After the chickenpox vaccine usually can not eat cold food, hair products and spicy stimulating food. 1. Cold food: such as ice cream, ice-cream, cold drinks, cold stimulation can easily lead to gastrointestinal dysfunction, abdominal pain, diarrhea symptoms. Some patients after chickenpox vaccine, there will be digestive symptoms, manifested as diarrhea, at this time to eat cold food will aggravate the adverse reactions after chickenpox vaccination. 2. Hair: such as shrimp, crab, beef, lamb, coriander, fennel, mushrooms and other foods rich in protein, these foreign proteins are prone to produce allergens, so that the body undergoes an allergic reaction, which may lead to an allergic reaction after chickenpox vaccination. 3. Spicy and irritating foods: such as chili, pepper, paprika, onion, ginger, garlic, mustard, etc., which are easy to stimulate the injection site, causing local vascular exudation, manifested as redness, swelling, hardness, pain, itching, and increase the chances of adverse reactions. If any uncomfortable symptoms appear after chickenpox vaccination, it is recommended to go to the hospital in time and actively cooperate with the doctor for treatment.