Legal protection on food additives has played a very important role in developing modern food markets and in improving the autonomy of related businesses and government regulation. Hence, in recent years, more and more scholars are focusing on how to accurately measure the level of legal protection on food additives in the area of food safety and government regulation,and so on. Under such circumanstances, this paper sorts out and summarizes the relevant documents of measure about legal protection on food additives from the perspective of legislation and law enforcement (public law enforcement and private enforcement),and also looks forward to the future research in this area. This paper finally points out that the study on measures of legal protection on food additives will develop with multi-dimension of perspective, perfection of index and integration of methods.