You can eat eggs before or after vaccination, as long as you are not allergic to eggs and have no serious gastrointestinal discomfort after vaccination. According to the documents related to the vaccination of New Crown in China, there are no strict dietary requirements after the vaccination of New Crown, only that it is recommended to avoid eating spicy food and seafood as much as possible, and those who usually have the dietary habit of eating eggs can eat normally. However, if patients experience nausea, diarrhea or other discomfort after vaccination, it is recommended to postpone the consumption of eggs to avoid aggravation of discomfort due to indigestibility. In addition, patients who are usually allergic to heterogeneous proteins should avoid eating eggs because they contain a large amount of heterogeneous proteins. In addition, 1 week after vaccination, patients should refrain from smoking and drinking, refrain from overeating, and get plenty of rest. Patients with persistent symptoms of discomfort should seek prompt medical attention.