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

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.
Continue reading the original article