Abstract: Plant based meat products are new bionic food with industry standards just determined in recent years, and tend to replace meat products in taste and flavor, among which plant based meat products with soybean protein as the main raw material are the most popular. Soy protein meat is a plant protein imitation meat product produced by extrusion technology of soy protein, which has similar taste and flavor to meat. Flavor and taste are important factors for whether protein meat can be accepted by consumers, among which flavor mainly determines the delicious degree of plant based meat. This paper first introduced the flavor sources of soy protein meat, then summarized the effects of different processing factors on flavor substances of soy protein meat, and discussed the retention mechanism of flavor substances of soy protein meat, in order to provide a basis for the research and development of soy protein meat flavor.

Key words: soy protein, artificial meat, flavor substances, flavor combination