Willow stalks, alias Artemisia selengensis, Artemisia scoparia, Artemisia selengensis, slimming grass and antihypertensive vegetables, are mainly distributed in Yunnan, Jiangxi, Jiangsu and Northeast China. Therefore, it is a kind of wild vegetable with both medicine and food. It not only tastes delicious, but also can lower blood pressure, reduce blood fat, nourish liver and stomach, clear away heat and toxic materials, diminish inflammation and lose weight, lose weight and grow hair. People often use it to treat infectious hepatitis, hypertension, cancer and other diseases. Artemisia annua It is rich in nutrients, and its main nutrients such as protein, minerals and vitamins are mostly higher than those of the artificially cultivated vegetable-Artemisia selengensis. Because it contains arborvitae ketone and has a special fragrance, it is very popular with consumers. In addition, Artemisia selengensis also has the effects of cooling, calming the liver and reducing fire, preventing toothache and sore throat.