Diabetic Gastroparesis (DGP) is one of the common chronic complications of diabetes mellitus, with main clinical manifestations such as nausea, vomiting, postprandial fullness, and delayed gastric emptying. It seriously affects patients’ quality of life and nutritional status. This paper systematically sorts out the application evidence of Traditional Chinese Medicine (TCM) nursing in DGP, verifies its effectiveness from three aspects: evidence from ancient literature, modern clinical studies, and results of Meta-analyses. It also elaborates on specific nursing methods including Syndrome Differentiation-Based Nursing, characteristic technical nursing, and health guidance, analyzes the existing problems in current research, and puts forward future development directions, so as to provide a reference for the clinical promotion and standardization of TCM nursing for DGP.