It is recommended to avoid food for about a week after the New Crown vaccination and to eat a light diet. Try to avoid alcohol, coffee, strong tea, etc. for a week after the New Crown vaccination. Keep your diet light, avoid spicy and stimulating, cold and greasy food, and avoid allergy-causing food, such as seafood. In order to avoid confusion between adverse reactions after vaccination and those caused by diet, thus delaying the condition. In addition to a light diet, foods that are easy to digest and rich in high quality protein should be the main focus, and more fresh vegetables and fruits can be eaten. After vaccination, pay attention to the usual protective measures, continue to wear masks, wash hands frequently and keep social distance for better safety. Consult your doctor or seek medical attention if you have any severe, persistent or progressive symptoms after receiving the new crown vaccine.