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NCT01851122 · ClinicalTrials.gov registry record · NA
The Effect of the Amino Acid L-Theanine on Alertness and Vigilance
A NA study, sponsored by The University of Texas Health Science Center, Houston.
- Completed
- Registry status
- NA
- Development phase
- 26
- Enrollment target
NCT01851122 is a NA study that has completed, run by The University of Texas Health Science Center, Houston. The registered enrollment target is 26 participants.
The verdict
NCT01851122, a NA study, has completed, sponsored by The University of Texas Health Science Center, Houston.
- COMPLETED
- Registry status
- NA
- Development phase
- 26 participants
- Enrollment target
Study Summary
The amino acid l-theanine (the active ingredient in green tea) is considered to have a calming effect without causing sleepiness. This study evaluates whether l-theanine affects blood pressure, heart rate, alertness, and sense of well-being.
Interventions
- DIETARY_SUPPLEMENT Placebo capsule
- DIETARY_SUPPLEMENT L-theanine capsule
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 26 participants |
| Start Date | 2011-11 |
| Est. Completion | 2012-10 |
| Phase | NA |
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Full Details on ClinicalTrials.gov ↗What the Registry Record Tells You About NCT01851122
The ClinicalTrials.gov registry entry for NCT01851122 describes a study currently listed as completed, categorized as NA. The registered enrollment target is 26 participants, a figure that helps gauge the scale of data the investigators plan to collect. The listed sponsor is The University of Texas Health Science Center, Houston, which has 732 total studies on file at ClinicalTrials.gov.
The record links to 0 conditions, and to 2 interventions - of which Placebo capsule is the first listed.
NCT01851122 reports 0 study locations.
Frequently Asked Questions
What is clinical trial NCT01851122 about?
NCT01851122 is a clinical study titled "The Effect of the Amino Acid L-Theanine on Alertness and Vigilance". The amino acid l-theanine (the active ingredient in green tea) is considered to have a calming effect without causing sleepiness. This study evaluates whether l-theanine affects blood pressure, heart rate, alertness, and sense of well-being.
What is the current status of trial NCT01851122?
This trial is currently completed. It is a NA study. The enrollment target is 26 participants. The study started on 2011-11. Estimated completion is 2012-10.
What interventions are being tested in trial NCT01851122?
The interventions under investigation include: Placebo capsule (DIETARY_SUPPLEMENT), L-theanine capsule (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT01851122?
This trial is sponsored by The University of Texas Health Science Center, Houston, which has 732 total clinical trials registered on ClinicalTrials.gov.
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