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ClinicalTrials.gov public records Last synced Oct 2, 2026, 5:20 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 540 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: placebo beverage Clear all
Completed Phase 2Phase 3 Interventional

Post Prandial Glucose Control Proof-of-Principle

NCT01326299
View directory record Official record
Conditions
Diabetes Mellitus, Type 2
Interventions
Carbohydrate placebo, Nutritional ingredient, #1 Nutritional ingredient +Fiber, #2 Nutritional ingredient + Fiber, #3 Nutritional ingredient + Fiber
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
21 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 30, 2011 · Synced Oct 2, 2026, 5:20 AM EDT
Terminated Phase 2 Interventional

An Outpatient Study Investigating Non-prescription Treatments for COVID-19

NCT04621149
View directory record Official record
Conditions
COVID-19
Interventions
chlorine dioxide, zinc acetate, Famotidine, placebo, lactoferrin, green tea extract
Other · Dietary Supplement · Drug
Lead sponsor
Profact, Inc.
Other
Eligibility
20 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 30, 2022 · Synced Oct 2, 2026, 5:20 AM EDT
Recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Ketone Ester Intervention in Alcohol Use Disorder

NCT04616781
View directory record Official record
Conditions
Alcohol Drinking, Alcohol Use Disorder
Interventions
Ketone Ester "(R)-3-hydroxybutyl (R)-3-hydroxybutyrate", Isocaloric dextrose placebo, Alcohol drinks
Dietary Supplement · Drug · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 9, 2026 · Synced Oct 2, 2026, 5:20 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Beverage for Immune Support

NCT05566314
View directory record Official record
Conditions
Immune
Interventions
Amunizer, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
20 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 4, 2022 · Synced Oct 2, 2026, 5:20 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Alcohol Sensitivity Among Older Adults Who Consume Alcohol

NCT07636447
View directory record Official record
Conditions
Healthy Adult Participants
Interventions
Alcohol (Oral), Placebo Control
Other
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 2, 2026, 5:20 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of an Oral Hair Supplement on Hair Density, Growth, and Microbiome

NCT06146166
View directory record Official record
Conditions
Hair Thinning
Interventions
Oral herbal supplement, Oral placebo supplement
Dietary Supplement
Lead sponsor
Integrative Skin Science and Research
Industry
Eligibility
25 Years to 65 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced Oct 2, 2026, 5:20 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Do Probiotics Improve Recovery From Acute Constipation in Kids?

NCT05734833
View directory record Official record
Conditions
Constipation
Interventions
Culturelle Probiotic + Fiber, Placebo
Dietary Supplement · Other
Lead sponsor
Connecticut Children's Medical Center
Other
Eligibility
6 Months to 8 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Phase 2 Interventional Results available

Effect of Beetroot Juice on Coronary Blood Flow and Walking Performance in PAD

NCT02553733
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Beetroot juice, Beetroot juice placebo
Drug
Lead sponsor
David N. Proctor, PhD
Other
Eligibility
21 Years to 85 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Phase 1 Interventional Results available

Study to Evaluate Safety and Toxicity of Polyphenon E (EGCG) in HIV-1-Infected Individuals

NCT01433289
View directory record Official record
Conditions
HIV Infection
Interventions
Polyphenon E, Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2023 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolism And Health Effects Of Citrus Limonoids in Hypercholesterolemic Humans

NCT02011789
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Citrus Limonoid Beverage, Placebo beverage
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
20 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Dec 13, 2013 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Using Soy Estrogens to Prevent Bone Loss and Other Menopausal Symptoms

NCT00076050
View directory record Official record
Conditions
Menopause, Osteoporosis, Osteopenia
Interventions
Soy isoflavones, Placebo
Dietary Supplement
Lead sponsor
University of Miami
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
248 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 6, 2016 · Synced Oct 2, 2026, 5:20 AM EDT
Terminated Phase 4 Interventional Results available

