Effects of Variations in Caffeinated Beverages on Well-being

Part of paid clinical trials in San Francisco, California.

Sponsor
GUAYAKI SUSTAINABLE RAINFOREST PRODUCTS, INC.
Study ID
NCT07404254
Status
Recruiting
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Conditions

  • Beverage Intake
  • Caffeine
  • Healthy

Eligibility Criteria

Sex
ALL
Age
18 Years - 55 Years
Healthy Volunteers
Accepted

Interventions

  • Caffeinated, low sugar beverage — OTHER
    Participants will consume a caffeinated beverage with variations in sweetener and caffeine content.
  • Caffeinated beverage — OTHER
    Participants will consume a caffeinated beverage with variations in sweetener and caffeine content.
  • Control beverage — OTHER
    Participants will consume a caffeinated beverage with the control level of sweetener and caffeine content.

Study Details

This study will evaluate post-beverage subjective caffeine responses and physiological responses to caffeinated beverage variations in generally healthy adults.

Key Dates

Start date
Jan 5, 2026
Status verified
Feb 2025
Primary completion
Mar 31, 2026
Completion
Mar 31, 2026

Study Design

Enrollment
75 participants (estimated)
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
OTHER

Arms

  • Active Comparator: Caffeinated, low sugar beverage
  • Active Comparator: Caffeinated beverage
  • Placebo Comparator: Control beverage

Primary Outcome Measure

Subjective caffeine visual analog scales [ Time Frame: Day 5 ]

Central Contacts

Locations (1)

FacilityCityStateZIPSite coordinators
Alethios, Inc.San FranciscoCalifornia94109
Alethios, Inc.
[email protected]

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By research site
Alethios, Inc.· San Francisco, CA

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