The main component is starch, in addition to containing about 12% of flavonoids, including soybean (soybean) glycosides, soybean glycosides, Puerarin and other more than 10 kinds; and contains carotenoids, amino acids, coumarins and so on. Mainly produced in Hunan, Zhejiang, Henan, Guangdong. Spring planting winter harvest.
It should be Ge.