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Showing 1–24 of 233 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Placebo Drink Clear all
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Berries, Inflammation, and Gut Microbiome

NCT04100200
View directory record Official record
Conditions
Overweight or Obesity, Healthy
Interventions
Mixed berries, FOS, Control, Combination
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 60 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of a Commercially Available Synbiotic on the Gut Microbiome and Cardiometabolic Health

NCT07515443
View directory record Official record
Conditions
Hypertension, Gut Dysbiosis, Overweight , Obesity
Interventions
Synbiotic, Placebo
Dietary Supplement
Lead sponsor
Southern Utah University
Other
Eligibility
18 Years to 60 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Cedar, Utah
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional

The Effect of Methylated Vitamin B Complex on Depression

NCT01672372
View directory record Official record
Conditions
Depression
Interventions
Max Stress B, Placebo Max Stress B
Dietary Supplement
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2014 · Synced Sep 5, 2026, 1:13 PM EDT
Withdrawn Phase 1 Interventional

Selinexor in Combination With Ixazomib for the Treatment of Advanced Sarcoma

NCT03880123
View directory record Official record
Conditions
Liposarcoma, Malignant Peripheral Nerve Sheath Tumors, Alveolar Soft Part Sarcoma, Ewing Sarcoma, Sarcoma
Interventions
Selinexor, Ixazomib
Drug
Lead sponsor
Matthew Ingham
Other
Eligibility
14 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 26, 2020 · Synced Sep 5, 2026, 1:13 PM EDT
Enrolling by invitation Phase 2 Interventional

Chronic Exogenous Ketosis in HFpEF

NCT06937320
View directory record Official record
Conditions
Heart Failure With Preserved Ejection Fraction (HFPEF), Heart Failure With Normal Ejection Fraction, Heart Failure, Diastolic
Interventions
Exogenous Ketone Drink, Placebo
Dietary Supplement
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 5, 2026, 1:13 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Acute Effects of Beet Juice Consumption on Exercise Capacity in Heart Failure

NCT01946542
View directory record Official record
Conditions
Heart Failure
Interventions
beet juice concentrate, placebo
Drug · Other
Lead sponsor
Jason Allen, Ph.D.
Other
Eligibility
55 Years to 90 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 13, 2015 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional

Computerized Alcohol Misuse Intervention System for Health Care

NCT02368899
View directory record Official record
Conditions
Alcoholism
Interventions
Computerized Alcohol Misuse Intervention, Attention Control (AC)
Other
Lead sponsor
Research Circle Associates, LLC
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Effects of a Thermogenic Ready-to-drink Beverage

NCT05194475
View directory record Official record
Conditions
Metabolic Rate, Metabolism
Interventions
Thermogenic Ready-to-drink Beverage, Placebo Ready-to-drink Beverage
Other
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 40 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Aug 8, 2022 · Synced Sep 5, 2026, 1:13 PM EDT
Terminated Early Phase 1 Interventional Results available

Fermented Wheat Germ Extract in Women With Ovarian Cancer

NCT02411565
View directory record Official record
Conditions
Ovarian Cancer
Interventions
Fermented Wheat Germ Extract (FWGE), Placebo, Standard of Care: Planned Surgery, Quality of Life (QoL) Surveys: FACT-O
Drug · Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolomic Impacts of Branched-chain Amino Acid Supplementation During Endurance Exercise

NCT04969536
View directory record Official record
Conditions
Healthy
Interventions
Branched Chain Amino Acids, Placebo
Dietary Supplement · Other
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bozeman, Montana
Source: ClinicalTrials.gov public record
Updated May 2, 2023 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Phase 2 Interventional Results available

Study of the Medication Prazosin for Alcohol Dependence

NCT00762710
View directory record Official record
Conditions
Alcoholism
Interventions
Prazosin medication, Placebo medication
Drug
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 3, 2020 · Synced Sep 5, 2026, 1:13 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

Desensitization and Cross-Desensitization During Oral Grass or Ragweed Pollen Immunotherapy

