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Showing 1–17 of 17 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Control bottled water Clear all
Completed Not applicable Interventional Accepts healthy volunteers

The Juice Study: Sensitivity of Skin Carotenoid Status to Detect Change in Intake

NCT03202043
View directory record Official record
Conditions
Overweight
Interventions
High dose vegetable juice, Medium dose vegetable juice, Low dose vegetable juice, Control bottled water
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated May 15, 2022 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Acute Effect of and Energy Drink vs. Water Consumption on MAP, HR, and Energy Metabolism

NCT06330649
View directory record Official record
Conditions
Cardiovascular Diseases, Hypertension, Diet
Interventions
Energy Drink, Water Control
Dietary Supplement · Other
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 30 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Mar 31, 2025 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing Different Anti-smoking Messages Among Chinese Young Adult Smokers and Nonsmokers

NCT06730646
View directory record Official record
Conditions
Smoking Prevention
Interventions
Health effects, Tobacco industry manipulation, Secondhand smoke, Mentral health, Social acceptability, Control
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
18 Years to 25 Years
Enrollment
1,541 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 3, 2026, 11:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Efficacy of Education Versus Education Plus Prescribed Fluid Intake on Hydration Status in High School Athletes

NCT06651619
View directory record Official record
Conditions
Dehydration
Interventions
Water, Hydration Education
Other
Lead sponsor
PepsiCo Global R&D
Industry
Eligibility
13 Years to 19 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Bradenton, Florida
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Results available

Study Of Drinks With Artificial Sweeteners in People With Type 2 Diabetes

NCT03944616
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Diet Beverage, Water
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
35 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Irvine, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional

Super HEROES: Searching How the Extract Rebaudioside Occludes Excess Steatosis

NCT03985020
View directory record Official record
Conditions
Non-Alcoholic Fatty Liver Disease
Interventions
Stevia Intervention, Water Intervention
Other
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
10 Years to 18 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 4, 2024 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Results available

Messages About Reduced Nicotine in Combusted Tobacco Products

NCT05506046
View directory record Official record
Conditions
Health Communication, Smoking, Smoking, Tobacco, Smoking Behaviors, Risk Behavior
Interventions
Reduced nicotine message exposure, Modified risk message exposure, Combined message exposure (reduced nicotine + modified risk), Control message exposure
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
18 Years and older
Enrollment
1,901 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of High Fiber Snacks on Adiposity, Glucose Regulation and Appetite

NCT02217124
View directory record Official record
Conditions
Obesity
Interventions
dried apples, muffin
Other
Lead sponsor
San Diego State University
Other
Eligibility
10 Years to 16 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 10, 2017 · Synced Sep 3, 2026, 11:03 AM EDT
Completed No phase listed Interventional Accepts healthy volunteers Results available

A Clinical Study to Evaluate Effects of an Oral Rinse on Plaque and Gingivitis

NCT03421145
View directory record Official record
Conditions
Plaque
Interventions
3M™ Oral Rinse, Vehicle Control Oral Rinse, PerioShield™ Oral Health Rinse, Water
Device · Other
Lead sponsor
Solventum US LLC
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Sep 30, 2024 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving the Eating Habits of Mother and Her Infant Via Sugar Reduction

NCT03141346
View directory record Official record
Conditions
Obesity
Interventions
Sugar reduction health education program, Control health education program, Home water delivery
Behavioral · Other
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
18 Years to 59 Years · Female only
Enrollment
211 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 3, 2026, 11:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Communicating About Nicotine Reduction in Cigarettes

NCT06787937
View directory record Official record
Conditions
Tobacco Products, Smoking Behavior, Cigarette Use
Interventions
VLNC messages, Control message
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
21 Years and older
Enrollment
1,230 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 3, 2026, 11:03 AM EDT
Not listed Not applicable Interventional

Inhalation of KELEA Excellerated Water in Covid-19 Infected Individuals

NCT04490824
View directory record Official record
Conditions
Covid19
Interventions
KELEA Excellerated Water, Water Without an Elevated Level of KELEA
Device
Lead sponsor
Institute of Progressive Medicine
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
South Pasadena, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Results available

Prevention of Urinary Stones With Hydration

NCT03244189
View directory record Official record
Conditions
Urinary Stones
Interventions
Fluid prescription, Financial incentive, Structured Problem Solving
Behavioral
Lead sponsor
Duke University
Other
Eligibility
12 Years and older
Enrollment
1,658 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
8
States / cities
Rochester, Minnesota • St Louis, Missouri • Cleveland, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 3, 2026, 11:03 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Water From Bottles to Establish Strong Teeth

NCT04893681
View directory record Official record
Conditions
Dental Caries in Children
Interventions
Fluoridated bottled drinking water, Non-fluoridated drinking water
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
2 Months to 6 Months
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2029
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2025 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Water Up@ At Home: An Intervention to Replace Sugary Drinks With Water

NCT05159622
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Water Up! at Home
Behavioral
Lead sponsor
George Washington University
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 12, 2023 · Synced Sep 3, 2026, 11:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gut Kidney Axis in Enteric Hyperoxaluria

NCT05124886
View directory record Official record
Conditions
Enteric Hyperoxaluria
Interventions
Moderately High Oxalate (MOx) Diet
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Sep 3, 2026, 11:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Buoy Electrolyte Study on Hydration Status of Active Men and Women

NCT05768789
View directory record Official record
Conditions
Dehydration, Electrolyte Imbalance, Electrolyte Depletion, Fluid and Electrolyte Imbalance
Interventions
Buoy Electrolyte, Water only, Nuun Electrolyte
Dietary Supplement · Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Sep 3, 2026, 11:03 AM EDT