INS and gestational diabetes: Meta-analyses demonstrated that oral medication GWG is lower than insulin with a standard mean difference (SMD) -1,05 [-1,87, - 0,23].<h4>Conclusion</h4>Oral medication has a lower gestational weight gain in patients with gestational diabetes when compared to insulin.<h4>International prospective register of systematic reviews prospero</h4>CRD 42024492158.