NCT02676765
View directory record Official record
Conditions
Immunologic Desensitization
Interventions
allergen extract tablet, Placebo tablet
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 17, 2022 · Synced Sep 5, 2026, 1:13 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Acute Alcohol Response In Bipolar Disorder: a Longitudinal Alcohol Administration/fMRI Study

NCT05838274
View directory record Official record
Conditions
Bipolar Disorder, Alcohol Drinking, Alcohol Use Disorder
Interventions
Alcohol vs. Placebo beverage conditions
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
21 Years to 26 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Preoperative Carbohydrate Rich Drinks on Immediate Postoperative Outcome in Total Knee Arthroplasty

NCT03380754
View directory record Official record
Conditions
Post Operative Nausea and Vomiting
Interventions
Nutricia preOp, Nestle Splash Lemon Flavor Water (Placebo)
Dietary Supplement · Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 16, 2020 · Synced Sep 5, 2026, 1:13 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Continuous Yogurt Intake on Immunomodulatory Function and Subjective Health Status in Healthy U.S. Adults

NCT07799207
View directory record Official record
Conditions
Immune Function
Interventions
Yogurt drink, Acidified lactic beverage
Dietary Supplement
Lead sponsor
Meiji Co., Ltd.
Industry
Eligibility
18 Years to 65 Years
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Phase 2Phase 3 Interventional

The Use of SennaS for Prevention of Post-operative Constipation After Urogynecologic Surgery

NCT00571896
View directory record Official record
Conditions
Constipation
Interventions
Senna+ docusate, placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 4, 2012 · Synced Sep 5, 2026, 1:13 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Uqora Supplements in Women With UTIs

NCT04024046
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
Uqora, Group1, Group 2
Dietary Supplement
Lead sponsor
Hawthorne Effect Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Sep 26, 2022 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional

Effects of Soy Based Dietary Supplements on Cardiometabolic Risk Factors.

NCT02490683
View directory record Official record
Conditions
Obesity, Cardiovascular Risk Factors
Interventions
Luna Rich X, Placebo, Reliv Now
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
35 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated May 11, 2016 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Clinical Trial to Evaluate Safety and Tolerability of a Novel Hydration Drink in Healthy Volunteers

NCT05428748
View directory record Official record
Conditions
Tolerance
Interventions
1 serving of test product, 2 servings of test product, 3 servings of test product, Placebo
Other
Lead sponsor
Liquid I.V.
Other
Eligibility
18 Years to 35 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 28, 2024 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Energy Drinks on Sleep and Cardiovascular Health

NCT05503732
View directory record Official record
Conditions
Healthy, Caffeine
Interventions
Energy Drink, Placebo Drink
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 14, 2024 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Using Imaging to Assess Effects of THC on Brain Activity

NCT03655717
View directory record Official record
Conditions
Intoxication Alcohol, Intoxication THC, Intoxication Combined Alcohol THC
Interventions
Dronabinol, Ethanol, Placebo dronabinol, Placebo ethanol
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
316 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 27, 2022 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Influence of Early Menopause on Sympathetic Activation and Cardiovascular Function in Older Women

NCT03692572
View directory record Official record
Conditions
Early Menopause, Menopause
Interventions
Nitrate supplementation, placebo
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
60 Years to 70 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2024 · Synced Sep 5, 2026, 1:13 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Vaporized Cannabis Administration and Co-Administration of Alcohol on Impairment

NCT06293040
View directory record Official record
Conditions
Cannabis Intoxication, Alcohol Intoxication
Interventions
Cannabis, Alcohol, Placebo Cannabis, Placebo Alcohol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced Sep 5, 2026, 1:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Energy Drink Brands on Heart Rhythm

NCT03196908
View directory record Official record
Conditions
Electrical Alternation of Heart, Blood Pressure
Interventions
Energy Drink Brand 1, Energy Drink Brand 2, Placebo
Dietary Supplement · Other
Lead sponsor
University of the Pacific
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Stockton, California
Source: ClinicalTrials.gov public record
Updated Dec 23, 2018 · Synced Sep 5, 2026, 1:13 PM EDT