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Placebo controlled study on effects of vitamin D supplementation in healthy women and men on immunological, endocrine and metabolic parameters

Placebo controlled study on 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
EUCTR2009-015523-91-AT
Enrollment
Unknown
Registered
2009-11-06
Start date
2010-01-21
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 investigated product is prevention and treatment of immunological (e.g. type 1 diabetes), endocrine (e.g. endocrine hypertension), metabolic (e.g. dyslipidemia) and cardiovascular diseases.

Interventions

Trade Name: Oleovit D3 Topfen Product Name: Oleovit D3 Tropfen Product Code: 10.989 Pharmaceutical Form: Oral drops* Pharmaceutical form of the placebo: Oral drops* Route of administration of the plac

Sponsors

Medizinische Universiätsklinik Graz, Abteilung für Endokrinologie und Nuklearmedizin
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 (>2,65mmol/L) Pregnancy Nursing women Any disease that requires continuous treatment with medications Intake of medication as part of another clinical trial

Design outcomes

Primary

MeasureTime frame
Secondary Objective: To evaluate whether vitamin D supplementation significantly alters the insulin secretin (assessed by mixed meal tolerance test), renin, aldosterone, osteoprotegerin, high-density lipoprotein cholesterol and asymmetric dimethylarginine (ADMA) concentrations and the effect on different cytokine levels (IL1-beta, IL2, IL4, IL6, IL10, MCP1, TNF-alpha, Adiponectin, Leptin, Resistin, TGF-beta).;Main Objective: To evaluate whether vitamin D supplementation significantly alters the proportion of regulatory T-cells of all circulating CD4 positive T-cells.;Primary end point(s): Changes in the proportion of regulartory 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