As the popular food, fish is eutrophy and delicious, but fish allergen makes manyconsumers shrink back at the sight of fish, so allergen have a strong impact on theamplification of cusumers. At present there are two methods for food allergy,removing the allergen or remedying the symptom, but these two methods just curethe symptom and consumers are still hypersensitive. So this paper focuses on thepreparation of a safe and efferctive microspheres encapsulating fish allergen, andalso discusses the mechanism o...