Nutrition policy plays a pivotal role in preventing and managing diabetes at the population level. Evidence-based dietary guidelines, food labeling regulations, taxation of sugar-sweetened beverages, and promotion of healthy eating environments are key strategies that influence dietary behaviors and reduce risk factors for Type 2 diabetes. Public health initiatives targeting schools, workplaces, and communities help raise awareness and support adherence to balanced nutrition. Integrating nutrition policy with clinical care and patient education enhances the effectiveness of diabetes prevention programs, promotes metabolic health, and reduces the burden of disease. Strong, coordinated policies ensure that individuals and communities have access to healthier food options, empowering populations to make informed dietary choices that prevent and manage diabetes.