Translating nutrition science into national policy: comparative assessment of the 2025–2030 U. S. Dietary Guidelines and the Italian Mediterranean-based guideli... (opens in new tab)

Dietary guidelines represent foundational instruments of public health governance, influencing clinical practice, food assistance programs, school meal standards, and food system policies. The release of the Dietary Guidelines for Americans (DGA) 2025–2030 provides an opportunity to reassess how evolving nutrition science is translated into policy in a context characterized by high burdens of obesity and cardiometabolic disease. This review presents a comparative qualitative policy analysis o...