Satisfied answer: 100% diet, habits, living space, breathing air, etc. Will lead to excessive lead. Continue to ask: how to discharge lead? Supplementary answer: check it first to see how much it exceeds the standard. If the lead content is too high, use lead-expelling drugs according to the doctor's advice. If food is rarely used to discharge lead from shrimp skin-every 500 grams of shrimp skin contains as much as 250 grams of calcium, and calcium helps lead excretion. * Milk-contains protein which can combine with lead in the body to form soluble compounds, thus preventing the body from absorbing lead. * Bean products-contain a lot of protein ingredients with excellent texture, which can play the same role as milk. * Tea-contains tannic acid and other substances, which can combine with lead in the body to form soluble substances, which are excreted with urine. * Carrot-contains a lot of pectin, which can reduce the toxicity and absorption of lead in the body. * Garlic-it can dissolve lead poisoning and reduce the harm of lead to human body. * Beef-contains protein and calcium, which can prevent the body from absorbing lead. * Animal liver-contains about 20% protein and rich calcium, which is very helpful to prevent lead poisoning. * Vitamins-Eating more foods rich in vitamin C can inhibit the body's absorption of lead. Vitamin C combines with lead to form insoluble and nontoxic salts, which can be excreted with feces. Ordinary people should take at least 150 mg of vitamin c every day; The number of people diagnosed with lead poisoning can be increased to 200 mg.