Clinical trials: Vitamin D Supplementation
Pregnancy, High Risk
Use of Dietary Supplements in Patients at Risk of Abortion Treated With Progesterone.
The trial aims to investigate the effect of supplementation with hyaluronic acid, alpha-lipoic acid, magnesium, vitamin D and vitamin B6 in progesterone-treated pregnant women with risk factors for abortion.
- Trial name
- NCT04874285
- Testing
- HA
- Where
- Italy
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Lo.Li.Pharma s.r.l
Diabetes Mellitus, Vitamin D Deficiency
Effect of Vitamin D Supplementation on Hemoglobin A1c
This is a prospective, randomized, non-blinded interventional study that will investigate the effect of a vitamin D supplement on HbA1c in patients with uncontrolled type 2 diabetes mellitus (DM) and vitamin D deficiency.
- Trial name
- NCT01354262
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Ascension Health
Osteoporosis
Pharmacokinetics of Calcifediol and Cholecalciferol
The investigators are intending to perform a clinical study in healthy subjects on the pharmacokinetics of different doses of Hy.D Calcifediol compared to vitamin D3 (cholecalciferol) in order to gain insight into the dose…
- Trial name
- NCT02333682
- Testing
- 25(OH)D3 (Calcifediol Hy.D) 10 mcg, 25(OH)D3 (Calcifediol Hy.D) 15 mcg, 25(OH)D3 (Calcifediol Hy.D) 20 mcg
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- dsm-firmenich Switzerland AG
Healthy Volunteer
Supplementation Absorption Comparison
The goal of this interventional study is to compare the absorption of supplements with and without absorption enhancing technology in healthy volunteers.
- Trial name
- PHAABS (NCT07791797)
- Testing
- Aquacelle® Omega 3, Comparator Omega 3, Plexosome® Vitamin D3
- Where
- Australia
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- RDC Clinical Pty Ltd
Pre-frail Elderly, Frail Elderly
Dose Finding Study in Physically Frail Elderly to Measure 25(OH) Vitamin D Levels After Supplementation With Hy.D Calcifediol 25 SD/S and Vitamin D3
The purpose of this study is to assess the dose of Hy.D Calcifediol 25 SD/S (a metabolite of vitamin D3) which will achieve the range of mean serum 25(OH)D between 75-100nmol/L in physically frail elderly people after 24 weeks of…
- Trial name
- D-DOSE (NCT01868945)
- Testing
- 5 µg/day Hy.D Calcifediol, 10 µg/day Hy.D Calcifediol, 15 µg/day Hy.D Calcifediol
- Where
- Netherlands
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- dsm-firmenich Switzerland AG
PCOS (Polycystic Ovary Syndrome)
Treatment of Women With PCOS of Phenotype D
In this study, female patients diagnosed with PCOS of phenotype D will be enrolled. They generally display the following characteristics: menstrual cycle alterations; polycystic ovary morphology at ultrasound; normal blood levels…
- Trial name
- PT-PHD (NCT06639698)
- Testing
- Diosgenin
- Where
- Italy
- Volunteers
- 24 people
- Sponsor
- Lo.Li.Pharma s.r.l
Inflammation, Skin Abnormalities
Effects of Bend Beauty's Anti-Aging Formula on Inflammatory Markers
This is a phase IV, randomized, double-blind, placebo-controlled, three-arm, parallel intervention study including three groups of 25 subjects between 35-65 years of age, treated with either Bend Beauty's Anti-Aging Formula, fish…
- Conditions
- Inflammation, Skin Abnormalities, Skin Pigment, Inflammatory Response
- Trial name
- BENCHMARK (NCT03862872)
- Testing
- Anti-Aging Formula, Control Fish Oil
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- Bend Beauty Inc.
