VITAMIN D DEFICIENCY
Clinical trials for VITAMIN D DEFICIENCY explained in plain language.
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Could extra vitamin d help tiniest babies grow stronger?
Disease control OngoingThis study looks at whether giving very premature infants (born before 28 weeks or weighing under 1000 grams) a daily dose of 800 IU of vitamin D for their first 28 days is better than the usual care. Researchers want to see if it improves vitamin D levels and may help their lung…
Matched conditions: VITAMIN D DEFICIENCY
Phase: NA • Sponsor: The University of Texas Health Science Center, Houston • Aim: Disease control
Last updated May 26, 2026 08:41 UTC
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Vitamin d pills tested as diabetes aid
Disease control OngoingThis study looks at whether different doses of vitamin D can improve blood sugar control (measured by HbA1c) in people with type 2 diabetes who also have low vitamin D levels. About 108 adults aged 40–70 who take only metformin will be given vitamin D supplements. The goal is to …
Matched conditions: VITAMIN D DEFICIENCY
Phase: NA • Sponsor: University of Lahore • Aim: Disease control
Last updated May 26, 2026 08:41 UTC
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Vitamin d shot before hip or knee surgery may cut infection risk
Disease control OngoingThis study looks at whether giving a single high dose of vitamin D to patients with low levels before hip or knee replacement surgery can lower the chance of problems like infection. About 200 adults with osteoarthritis and low vitamin D will take part. Researchers will track inf…
Matched conditions: VITAMIN D DEFICIENCY
Phase: PHASE4 • Sponsor: University of Miami • Aim: Disease control
Last updated May 26, 2026 08:19 UTC
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Vitamin d boost may slow brain aging in seniors
Disease control OngoingThis study tests whether taking high-dose vitamin D (4,000 IU daily) for 3.5 years can correct vitamin D deficiency and slow down memory and thinking decline in older adults aged 65-90. Researchers will compare high-dose to standard-dose vitamin D in 180 participants with normal …
Matched conditions: VITAMIN D DEFICIENCY
Phase: PHASE2 • Sponsor: University of California, Davis • Aim: Disease control
Last updated May 22, 2026 13:54 UTC
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Vitamin d may ease Post-Root canal pain, new study suggests
Symptom relief OngoingThis study looks at whether taking vitamin D before a root canal can lower pain afterward. It involves 54 adults with low vitamin D levels who need a root canal on a lower back tooth. Participants get either a single large dose of vitamin D, smaller doses over three days, or a pl…
Matched conditions: VITAMIN D DEFICIENCY
Phase: NA • Sponsor: Future University in Egypt • Aim: Symptom relief
Last updated May 26, 2026 08:34 UTC
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Vitamin D3 may ease asthma in overweight teens
Symptom relief OngoingThis study tests whether high doses of vitamin D3 can improve asthma control and reduce severe attacks in adolescents aged 12-17 who have obesity, asthma, and low vitamin D levels. Participants receive either a single high dose plus daily supplements or a lower daily dose for thr…
Matched conditions: VITAMIN D DEFICIENCY
Phase: NA • Sponsor: Hospital Infantil de Mexico Federico Gomez • Aim: Symptom relief
Last updated May 18, 2026 12:07 UTC
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Vitamin d levels linked to dental implant success in new study
Knowledge-focused OngoingThis study looks at how vitamin D levels in the blood affect bone loss around dental implants that support dentures in the lower jaw. Researchers will measure bone changes and gum health in 40 adults aged 40-60 who already have these implants. The goal is to understand if vitamin…
Matched conditions: VITAMIN D DEFICIENCY
Sponsor: Mansoura University • Aim: Knowledge-focused
Last updated May 26, 2026 08:33 UTC
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Vitamin D's secret role in blood pressure revealed?
Knowledge-focused OngoingThis study looks at how vitamin D levels might influence blood pressure in people with type 2 diabetes. Researchers will collect blood samples from 40 participants to see if certain immune cells (monocytes) trigger a hormone that raises blood pressure. The goal is to better under…
Matched conditions: VITAMIN D DEFICIENCY
Sponsor: Washington University School of Medicine • Aim: Knowledge-focused
Last updated May 20, 2026 11:56 UTC
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Can frozen blood fool vitamin d tests? new study investigates
Knowledge-focused ENROLLING_BY_INVITATIONThis study looks at whether vitamin D levels in blood samples change after being frozen or stored for different lengths of time. Researchers will compare fresh blood samples with stored ones from 80 healthy adults. The goal is to make sure lab tests using the ALPCO kit are reliab…
Matched conditions: VITAMIN D DEFICIENCY
Sponsor: American Laboratory Products Company • Aim: Knowledge-focused
Last updated May 19, 2026 11:59 UTC