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低碳水饮食真的长寿吗?别再吃错了。

October 18, 2026 · 6 min

Show notes

戒主食减肥的人,可能减掉的不只是体重。有研究发现,不健康的低碳水饮食——也就是用动物蛋白和脂肪去替代碳水的那种——与多项衰老指标加速相关。《柳叶刀·公共卫生》追踪数十年的数据同样指向一条 U 型曲线。大脑靠葡萄糖运转,戒掉主食,等于给这台发动机换了一种它不太会烧的燃料。真正稳妥的做法只有一句:主食留着,但换成全谷物;别走极端,也别放开吃。

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