Criticism has heightened following the release of the 2025–2030 Dietary Guidelines for Americans, with public health organizations disputing not only the content but also the process behind the guidelines’ development. The Physicians Committee for Responsible Medicine filed a petition alleging that undisclosed financial ties between guideline authors and food industry groups compromised the advisory process, violating federal transparency laws. The group contends that these ties to meat and dairy organizations resulted in a bias that contradicts the scientific advisory committee’s recommendations for stronger limits on red and processed meat and emphasis on plant-forward diets.

Furthermore, concerns have been raised over the guidelines' omission of sustainability language, deviating from global trends that consider environmental impacts in dietary recommendations. The push for independent oversight of federal nutrition policy to combat industry manipulation has gained momentum, with calls for unbiased authors referencing the latest nutrition research to rewrite the guidelines in a manner that promotes public health and fights chronic diseases like diabetes, heart disease, and obesity.