Vitamin d supplements tested for heart risk in overweight teens
NCT ID NCT07053657
First seen Nov 17, 2025 · Last updated Jun 20, 2026 · Updated 34 times
Summary
This study tests whether vitamin D3 supplements can improve heart health in Chinese teenagers who are overweight or obese and have low vitamin D levels. 130 participants will receive either vitamin D3 or a placebo for 12 weeks. Researchers will measure changes in blood pressure, cholesterol, blood sugar, and waist size to see if vitamin D helps lower their risk for heart disease.
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the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Anhui Medical University
RECRUITINGAnqing, Anhui, China
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Anhui Medical University
RECRUITINGHefei, Anhui, China
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact Phone: •••-•••-•••• Email: •••••@•••••
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Vitamin D3
What this could lead to
If it works, this could show that vitamin D supplements help reduce heart disease risk in overweight teens with low vitamin D levels.
What could go wrong
This is a small, early-stage trial with only 130 participants. The effect may be small or not last long, and results may not apply to other groups.
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.