Objective To summarize the differences of food allergen labeling requirements between China and other countries/regions. To investigate the occurrence of food allergy and the public awareness of food allergen labeling, and make suggestions on food allergen labeling management. Methods Laws and standards related to food allergen labeling of some countries/regions were collected and a questionnaire survey was conducted among consumers, and 5 975 survey reports were collected and analyzed. Results The current food labeling requirements of allergens in China are relatively loose, and consumers have obvious demands on the labeling of food allergen. Conclusion Mandatory labeling of allergens in food should be implemented to improve the management of labeling of allergens in food.