Vitamin C intake and cognitive function in older U.S. adults: nonlinear dose–response associations and effect modification by smoking status

Vitamin C intake and cognitive function in older U.S. adults: nonlinear dose–response associations and effect modification by smoking status

ObjectiveTo investigate the association between vitamin C intake and cognitive function in U.S. older adults, focusing on dose–response characteristics and effect modification of key subgroups.MethodsUtilizing data from the 2011–2014 National Health and Nutrition Examination Survey (NHANES), this cr...

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Bibliographic Details
Main Authors: Xingchen He, Yijia Lin, Xinyi Wu, Min Li, Tianyu Zhong, Yanhong Zhang, Xuliang Weng
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-06-01
Series:Frontiers in Nutrition
Subjects:
vitamin C
cognitive function
NHANES
older adults
dose–response relationship
smoking status
Online Access:https://www.frontiersin.org/articles/10.3389/fnut.2025.1585863/full
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