◆ JAMA Health Forum2026-02-26· Environmental health
Federal Dietary Guidance Upended
Sara N. Bleich, Angela M. Tagtow, Catherine E. Woteki
原始摘要（英文原文）· Original abstract
This JAMA Forum discusses key changes in the 2025-2030 Dietary Guidelines for Americans, confusion about the new food pyramid, implications for population health, and the role for health professionals.