Abstract: In order to explore the nutritional value of black soldier fly（Hermetia illucens）in livestock and poultry production, this paper summarized the biological characteristics of black soldier fly, such as development characteristics, feeding conditions, nutritional value and its research status in livestock and poultry.The analysis showd that the larvae of black soldier fly were rich in nutrients, which can be added to animal diet as a typical resource insect.It is a good livestock and poultry feed additive and alternative product, which is widely used in livestock and poultry production.Finally, the molecular mechanism of black soldier fly in livestock and poultry was prospected.