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Scientific Report of the 2025 Dietary Guidelines Advisory Committee

The Scientific Report of the 2025 Dietary Guidelines Advisory Committee (Scientific Report) has been submitted to the Secretaries of the U.S. Department of Health and Human Services (HHS) and the U.S. Department of Agriculture (USDA) and is now available online. The departments have opened a 60-day comment period to collect input from the public on the Scientific Report. The comments received will be used to inform the development of the next edition of the Dietary Guidelines. Additional information on submitting public comments can be found on the Get Involved page.

HHS and USDA thank members of the 2025 Dietary Guidelines Advisory Committee for their time, expertise and independent scientific review. Their contributions to the field of nutrition and health and to HHS and USDA are commendable.

Use the links below to download the Scientific Report, in full or in part by section or chapter. Supplementary materials for data analysis, food pattern modeling, and systematic reviews are also provided below.

Cover of the Scientific Report of the 2025 Dietary Guidelines Advisory Committee

Suggested citation:

2025 Dietary Guidelines Advisory Committee. 2024. Scientific Report of the 2025 Dietary Guidelines Advisory Committee: Advisory Report to the Secretary of Health and Human Services and Secretary of Agriculture. U.S. Department of Health and Human Services. https://doi.org/10.52570/DGAC2025

Download the Full Scientific Report of the 2025 Dietary Guidelines Advisory Committee

Table of Contents

Letter to the Secretaries

Dietary Guidelines Advisory Committee Membership and Federal Support Staff

Part A: Executive Summary

Part B: Setting the Stage

Part C: Methodology

Part D: Evidence on Diet and Health

Current Dietary Intakes Through the Life Course

Chapter 1: Current Dietary Intakes and Prevalence of Nutrition-Related Chronic Health Conditions

Dietary Patterns and Specific Dietary Pattern Components Across Life Stages

Chapter 2: Dietary Patterns

Chapter 3: Beverages

Chapter 4: Food Sources of Saturated Fat

Dietary Practices and Behaviors in Birth through Childhood

Chapter 5: Complementary Feeding and Feeding Styles and Practices During Childhood 

Strategies for Individuals and Families Related to Diet Quality and Weight Management

Chapter 6: Frequency of Meals and/or Snacking

Chapter 7: Portion Size

Chapter 8: Culturally Responsive Interventions to Improve Diet 

Food Pattern Modeling

Chapter 9: Nutrient Profile Development

Chapter 10: Food Group and Subgroup Analysis

Chapter 11: Diet Simulations

Part E: Integrating the Evidence

Supplementary Materials

Data analysis, food pattern modeling, and systematic review reports are noted throughout the Committee’s report. See the Scientific Report for direct links to respective reports or browse the reports through the tabs below.

Data AnalysisFood Pattern ModelingSystematic Reviews

Additional Committee Resources

Additional resources, including the Committee's Charter and Federal Register Notices are available on the Advisory Committee Resources page.

Download the Full Scientific Report of the 2025 Dietary Guidelines Advisory Committee