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Grapefruit juice for Cortisol

N/A
Waitlist Available
Led By Pedro Del Corral, PhD-MD
Research Sponsored by Benedictine University
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
* Young men and women, not taking medications known to alter glucocorticoid metabolism
Be between 18 and 65 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up baseline, 45 minutes
Awards & highlights

Summary

The purpose of this study is to determine whether grapefruit juice alters the metabolism of cortisol following intense exercise.

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~baseline, 45 minutes
This trial's timeline: 3 weeks for screening, Varies for treatment, and baseline, 45 minutes for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Plasma cortisol change from baseline at 45 minutes
Secondary study objectives
Change in plasma cortisol from 15 minutes to baseline

Trial Design

2Treatment groups
Experimental Treatment
Placebo Group
Group I: Grapefruit juiceExperimental Treatment1 Intervention
12.5 OZ Grapefruit juice: Subject will ingest grapefruit juice 12.5 OZ twice on the day of their scheduled laboratory visit. Once in the morning and once in the afternoon prior to their evening visit
Group II: Apple juicePlacebo Group1 Intervention
10.5 OZ Apple juice: Subject will ingest apple juice 10.5 OZ twice on the day of their scheduled laboratory visit. Once in the morning and once in the afternoon 3 hours prior to their evening visit.

Find a Location

Who is running the clinical trial?

Benedictine UniversityLead Sponsor
2 Previous Clinical Trials
12 Total Patients Enrolled
Pedro Del Corral, PhD-MDPrincipal InvestigatorBenedictine University
1 Previous Clinical Trials
12 Total Patients Enrolled
~1 spots leftby Sep 2025
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