Stress relief in a pill? new study tests theanine

NCT ID NCT05854017

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a theanine supplement can reduce stress, anxiety, and improve sleep in adults who report moderate to high stress. 104 participants will take either the supplement or a placebo for a period of time. Researchers will measure changes using stress and anxiety questionnaires.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

theanine dietary supplement

What this could lead to

If it works, this could offer a natural option for managing everyday stress and improving mood and sleep.

What could go wrong

This is a small, early-stage study with no phase, so results may not be conclusive. The supplement may work no better than a placebo.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

Burnout, Psychological Fatigue

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Life Extension Clinical Research, Inc.

    Fort Lauderdale, Florida, 33304, United States