October 2, 2025NutrientsOpen Access

Association of Habitual Diet Quality and Nutrient Intake with Cognitive Performance in Community-Dwelling Older Adults: A Cross-Sectional Study

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Discussion

Cross-sectional study reveals dietary quality affects cognitive performance in older adults, suggesting modification could mitigate Alzheimer's risk.

Higher dietary fiber intake is positively associated with cognitive performance, highlighting its importance for brain health.
Participants showed low diet quality with a mean Healthy Eating Index score of 62.9, indicating the need for dietary improvements.
Younger participants performed better cognitively compared to older adults, emphasizing age as a factor in cognitive health.
Significant positive associations were found between cognitive scores and various micronutrients, suggesting these are crucial for cognitive function.

Dhakal et al. (2025) studied this question.

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Cross-sectional study reveals dietary quality affects cognitive performance in older adults, suggesting modification could mitigate Alzheimer's risk.