Effect of Calcium Supplement Particle Size and Vitamin D Supplement on Calcium Retention in Adolescent Girls

Completed · Not applicable · Has a placebo group

Conditions studied: Osteoporosis

In brief

This study has two research arms: The purpose of the 1st is to determine if a smaller particle size calcium carbonate supplement (than that which is now commercially available) improves calcium absorption and retention in adolescents girls. The purpose of the 2nd is to determine if vitamin D supplementation improves calcium absorption and retention in adolescents girls.

Key facts

Study ID

NCT01005381

Run by

Purdue University

People needed

55

Starts

2007-06-01

Expected to finish

2007-07-01

Last updated by the study team

2018-05-09

Who can join

Age: 12 and older, up to 14. Sex: female. Healthy volunteers: accepted.

You may qualify if…

• 12-14 year old girls
• Generally Healthy

You may not qualify if…

• History of alcohol, smoking, or non-prescription drug use
• Malabsorptive disorders, bone, liver, or kidney disease that may affect calcium metabolism
• Oral contraceptive use
• Pregnancy

Where it is running

• Purdue University — West Lafayette, Indiana, United States

Full record on ClinicalTrials.gov

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