Vitamin D Deficiency
Efficacy of the Dose Regimen of Oral Vitamin D 50,000 IU in the Treatment of Vitamin D Deficiency
Abstract: The main objective of the proposed study is to examine the Safety and Efficacy Evaluation of the Dose Regimen of Vitamin D 50,000 IU (Biodal) tablet supplementation in the treatment of population with vitamin D…
- Trial name
- NCT02192229
- Testing
- 50.000 IU vitamin D3 (Biodal 50,000 IU)
- Where
- Jordan
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Hayat Pharmaceutical Co. PLC
Polycystic Ovary Syndrome, Hypovitaminosis D
The Effect of Vitamin D Supplementation Among Overweight Jordanian Women With Polycystic Ovary Syndrome (PCOS)
This is a prospective double-blind, randomized, parallel-group, placebo-controlled trial designed to examine the effect of supplementation with 50,000 IU vitamin D3 for 3 months on Polycystic Ovary Syndrome (PCOS) prognosis…
- Trial name
- NCT02328404
- Testing
- 50,000 IU vitamin D3
- Where
- Jordan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hayat Pharmaceutical Co. PLC
Female Infertility
Myo-inositol and Vitamin D3 During IVF
Administration of a multicomponent dietary supplement (myo-inositol, vitamin D3, folic acid and melatonin) to women undergoing IVF procedures.
- Trial name
- NCT04019899
- Testing
- control group, study group
- Where
- Italy
- Volunteers
- 120 people
- Sponsor
- Lo.Li.Pharma s.r.l
Vitamin D Deficiency
Evaluation Of The Effect Of L. Casei DG® On Vitamin D Absorption In Patients Under Vitamin D Supplementation.
Vitamin D deficiency is one of the most underdiagnosed and undertreated medical condition worldwide . The microbiome and vitamin D deeply influence each other and the immune system in many different ways.
- Trial name
- NCT05394207
- Testing
- L. casei DG® (Lactobacillus paracasei CNCM I-1572)
- Where
- United Arab Emirates
- Volunteers
- 46 people
- Sponsor
- SOFAR S.p.A.
Asthma, Vitamin D Deficiency
Rapid vs Maintenance Vitamin D Supplementation in Deficient Children With Asthma to Prevent Exacerbations.
The role of vitamin D in respiratory health remains uncertain. Whether vitamin D reduces clinically important exacerbations of childhood asthma remains uncertain.
- Trial name
- NCT01395589
- Testing
- Vitamin D
- Where
- Qatar
- Volunteers
- 597 people, healthy volunteers welcome
- Sponsor
- Hamad Medical Corporation
Relapsing-Remitting Multiple Sclerosis
Supplementation of VigantOL® Oil Versus Placebo as Add-on in Patients With Relapsing Remitting Multiple Sclerosis Receiving Rebif® Treatment
The drug being tested is called VigantOL® oil - a very effective form of Vitamin D hormone supplement (cholecalciferol). Low levels of Vitamin D have been described to be associated with a higher risk of developing Multiple…
- Trial name
- SOLAR (NCT01285401)
- Testing
- VigantOL oil plus interferon beta-1a (Rebif), Interferon beta-1a (Rebif®) alone
- Where
- 38 sites in Austria, Denmark and 10 more
- Volunteers
- 260 people
- Sponsor
- Merck KGaA, Darmstadt, Germany
Paget's Disease of the Bone, Hypocalcemia
Impact on Reducing the Incidence of Low Serum Calcium by Providing Educational Materials on the Need to Take Daily Supplemental Calcium and Vitamin D to Patients With Paget's Disease Treated With Reclast®
This study will evaluate the impact of investigator and patient education and educational materials to foster calcium and vitamin D supplementation to mitigate the potential for hypocalcemia post Reclast® administration in…
- Trial name
- NCT00668200
- Testing
- Reclast (ZOL446, zoledronic acid), Calcium, Vitamin D
- Where
- 9 sites in United States
- Volunteers
- 81 people
- Sponsor
- Novartis Pharmaceuticals
Calcium and Vitamin D Deficiencies
Calcichew D3 Preference Study in Participants Eligible for Calcium and Vitamin D Supplementation.
The purpose of this study is to compare the preference of Calcichew D3 500/400 (containing 500 mg calcium and 400 IU of vitamin D) with Adcal-D3 600/400 (containing 600 mg of calcium and 400 IU of vitamin D) in Test Group 1, and…
- Trial name
- NCT02457247
- Testing
- Calcichew D3, Adcal-D3, Kalcipos-D
- Where
- 9 sites in Germany, United Kingdom
- Volunteers
- 276 people
- Sponsor
- Takeda