Vitamin D Deficiency and Risk of Cognitive Decline and Dementia: Implications and Prevention Strategies
Key Points
This research examines the link between vitamin D deficiency and cognitive decline, especially in dementia like Alzheimer's disease.
Reviewed epidemiological evidence connecting vitamin D deficiency with cognitive impairment.
Explored mechanisms of this association and the effectiveness of current supplementation strategies.
Proposed personalized interventions based on genetic factors and routine vitamin D status testing for older adults.
Identified significant association between vitamin D deficiency and increased dementia risk.
Highlighted that current vitamin D supplementation strategies may not be universally effective.
Emphasized need for personalized approaches to optimize vitamin D's preventive impact.
Abstract
Emerging evidence suggests a link between vitamin D deficiency and an increased risk of cognitive impairment and dementia, including Alzheimer's disease (AD). This paper reviews the epidemiological evidence, explores potential mechanisms underlying this association, and discusses implications for prevention strategies. Current supplementation strategies may not be fully effective due to individual variability. Personalized interventions based on genetic factors and routine vitamin D status testing in older adults are proposed as future directions for optimizing the impact of vitamin D supplementation in dementia prevention.