After eating mushrooms, some people have poisoning phenomenon and some people do not have poisoning phenomenon, it is because such people who have poisoning phenomenon have allergy to mushrooms, many people have allergy to some foods, if they have allergy to grinding bone, once they eat, it will cause serious allergy phenomenon, patients will have headache, blurred vision, numbness of mouth and tongue, itching all over the body, redness and swelling of face, and even cause The patient may experience headache, blurred vision, numbness of the mouth and tongue, itching, redness and swelling of the face, and even gastrointestinal reactions. If some people have serious symptoms of mushroom poisoning while others have mild symptoms of poisoning after eating them, both are caused by eating poisonous mushrooms, and the poisoning reactions are different due to individual differences and people’s constitution, but in most cases, poisoning reactions will be caused once eating poisonous mushrooms.