health

April 27, 2026

Ultra-Processed Foods Shorten Attention Span

A survey of over 2,000 Australian adults found that eating more UPFs was linked to worse attention scores, regardless of the overall quality of the individual’s diet

Ultra-Processed Foods Shorten Attention Span

TL;DR

  • A survey of over 2,000 Australian adults linked higher ultra-processed food (UPF) consumption to worse attention scores.
  • The association between UPFs and attention scores remained even when accounting for the overall quality of diet.
  • For every 10% increase in calories from UPFs, attention scores dropped, and dementia risk estimates increased.
  • Potential explanations include nutrient absence, harmful substances from industrial production, toxic additives, and gut microbiome disruption.
  • UPF consumption is also linked to chronic diseases like diabetes and obesity, which negatively impact brain function.

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