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Estimating Average Vitamin A Requirements in Indonesian and American Women

NCT04123210 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 70

Last updated 2019-10-31

No results posted yet for this study

Summary

Women of reproductive age had their vitamin A stores estimated by retinol isotope dilution and then were given vitamin A supplements near the US vitamin A RDA or placebo for 42(USA) or 60 (Indonesia) days, after which retinol isotope dilution was repeated and the change in vitamin A stores was determined in each group to estimate how much vitamin A is needed to maintain nutrient balance in these women.

Conditions

  • Vitamin A Deficiency

Interventions

DIETARY_SUPPLEMENT

Vitamin A supplement

DIETARY_SUPPLEMENT

Placebo

Sponsors & Collaborators

  • National Institute of Health Research and Development, Ministry of Health Republic of Indonesia

    collaborator OTHER

  • University of Wisconsin, Madison

    lead OTHER

Principal Investigators

  • Sherry A Tanumihardjo, PhD · University of Wisconsin, Madison

Study Design

Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
TRIPLE
Model
PARALLEL

Eligibility

Min Age
19 Years
Max Age
30 Years
Sex
FEMALE
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2008-03-17
Primary Completion
2009-05-05
Completion
2009-05-05

Countries

  • United States
  • Indonesia

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04123210 on ClinicalTrials.gov