Associations between plant-based dietary patterns and risks of cognitive impairment and dementia: A systematic review and dose-response meta-analysis

This meta-analysis suggests that adherence to plant-based diets, particularly those rich in healthful plant foods, may be associated with a lower risk of cognitive impairment and dementia. However, given the residual heterogeneity and the inherent limitations of observational study designs, large randomised controlled trials are warranted to establish causality.

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Publication Details

Journal
The Journal of Prevention of Alzheimer s Disease
Published
2026-02-27
DOI
https://doi.org/10.1016/j.tjpad.2026.100521
Primary Topic
Agriculture Sustainability and Environmental Impact
Type
article
Field-Weighted Citation Impact
0.00

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article

Associations between plant-based dietary patterns and risks of cognitive impairment and dementia: A systematic review and dose-response meta-analysis

Chuan-Sheng Hung, Jui-Hsiu Tsai, Shih‐Chieh Shao, Hsin Ma et al.
The Journal of Prevention of Alzheimer s Disease
Agriculture Sustainability and Environmental Impact
article

Associations between plant-based dietary patterns and risks of cognitive impairment and dementia: A systematic review and dose-response meta-analysis

Chuan-Sheng Hung, Jui-Hsiu Tsai, Shih‐Chieh Shao, Hsin Ma, Tou-Yuan Tsai, HUEI-KAI HUANG, Yu-Kang Tu, Ming-Nan Lin, Hua Li, Yu-Lin Hsieh, Cheng-Yu Wang, Chin-Lon Lin, Eric H Chou
article en

Abstract

This meta-analysis suggests that adherence to plant-based diets, particularly those rich in healthful plant foods, may be associated with a lower risk of cognitive impairment and dementia. However, given the residual heterogeneity and the inherent limitations of observational study designs, large randomised controlled trials are warranted to establish causality.

The Journal of Prevention of Alzheimer s DiseaseVol. 13(4)
Brigham and Women's Hospital (US), National Sun Yat-sen University (TW), National Taiwan University (TW), Tzu Chi University (TW), National Taipei University of Nursing and Health Science (TW), Tzu Chi Foundation (TW), Taipei Veterans General Hospital (TW), Buddhist Tzu Chi Medical Foundation (US), Baylor Scott & White All Saints Medical Center (US), National Cheng Kung University (TW)
National Cheng Kung University
Zero hunger
Openalex Percentile: Top 49%
Agriculture Sustainability and Environmental Impact
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