# Effect of Vitamin D and Folic Acid on Mild Cognitive Impairment

> **NCT07486141** · NA · ACTIVE_NOT_RECRUITING · sponsor: **Capital Medical University** · enrollment: 380 (actual)

## Conditions studied

- Mild Cognitive Impairment

## Interventions

- **DIETARY_SUPPLEMENT:** Vitamin D3 (800 IU/d) and Folic Acid(0.4mg/d)
- **DIETARY_SUPPLEMENT:** Vitamin D3 (1600 IU/d) and Folic Acid(0.4mg/d)
- **OTHER:** Starch Placebo

## Key facts

- **NCT ID:** NCT07486141
- **Lead sponsor:** Capital Medical University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2024-11-01
- **Primary completion:** 2026-04
- **Final completion:** 2026-06
- **Target enrollment:** 380 (ACTUAL)
- **Last updated:** 2026-03-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07486141

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07486141, "Effect of Vitamin D and Folic Acid on Mild Cognitive Impairment". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT07486141. Licensed CC0.

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