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Effects of vitamin D supplementation in healthy women and men on immunological, endocrine and metabolic parameters

Effects of vitamin D supplementation in healthy women and men on immunological, endocrine and metabolic parameters

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2008-007792-24-AT
Enrollment
50
Registered
2009-07-01
Start date
2009-03-13
Completion date
Unknown
Last updated
2016-11-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy volunteers. The intended indication for the product under development is prevention and treatment of immunological (e.g. type 1 diabetes), endocrine (e.g. endocrine hypertension) metabolic (e.g. dyslipidemia), malignant and cardiovascular diseases.

Interventions

Trade Name: OLEOVIT D3-Tropfen Product Name: OLEOVIT D3-Tropfen Pharmaceutical Form: Oral drops* INN or Proposed INN: colecalciferol Current Sponsor code: 10.989 Concentration unit: IU international u

Sponsors

Medical University of Graz, Department of Internal Medicine, Div. Endocrinology and Nuclear Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Informed consent Healthy volunteers, Age of at least 18 years. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Hypercalcemia (>2,65 mmol/L) Pregnancy Nursing women Any disease that requires continuous treatment with medications Intake of medications as part of another clinical trial

Design outcomes

Primary

MeasureTime frame
Main Objective: To evaluate whether vitamin D supplementation significantly alters the proportion of regulatory T-cells of all circulating CD4 positive T-cells.;Secondary Objective: To evaluate whether vitamin D supplementation significantly alters the HOMA (homeostasis model assessment) Index, renin, aldosterone, osteoprotegerin, high-density lipoprotein cholsterol and asymmetric dimethylarginine (ADMA) concentrations.;Primary end point(s): Changes in the proportion of regulatory T-cells of all circulating CD4 positive T-cells.

Countries

Austria

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026