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Extra Virgin Olive Oil Boosts Brain Health in Seniors

4/20/2026

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Summary

Story summary

A study of 656 adults aged 55 to 75 with metabolic syndrome found that extra virgin olive oil improved cognitive performance and increased gut microbiota diversity versus refined olive oil.
The Human Nutrition Unit at Universitat Rovira i Virgili led the research, underscoring dietary fat quality for brain health.
The findings support prioritizing extra virgin olive oil as a simple change to help mitigate cognitive decline in aging populations.

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Story summary

A study of 656 adults aged 55 to 75 with metabolic syndrome found that extra virgin olive oil improved cognitive performance and increased gut microbiota diversity versus refined olive oil.
The Human Nutrition Unit at Universitat Rovira i Virgili led the research, underscoring dietary fat quality for brain health.
The findings support prioritizing extra virgin olive oil as a simple change to help mitigate cognitive decline in aging populations.