INS and gestational diabetes: Thus, in the present study, we have used a meta‐analysis of RCTs to assess the effect of Mg supplementation in GDM patients during pregnancy on (1) glycemic parameters—Fasting plasma glucose (FPG); Insulin levels; Homeostatic Model Assessment of Insulin Resistance (HOMA‐IR), (2) biomarkers of metabolic status including oxidative stress, and inflammation—Glutathione (GSH), Total antioxidant capacity (TAC), (3) Inflammation biomarker—C‐reactive protein (CRP).