학술논문

High-dose Vitamin D Supplementation and Improvement in Cognitive Abilities, Insomnia, and Daytime Sleepiness in Adolescent Girls
Document Type
article
Source
Basic and Clinical Neuroscience, Vol 12, Iss 3, Pp 339-348 (2021)
Subject
vitamin d
cognition
adolescents
sleepiness
insomnia
Neurosciences. Biological psychiatry. Neuropsychiatry
RC321-571
Language
English
ISSN
2008-126X
2228-7442
Abstract
Introduction: Vitamin D may affect the modulation of signaling pathways in the central nervous system. We aimed to evaluate the effect of high-dose vitamin D supplementation on neuropsychological functions in female adolescents. Methods: We studied the effects of 9 weeks of vitamin D supplementation (50000 IU vitamin D3 [cholecalciferol]/week) on cognitive abilities and sleep disorders in 940 adolescent girls. Results: Oral vitamin D supplementation improved cognitive abilities, including memory, inhibitory control, selective attention, decision making, planning, sustained attention, and cognitive flexibility in healthy adolescent girls (P