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What Science Now Says About Ultra-Processed Foods and Longevity

by Clean Plates Editors
|
April 30, 2025

They’re everywhere: packaged snacks, protein bars, frozen dinners, and even “better-for-you” drinks. Ultra-processed foods (UPFs) are convenient—but new research adds to the growing evidence that they may come at a cost to your long-term health.

The Research

In a study published in the American Journal of Preventive Medicine, researchers examined dietary data from nearly 240,000 adults across eight countries. Their conclusion: Diets high in ultra-processed foods were linked to more than 124,000 early deaths in the U.S. in 2018 alone.

For every 10% increase in calories from UPFs, the risk of premature death rose by nearly 3%.

What Counts as Ultra-Processed?

UPFs are foods that go through multiple industrial steps and include ingredients not typically found in a home kitchen—like artificial sweeteners, emulsifiers, thickeners, flavor enhancers, and synthetic preservatives.

Common examples include:

  • Sweetened yogurts

  • Flavored beverages and sodas

  • Packaged snacks and baked goods

  • Processed meats

  • Microwave-ready meals

Why They’re a Problem

These foods often contain very little fiber, protein, or antioxidants—yet are dense in added sugars, sodium, and refined oils. Over time, diets high in UPFs have been linked to:

  • Inflammation

  • Weight gain

  • Higher risk of heart disease, type 2 diabetes, and cognitive decline

  • Increased all-cause mortality

This new study reinforces that reducing reliance on these foods is not just about weight—it’s about longevity and overall health.

What You Can Do

Making a shift away from ultra-processed foods doesn’t have to be overwhelming. Start with small, sustainable changes:

  • Prioritize whole foods: Choose meals built around vegetables, whole grains, legumes, and lean proteins.

  • Read labels with care: A long list of unfamiliar ingredients is a good sign it’s ultra-processed.

  • Swap smart: Trade packaged snacks for fresh fruit, nuts, or simple homemade options.

  • Reclaim your kitchen: Even 2–3 home-cooked meals a week can reduce your UPF exposure significantly.

The Bottom Line

Ultra-processed foods may be everywhere—but they don’t have to dominate your diet. This research is a powerful reminder that the more you center real, nutrient-rich foods, the better your chances of supporting long-term energy, vitality, and disease prevention.

Looking to clean up your routine? Start here:

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