- Conditions
- Healthy, Caffeine, Beverage Intake
- Interventions
- Participants' typical caffeinated beverage, Test caffeinated beverage
- Other
- Lead sponsor
- GUAYAKI SUSTAINABLE RAINFOREST PRODUCTS, INC.
- Industry
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 126 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- San Francisco, California
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- Conditions
- Cognitive Performance, Attention, Reaction Time, Caffeine
- Interventions
- Caffeinated Coffee, Decaffeinated Coffee Placebo
- Dietary Supplement
- Lead sponsor
- St. Louis University
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- St Louis, Missouri