This study will evaluate post-beverage subjective caffeine responses and physiological responses to caffeinated beverages in generally healthy adults.
This will evaluate post-beverage subjective caffeine responses using visual analog scale questionnaires, mood, quality of life, and physiological responses to caffeine beverages compared to participants' habitual caffeine beverage intake in generally healthy adults.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
OTHER
Masking
NONE
Enrollment
126
Participants will consume the caffeinated beverage they typically consume.
Participants will consume a test beverage that contains caffeine.
Alethios, Inc.
San Francisco, California, United States
Subjective caffeine visual analog scales
Participants will rate how they feel on a horizontal line. Lines will be flanked with perceived feelings. Scores range from 0-100, where a higher score indicates increase in that feeling.
Time frame: After 5 days of daily consumption
Subjective caffeine visual analog scales
Participants will rate how they feel on a horizontal line. Lines will be flanked with perceived feelings. Scores range from 0-100, where a higher score indicates increase in that feeling.
Time frame: Up to 5 hours after beverage consumption
Subjective quality of life ratings
Participants will rate how they feel using a Likert scale from 0-5. Where higher score indicate higher frequency in that feeling.
Time frame: After 5 days of daily consumption
This platform is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.