Academy of Agricultural Sciences, every 100g of Undaria pinnatifida contains 9 1.49 ~ 9 1.66g of water, 6.26 ~19.18g of crude protein and 22.8% of ascorbic acid. ? Rich in mineral nutrients, especially trace elements such as iron, copper and zinc (table? 1-2)。 It also contains flavonoid glycosides, which is non-toxic and can prolong ascorbic acid? It has the effect of reducing vascular purple and has moderate resistance to malignant growth cells. Purple? Backvegetable has strong growth, strong resistance, basically no pests and diseases, and no pesticide pollution. ? Its tender branches and leaves are crisp and tender for cooking, with special fragrance and unique flavor of compositae plants. ? People believe that Gynura divaricata has the effect of cooling blood and removing deficiency fire, which is beneficial to human health? Healthy vegetables.