Nicotine Gum Recovery After Colorectal Surgery

NCT01662115
View directory record Official record
Conditions
Post-operative Ileus
Interventions
Nicotine gum, Regular chewing gum
Drug · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated Aug 22, 2017 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Trial of Testosterone Undecanoate for Optimizing Performance During Military Operations

NCT04120363
View directory record Official record
Conditions
Caloric Restriction, Exercise, Sleep
Interventions
Testosterone Undecanoate, Sesame Oil
Drug
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Oct 7, 2022 · Synced Oct 2, 2026, 5:20 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Use Muscadine Wine Nutraceuticals to Improve Brain Health, Cognition, and Mental Health

NCT05541887
View directory record Official record
Conditions
Cognitive Performance, Memory, Mood, Anxiety
Interventions
Muscadine Wine Polyphenol, Placebo
Other
Lead sponsor
University of Florida
Other
Eligibility
50 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)

NCT00135707
View directory record Official record
Conditions
Preeclampsia
Interventions
Dietary Supplement/Vitamins, Placebo for Vitamin C and Vitamin E
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
10,154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
16
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Results available

Green Tea, Black Tea, or Water in Treating Patients With Prostate Cancer Undergoing Surgery

NCT00685516
View directory record Official record
Conditions
Prostate Cancer
Interventions
green tea, placebo, decaffeinated black tea
Dietary Supplement
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
40 Years to 75 Years · Male only
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 31, 2020 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional

Omega-3 Fatty Acids in Tourette's Disorder

NCT01315327
View directory record Official record
Conditions
Tourette's Disorder
Interventions
Omega-3 Fatty Acids, Olive oil
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
6 Years to 18 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 1, 2014 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition, Body Composition, and Sleep

NCT03603041
View directory record Official record
Conditions
Sleep, Body Composition, Strength, Insulin Sensitivity, Energy Expenditure
Interventions
Whey protein, Omega-3 fatty acids
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
Up to 85 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Probiotic Supplementation on Exercise Endurance Among Non-elite Athletes

NCT04588142
View directory record Official record
Conditions
Exercise Endurance
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
Lallemand Health Solutions
Industry
Eligibility
18 Years to 45 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 2, 2023 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Scavenging of Reactive Carbonyl Species by Dietary Flavonoids in Humans

NCT05773794
View directory record Official record
Conditions
Human Health, Reactive Carbonyl Species, Polyphenols
Interventions
Soymilk, green tea, or blueberry, Control group
Dietary Supplement
Lead sponsor
North Carolina Agriculture & Technical State University
Other
Eligibility
25 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Phase 3 Interventional Results available

SGA-induced Metabolic Syndrome in Bipolar Youth

NCT01858948
View directory record Official record
Conditions
Bipolar Youth Treated With Second-generation Antipsychotics
Interventions
Omega, Placebo, Quetiapine fumarate
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
10 Years to 17 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 25, 2022 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study of Coffee Mannooligosaccharides for Weight Management

NCT00932750
View directory record Official record
Conditions
Obesity
Interventions
Coffee mannooligosaccharide, Coffee mannooligosaccharides
Dietary Supplement
Lead sponsor
Mondelēz International, Inc.
Industry
Eligibility
20 Years to 65 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 22, 2012 · Synced Oct 2, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pharmacokinetic Study of a Novel Nutritional Product on Healthy Men and Women

NCT06316700
View directory record Official record
Conditions
Healthy Aging
Interventions
Nutritional supplement, Placebo
Dietary Supplement
Lead sponsor
Athletic Greens International
Industry
Eligibility
18 Years to 45 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated May 4, 2025 · Synced Oct 2, 2026, 5:20 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Bacillus Velezensis DSM 33864 for Reduction of the Risk of Recurrent Clostridioides Difficile Infections

NCT05606159
View directory record Official record
Conditions
Clostridium Difficile Infection Recurrence
Interventions
Bacillus velezensis DSM 33864, Placebo
Dietary Supplement
Lead sponsor
Novozymes A/S
Industry
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 22, 2024 · Synced Oct 2, 2026, 5:20 AM EDT