Massive study tests if daily pills keep bones strong
NCT ID NCT01704859
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether taking daily vitamin D or fish oil supplements can help prevent bone fractures in healthy adults. Over 25,000 men and women without prior cancer or heart disease took part. Researchers tracked fractures over time and also checked if genetics or starting vitamin D levels made a difference.
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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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Brigham and Women's Hospital
Boston, Massachusetts, 02115, United States
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