A Crossover Clinical Trial Investigating the Effects of Geranylgeraniol (GG) Supplementation on Testosterone Levels in Healthy Men and Women Over an 18-week Period
Public ClinicalTrials.gov record NCT06747624. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Study identification
- NCT ID
- NCT06747624
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- Designs for Health
- Industry
- Enrollment
- 34 participants
Conditions and interventions
Eligibility (public fields only)
- Age range
- 40 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 29, 2025
- Primary completion
- Sep 18, 2025
- Completion
- Sep 18, 2025
- Last update posted
- Apr 30, 2026
2025
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Designs for Health, Inc. | Palm Coast | Florida | 32164 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT06747624, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 30, 2026 · Synced May 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT06747624 live on ClinicalTrials.gov.