Efficacy of Daily Vitamin D3 Supplementation in Normal Weight Adolescents

Completed · Phase 4

Conditions studied: Vitamin D Deficiency

In brief

The study is designed to evaluate the increment of serum 25 (OH) vitamin D levels in normal weight adolescents following a 12-week supplementation with Vitamin D3 2000 IU/day.

Key facts

Study ID

NCT01058720

Run by

Mayo Clinic

People needed

20

Starts

2009-12-01

Expected to finish

2011-01-01

Last updated by the study team

2016-01-01

Who can join

Age: 12 and older, up to 18. Sex: any. Healthy volunteers: accepted.

You may qualify if…

• Subjects between ages 12 and 18 years with BMI between the 5th and the 85th percentile for age and gender.

You may not qualify if…

• Subjects with 25 (OH)- D levels >80 ng/mL
• Serum calcium >10.8 mg/dL
• Serum phosphorus > 5.5 mg/dl
• Pregnancy or nursing
• Current cancer
• Patients on multivitamin supplementation
• Dietary calcium intake exceeding 1500 mg/day
• Hepatic or renal disorders
• Type 1 or Type 2 diabetes mellitus
• Those receiving insulin, metformin, or oral hypoglycemic medications
• Malabsorption disorders (Celiac disease, Cystic fibrosis, Inflammatory bowel disease)

Where it is running

• Mayo Clinic — Rochester, Minnesota, United States

Full record on ClinicalTrials.gov

Trial information comes from ClinicalTrials.gov and is refreshed daily. TrialsForMe does not provide medical care and does not run the studies it lists.