Soybean milk is soybean with water soaked and swollen after grinding, filtering, boiling made of nutrient-rich, can supplement protein and other nutrients, but when drinking soybean milk should pay attention to do not overdose, do not drink uncooked soybean milk, do not drink in the thermos placed in a long time of soybean milk, etc., soy allergy should not be consumed by people who are not drinking soybean milk. 1. Do not drink too much: Soybean milk is rich in protein content, a brand of soybean milk, for example, each 100g contains 1.8g of protein, if a large number of drinking soybean milk, may increase the burden on the gastrointestinal tract, increase the burden on the kidneys, especially for the digestive function of the poorer people, may cause abdominal pain, bloating and other discomforts. 2. Do not drink uncooked soybean milk: If you drink uncooked soybean milk, may produce nausea, diarrhea and other discomforts, because raw soybean milk contains saponin, trypsin inhibitor and other harmful substances, may cause gastrointestinal discomfort after drinking. 3. Do not drink in a thermos cup placed for a long time in the soybean milk: soybean milk is rich in nutrients, the temperature in the thermos cup is suitable for bacterial reproduction, soybean milk in the thermos cup for a long time, easy to breed bacteria, resulting in inedible. 4. Soybean allergy should not drink soybean milk.