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Effects of Initiation and Discontinuation of Short Term Zinc Supplementation on Plasma Zinc Concentration

NCT00459485 · Status: COMPLETED · Phase: PHASE4 · Type: INTERVENTIONAL · Enrollment: 58

Last updated 2010-02-19

No results posted yet for this study

Summary

This is a double-blind, randomized controlled trial conducted in men 19-65 years of age who will receive daily zinc supplements (10 or 20 mg zinc/d as zinc sulfate) or placebo for 21 days. Blood samples for plasma zinc and CRP concentrations will be drawn at baseline and days 1, 2, 5, 9, 14, and 21 during supplementation and days 1, 2, 5, 9, and 14 after discontinuation of supplementation.

Conditions

  • Zinc Deficiency

Interventions

DIETARY_SUPPLEMENT

zinc sulfate

20 or 10 mg zinc per day for 3 weeks

DIETARY_SUPPLEMENT

Placebo

Daily placebo for 3 weeks

Sponsors & Collaborators

  • USDA, Western Human Nutrition Research Center

    collaborator FED

  • University of California, Davis

    lead OTHER

Principal Investigators

  • Kenneth H Brown, MD · University of California, Davis

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
19 Years
Max Age
65 Years
Sex
MALE
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2007-04-30
Primary Completion
2007-12-31
Completion
2007-12-31

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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 NCT00459485 on ClinicalTrials.gov