One Health Tweak a Week

One Health Tweak a Week

Could Ultra-Processed Food Be Aging You Faster?

Large studies are starting to link higher ultra-processed food intake with older biological age - and excess weight explains only part of the pattern.

Ben Jones MD PhD's avatar
Ben Jones MD PhD
Aug 15, 2026
∙ Paid
A healthy looking breakfast, but a closer look reveals packaged cereals and sweetened yogurt.

Eat enough ultra-processed food and, on the inside, your body starts to look like it belongs to someone older.

That’s the consistent finding from several large studies measuring what researchers call biological age. In contrast to your chronological age, it’s the age your body most closely resembles, based on blood tests, organ function and other markers.

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