Glutamine peptides as a respiratory fuel and the body's synthesis of macromolecular precursors in animal cells, has other substances unique and complex physiological functions, so it becomes a focus in nutrition, physiology and other fields of research.Meanwhile, as a feed additive, it has been widely used in animal nutrition.This article reviews the glutamine peptides's physical and chemical properties, absorption and metabolism, effects and mechanism in aquatic animals nutrition, in order to lay the theoretical foundation of glutami...