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OpenTrials
Completed

NCT Number: NCT03286673

Comparison of Three Calcium Supplements

The study was conducted to investigate the metabolic effects of three different calcium compounds in healthy adults.

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Key information

Conditions

Healthy

Age range

18 year–40 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • age 18 - 40 years

Exclusion criteria

  • diseases of the gastrointestinal tract
  • pregnancy
  • the intake of any medication (e. g. for thyroid gland)
  • intake of dietary supplements

Treatment and study plan

calcium phosphate

Dietary Supplement

Tricalcium Phosphate

Dietary Supplement

Calcium Carbonate

Dietary Supplement

Placebo

Dietary Supplement

Primary outcomes

  1. Serum mineral concentration

    Time frame: after 4 weeks of each intervention

    Calcium and Phosphate (and others) concentration in serum.

  2. Stool mineral concentration

    Time frame: after 4 weeks of each intervention

    Calcium and Phosphate concentration (and others) in stool from a three day stool collection

  3. Urine mineral concentration

    Time frame: after 4 weeks of each intervention

    Calcium and Phosphate concentration (and others) in urine from a three day urine collection

  4. Lipids in blood

    Time frame: after 4 weeks of each intervention

    Lipids and lipoprotein concentration in serum.

  5. Sterols

    Time frame: after 4 weeks of each intervention

    Neutrals sterols and bile acids in stool from a three day stool collection

  6. Dietary intake

    Time frame: after 4 weeks of each intervention

    Evaluation of the dietary intake using a three day weighed dietary record.

Sponsors and collaborators

Lead sponsor

University of Jena

Other

Registry information

Official study title

Comparison of Three Calcium Supplements With Regard to Their Metabolic Effects in Healthy Adults

Important dates

Study start
2006
Primary completion
2007
Study completion
2007
First posted
Sep 18, 2017
Registry last updated
Sep 18, 2017

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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