Non-linear association between dietary fiber intake and cognitive function mediated by vitamin E: a cross-sectional study in older adults

Non-linear association between dietary fiber intake and cognitive function mediated by vitamin E: a cross-sectional study in older adults

BackgroundEmerging evidence suggests dietary fiber may prevent cognitive decline, but its dose-response relationship and underlying mechanisms remain unclear. This study investigates the non-linear association between dietary fiber intake and cognitive function in older adults and explores the media...

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Bibliographic Details
Main Authors: Qianyi He, Lucy An, Yue Yue, Can Cui, Chongjian Wang, Hong Xu, Yunfei Guo, Xinyu Zhao
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-07-01
Series:Frontiers in Nutrition
Subjects:
dietary fiber
vitamin E
cognitive function
threshold effect
mediation analysis
Online Access:https://www.frontiersin.org/articles/10.3389/fnut.2025.1611162/full
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