Nutritional intervention can slow down or prevent diabetes complications,which has become the consensus of scientists around the world,and has attracted the attention of more and more researchers in related fields.Nutritional intervention has gradually achieved remarkable results in the field of diabetes treatment.This article reviews the research progress in this field at home and abroad in recent years from the perspectives of the pathogenesis of diabetes,differences in nutrient requirements,and nutritional intervention strategies for diabetes.This paper expounds on the difference of nutrition requirements in different stages of diabetes and different populations,and puts forward the corresponding nutrition intervention strategies and the implementation plans of nutrition intervention in different chronic complications of diabetes.