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Updated: May 15, 2026

Orienteering as a Tool for Cognitive Research: An Implementation Guide
07:13

Orienteering as a Tool for Cognitive Research: An Implementation Guide

Published on: November 29, 2024

Mediterranean diet and cognitive function: a French study.

Emmanuelle Kesse-Guyot1, Valentina A Andreeva, Camille Lassale

  • 1Université Paris 13, Sorbonne Paris Cité, UREN (Nutritional Epidemiology Research Unit), INSERM (U557), Institut National de la Recherche Agronomique (U1125), Bobigny, France. e.kesse@uren.smbh.univ-paris13.fr

The American Journal of Clinical Nutrition
|January 4, 2013
PubMed
Summary
This summary is machine-generated.

This study found no strong link between Mediterranean diet adherence and cognitive function in middle age. However, a low adherence was linked to poorer cognitive scores in manual workers, suggesting a potential interaction with cognitive reserve.

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Last Updated: May 15, 2026

Orienteering as a Tool for Cognitive Research: An Implementation Guide
07:13

Orienteering as a Tool for Cognitive Research: An Implementation Guide

Published on: November 29, 2024

Area of Science:

  • Nutritional Epidemiology
  • Cognitive Neuroscience
  • Public Health Nutrition

Background:

  • Inconsistent evidence exists regarding the association between Mediterranean diet (MedDiet) adherence and cognitive function.
  • Cognitive reserve, influenced by factors like occupation and education, may modify this relationship.

Purpose of the Study:

  • To investigate the association between midlife MedDiet adherence and cognitive performance 13 years later.
  • To examine if occupation and education modify the MedDiet-cognition relationship.

Main Methods:

  • Utilized data from 3083 middle-aged participants in the SU.VI.MAX study.
  • Estimated MedDiet adherence using Mediterranean Diet Score (MDS) and Mediterranean-Style Dietary Pattern Score (MSDPS) from dietary records.
  • Assessed cognitive performance using 6 neuropsychological tests and analyzed subgroups by occupation and education.

Main Results:

  • Generally, no significant association was found between MedDiet adherence scores and overall cognitive performance.
  • A weak inverse association was observed for phonemic fluency (MSDPS) and backward digit span (MDS).
  • A low MDS was associated with lower composite cognitive scores in manual workers, suggesting a potential interaction with low cognitive reserve.

Conclusions:

  • The study did not find robust evidence supporting a beneficial effect of MedDiet adherence on cognitive function.
  • Educational level, a key indicator of cognitive reserve, did not appear to modify the MedDiet-cognition association.
  • The findings suggest that the impact of MedDiet on cognition may be complex and potentially influenced by occupational status.