Journal of Knowledge & Health1735-577X10220150318The Role of Dietary Interventions for the Control and Preventing of Gestational Diabetes: A Systematic Review637410.1234/knh.v0i0.551FASeyyed Mohammad MahdiHazaveheiDept. of Health, School of Medicine, Hamadan University of Medical Sciences, Hamadan, Iran. ma.rostami@umsha.ac.irFereshtehBesharatiMasomehRostami Moez201405052014100420140916Introduction: Gestational diabetes is a type of diabetes that first diagnosed during pregnancy. Its prevalence has been reported between 1.3% to 8.9% in Iran. This study was performed to compare the effect of nutritional interventions with educational methods and without education, and also comparing the behavioral change models education based to control gestational diabetes.Methods: Electronic search of databases was performed using the keywords in English and Persian from SID, Iran Medex, PubMed/MEDLINE, and ScienceDirect. Selected studies were divided into 3 categories including: Diets, diet education based on theories and behavioral change model and diet education without model. The comparison were made between groups.  Results: The results indicated that high-fiber diet on glycemic control was effective in all studies. Social support, self-efficacy and receive feedback influenced on adopting healthy behaviors and group training was more effective than face to face training.Conclusion: Planning and organizing the appropriate and proper training are necessary to audience and using health education models and theories were more effective than conventional training.