Adherence to the Mediterranean-DASH Intervention for Neurodegenerative Delay (MIND) diet and longitudinal changes in global cognition: a post hoc analysis of the MIND trial.
Klodian Dhana, Neelum T Aggarwal, Jennifer Ventrelle et al.
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In 30 seconds
This post hoc analysis of the MIND trial evaluated the relationship between adherence to the MIND diet and changes in global cognition among 590 community-dwelling adults aged 65 to 84. Participants with substantial improvement in MIND diet scores showed a significant annual increase in global cognitive scores (β = 0.035; 95% CI: 0.006, 0.064) compared to those with no improvement.
Key findings
- 19.7% of participants showed no improvement in MIND diet score.
- 42.3% of participants demonstrated substantial improvement in MIND diet score.
- Greater adherence to the MIND diet was associated with a significant increase in global cognitive scores.
- Higher plasma lutein-zeaxanthin and β-carotene levels were linked to better adherence.
Why it matters
Understanding the impact of dietary adherence on cognitive function can inform strategies to promote brain health in older adults. Improved adherence to the MIND diet may be a viable approach to enhance cognitive outcomes.