Caffeine showdown: does your morning coffee beat the competition?

NCT ID NCT07357818

Completed Knowledge-focused Sponsor: GUAYAKI SUSTAINABLE RAINFOREST PRODUCTS, INC. Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Aug 07, 2026 · Updated 2 times

Summary

This study looks at how different caffeinated drinks change how you feel and your body's responses. About 150 healthy adults who regularly drink caffeine will try their usual drink and a test drink. They'll rate their feelings and use a wearable device to track body signals.

What this could mean

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

Active substance: caffeine
What this could lead to: If successful, this could help understand how different caffeinated beverages affect feelings and body responses in healthy people.
What could go wrong: This is a small, early-stage study in healthy adults, so results may not apply to everyone. It measures subjective feelings, which can vary widely.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

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

BEVERAGE INTAKE CAFFEINE HEALTHY

Contacts and locations

Locations

Alethios, Inc.

San Francisco, California, 94109, United States

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