Actively Recruiting
Effect of Flavored, Carbonated Drinks on Salivary Flow, Salivary Composition, and Taste Perceptions
Led by PepsiCo Global R&D · Updated on 2025-04-18
13
Participants Needed
1
Research Sites
13 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
To determine the effect of flavored, carbonated drinks on salivary flow rate, saliva composition, and taste perceptions compared with control drinks (water, carbonated water, non-carbonated)
CONDITIONS
Official Title
Effect of Flavored, Carbonated Drinks on Salivary Flow, Salivary Composition, and Taste Perceptions
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Subject is male or female
- If female, subject is not pregnant or nursing (based on self-report)
- Subject is 18-45 years of age, inclusive
- Subject is a regular consumer of carbonated drinks (questionnaire)
- Subject is willing to avoid alcohol consumption 24 hours prior to visits
- Subject is willing to fast (no food or gum) for 2 hours prior to study sessions
- Able to speak, write, and read English
- Provision of written consent to participate
You will not qualify if you...
- Subject smokes, vapes, or uses any nicotine/tobacco products (or has quit for less than 6 months)
- Subject currently has or recently had an illness (cold, flu, COVID) within the past month
- Subject has a condition affecting the oral cavity such as Xerostomia (dry mouth), Sores/lesions, Untreated dental caries, Major dental implants/appliances (including dentures)
- Subject has a reduced sense of taste (dysgeusia) or smell (parosmia)
- Subject has a health condition that would interfere with the study as indicated on the general health questionnaire (GHQ) (including cardiovascular, renal, or metabolic diseases)
- Subject has participated in a clinical trial within the past 30 days
- Subject has participated in any PepsiCo trial within past 6 months
- Subject has a condition or is taking medication that the investigator believes would interfere with his/her ability to provide informed consent, comply with the study protocol, which might confound the interpretation of the study results, or put the person at undue risk
- Subject is employed by, or has a parent, guardian, or other immediate family member employed by a company that manufactures any products that compete with any PepsiCo product. If subject is unsure if a company would be considered a competitor to PepsiCo, they will be asked to please let the study investigator know the name of the other company and the nature of their relationship to that company before they sign the informed consent.
AI-Screening
AI-Powered Screening
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Trial Site Locations
Total: 1 location
1
Gatorade Sports Science Institute
Valhalla, New York, United States, 10595
Actively Recruiting
Research Team
L
Lindsay Baker, PhD
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
SINGLE
Allocation
RANDOMIZED
Model
CROSSOVER
Primary Purpose
BASIC_SCIENCE
Number of Arms
6
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