INS and type 2 diabetes mellitus: The current study disclosures that acupuncture can considerably ameliorate a variety of clinical outcomes in T2DM, encompassing glycated hemoglobin, 2h PG tolerance, FBG, fasting insulin, Homa-IR, Homa-B, TG, BMI, LDL, HDL, WHR, plasma viscosity, and nerve conduction velocities, with no publication bias.