Ultra-Processed Foods Linked to Poorer Attention and Mental Processing
A study of over 2,100 adults found eating more ultra-processed foods was associated with slower mental processing and reduced attention span, even among people with otherwise healthy diets.
The Brain Impact of Ultra-Processing
A study of more than 2,100 adults found that eating more ultra-processed foods was linked to poorer attention and slower mental processing, even among people with otherwise healthy diets. The research suggests that ultra-processed food consumption exerts measurable cognitive effects independent of overall dietary quality.
Extended Health Consequences
Researchers also found higher consumption was associated with additional metabolic and health consequences beyond cognitive impairment. The findings implicate ultra-processed foods as a distinct dietary category with documented neurocognitive harms.
Defining the Problem
Ultra-processed foods—typically defined as industrial formulations high in added sugars, unhealthy fats, sodium, and additives while low in fiber and essential nutrients—comprise an increasing share of the modern diet, particularly in developed nations. These products often replace whole foods and minimally processed alternatives.
Practical Implications
The research underscores the importance of not only overall diet quality but also the degree of food processing. Individuals seeking to optimize cognitive performance and maintain mental acuity may need to prioritize reducing ultra-processed food intake even when other aspects of their diet appear balanced. This finding has particular relevance for aging populations and those at risk for cognitive decline.