Vitamin k pills could unclog arteries, new study hints
NCT ID NCT05259046
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether taking vitamin K (menaquinone-7) supplements can reduce calcium buildup in heart arteries and improve artery flexibility. Researchers will give 450 adults with early signs of artery calcification either vitamin K or a placebo for a period. The goal is to see if this simple supplement can lower heart disease risk.
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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.
Contacts and locations
Locations
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Center for Clinical Research and Prevention
Copenhagen, Glostrup, DK-2600, Denmark
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