Every five years, the Dietary Guidelines for Americans, issued by USDA and the Department of Health and Human Services (HHS) are updated. The new guidelines will be issued next year for 2025-2030. This guidance provides advice on what to eat and drink to meet nutrient needs, promote health, and prevent disease. It is developed and written for a professional audience, including policymakers, healthcare providers, nutrition educators, and Federal nutrition program operators. Federal feeding programs adhere to the guidelines.  Increasingly, these guidelines have become more controversial, culminating in 2015 when the guidelines included sustainability and environmental goals, and failed to include any recommendation to include red meat in...