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Effect of Vitamin D on Cardiovascular Metabolic Risk in Overweight/Obesity Adolescents in China
Sponsor: Anhui Medical University
Summary
The goal of this randomized controlled clinical trial is to investigate the effects of vitamin D3 supplementation on cardiometabolic risk in Chinese adolescents with overweight/obesity and vitamin D deficiency. The main question it aims to answer whether vitamin D3 supplementation can improve cardiovascular metabolic health. Participants in the intervention group will receive vitamin D3. The control group will receive vitamin D placebo. Researchers will compare the change in cardiometabolic risk from baseline to post-intervention at 12 weeks between the intervention and control groups.
Official title: The Improvement Effect of Vitamin D on the Cardiovascular Health of Overweight/Obesity Adolescents in China
Key Details
Gender
All
Age Range
10 Years - 16 Years
Study Type
INTERVENTIONAL
Enrollment
130
Start Date
2025-09-15
Completion Date
2025-12-31
Last Updated
2025-11-17
Healthy Volunteers
No
Conditions
Interventions
Dietary Supplement: Vitamin D3
2000 IU per day for 6 weeks (two capsules of 800 IU plus one capsule of 400 IU), followed by 800 IU (one capsule of 800 IU) per day for 6 weeks.
Dietary Supplement: Vitamin D3 placebo
Three capsules for 6 weeks, followed by one capsule for 6 weeks.
Locations (2)
Anhui Medical University
Anqing, Anhui, China
Anhui Medical University
Hefei, Anhui, China