Wild vegetables contain protein, fat, carbohydrates, vitamins, minerals and other essential nutrients, and plant fiber is more abundant, and the contents of vitamins and minerals are several times or even dozens of times higher than those of planted vegetables. However, a considerable number of wild vegetables, such as wild celery, wild onion, water shield, gray vegetables, purslane, Sophora japonica, wild garlic and so on. , all contain substances that can cause allergies, and it is easy to cause allergic reactions in some people with special constitutions. Such as Chinese cabbage, purslane, Sophora japonica and so on. After eating, the skin is exposed to the sun, which is easy to induce solar dermatitis, and symptoms such as redness, itching and even blisters appear on eyelids, face, neck and arms. Eating too much wild garlic will cause symptoms such as dry throat and red eye.
In addition, most wild vegetables are cold and bitter, which will cause excessive internal heat, but eating too much will hurt the spleen and stomach, causing minor poisoning symptoms such as stomach pain, nausea and vomiting. For example, eating too much wild shepherd's purse will lead to spleen and stomach weakness, blood stasis and qi stagnation. Therefore, no matter what wild vegetables are, just taste them fresh, and don't eat them in large quantities for a long time. Once you have symptoms such as itching, edema, rash or subcutaneous bleeding after eating wild vegetables, you should stop eating them immediately and go to the hospital for treatment immediately to avoid delaying and damaging liver and kidney function.
In addition, the long-standing wild vegetables are not only not fresh, but also the nutritional components are greatly reduced and the taste is very poor. Eat less.