# 当反智立场写进国家文件：一份终将成为笑话的新版美国膳食指南

An episode of [汪诘：科学有故事（主打）](https://invisiblenetwork.ai/podcast/1163969355), 15 Jan 2026, 13 min.

Audio: https://jt.ximalaya.com//GKwRIJENPhDKAGFwigRZiJEZ.m4a?channel=rss&album_id=4156778&track_id=949251994&uid=46980604&jt=https://aod.cos.tx.xmcdn.com/storages/30a1-audiofreehighqps/CF/09/GKwRIJENPhDKAGFwigRZiJEZ.m4a

一份由国家背书的膳食指南，竟沦为反智立场的宣传单？2026年美国新版膳食指南发布，不仅篇幅从160页缩水至10页，更删除了饱和脂肪、膳食纤维等关键定量建议，被国际权威学者批为“模糊公共健康底线”。

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