There are many kinds of wild vegetables, which are usually picked and eaten by people. Although the geographical location and weather environment are different, there are at least a dozen. At present, the common wild vegetables in the market are purslane, Artemisia selengensis, rice, houttuynia cordata, bracken, coriander, wolfberry bud, dandelion and plantain, most of which are wild, and only Artemisia selengensis and coriander are artificially cultivated. Wild vegetables not only contain protein, fat, carbohydrates, vitamins, minerals and other essential nutrients, but also contain abundant plant fiber. The vitamin and mineral content of some wild vegetables is several times or even dozens times higher than that of the vegetables planted. Moreover, most wild vegetables grow in the mountains and are not polluted by modern industry and pesticides and fertilizers, which is particularly precious. Wild vegetables can not only enrich the dining table, but also be a good medicine for preventing and treating diseases. Shepherd's purse can clear liver and improve eyesight, neutralize spleen and stomach, stop bleeding and lower blood pressure. Mainly used for dysentery, hepatitis, hypertension, gynecological diseases, eye diseases, measles in children and so on. , known as the treasure of nature. Dandelion can clear away heat and detoxify, which is a delicious food for patients with diabetes and hepatitis. Portulaca oleracea can also diminish inflammation and detoxify, prevent dysentery, and has a unique curative effect on gastritis, duodenal ulcer and oral ulcer. Bitter vegetables can clear away heat, cool blood and detoxify, and treat dysentery, jaundice, anal fistula, snake bite and so on. Grey vegetables can eliminate dampness, detoxify and kill insects, and can be used for itching or eczema; Amaranth has the function of clearing away heat and promoting diuresis, and can be used to treat dysentery, enteritis, bladder stones, goiter, sore throat and so on. Pteridium aquilinum has the functions of clearing heat, promoting diuresis, invigorating qi and nourishing yin, and can be used for treating high fever, dizziness, muscle pain and dysuria. It is reported in Japan that eating a small amount of wild vegetables can prolong life. The benefits of eating wild vegetables are really quite many. In addition, collecting wild vegetables is also a good way to keep fit. The process of collecting can consume a lot of heat, which is also beneficial to the activities of waist and legs; At that time, the vision was new green, and the wild world was infinitely vast. No matter how much pressure and depression there is, it can return to calm and tranquility.