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ClinicalTrials.gov public records Last synced Oct 18, 2026, 9:22 AM EDT

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Showing 121–144 of 1,054 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Supplement Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of Dietary Supplement in Subjects With Acid Reflux and/or Abdominal Bloating/Distention and GI Symptoms

NCT06808867
View directory record Official record
Conditions
Healthy
Interventions
Placebo, Dietary Supplement with Active Ingredient Blend
Dietary Supplement
Lead sponsor
Olly, PBC
Industry
Eligibility
18 Years to 85 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 5, 2025 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of Nutritional Supplementation on Physical-activity Mediated Changes in Physical Functioning Older Adults at Risk for Mobility Disability (The VIVE2 Study)

NCT01542892
View directory record Official record
Conditions
Sarcopenia
Interventions
Exercise Intervention, Supplement Intervention
Other · Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
70 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 18, 2014 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of a Nutritional Supplement on Skin Health in Generally Healthy Adults

NCT03771807
View directory record Official record
Conditions
Skin Health
Interventions
Beauty From Within, Placebo, Facial cleansing
Dietary Supplement · Other
Lead sponsor
Pharmanex
Industry
Eligibility
40 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
High Point, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 9, 2020 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy and Safety of a Nutraceutical Supplement With Standardized Botanicals in Women With Thinning Hair

NCT03206567
View directory record Official record
Conditions
Hair Thinning
Interventions
Nutrafol Supplement capsules, Placebo capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
21 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Manhattan Beach, California
Source: ClinicalTrials.gov public record
Updated Aug 7, 2019 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Understanding COVID-19 Testing Knowledge and Practices Among 2-1-1 Helpline Callers

NCT05812599
View directory record Official record
Conditions
Communication, Health Knowledge, Attitudes, Practice
Interventions
Educational Module
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition for Brain and Body Health (BB-Health) Feasibility Trial

NCT05542199
View directory record Official record
Conditions
Cognition, Obesity
Interventions
Multicomponent nutrition supplement (MCNS), Behavioral weight loss program
Other · Behavioral
Lead sponsor
Tufts University
Other
Eligibility
55 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2025 · Synced Oct 18, 2026, 9:22 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Oral Nutraceutical Supplement With Standardized Botanicals in Males With Self-Perceived Thinning Hair and Loss

NCT03709563
View directory record Official record
Conditions
Hair Loss, Hair Thinning
Interventions
Oral Nutraceutical Supplement, Placebo
Dietary Supplement
Lead sponsor
DeNova Research
Other
Eligibility
21 Years to 45 Years · Male only
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Examining the Impacts of Parent Mightier Play

NCT05080647
View directory record Official record
Conditions
Emotional Regulation
Interventions
Mightier online gameplay
Behavioral
Lead sponsor
Neuromotion Labs
Industry
Eligibility
6 Years to 12 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 9, 2022 · Synced Oct 18, 2026, 9:22 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Multi-strain Probiotic Supplement for Digestive Comfort and Well-being in Healthy Women

NCT07831317
View directory record Official record
Conditions
Gastrointestinal Discomfort, Bloating
Interventions
Active: Multi-strain probiotic dietary supplement, Placebo: Placebo
Dietary Supplement
Lead sponsor
Daily Nouri
Industry
Eligibility
25 Years to 45 Years · Female only
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Phase 2 Interventional

Examination of a Soy-Based Supplement for Major Depression

NCT00042380
View directory record Official record
Conditions
Depression
Interventions
Novasoy
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 18, 2026, 9:22 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of a Synbiotic Supplement on a High-protein Diet

NCT03123510
View directory record Official record
Conditions
Obesity
Interventions
Bifidobacterium spp plus bimuno- galacto-oligosaccharides, Placebo
Dietary Supplement
Lead sponsor
South Dakota State University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Brookings, South Dakota
Source: ClinicalTrials.gov public record
Updated Apr 21, 2017 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional

Study to Evaluate a Nutraceutical Supplement for Treatment of Hair Loss and Thinning in Females

NCT03052413
View directory record Official record
Conditions
Hair Loss
Interventions
Nutrafol, placebo
Dietary Supplement
Lead sponsor
Sadick Research Group
Other
Eligibility
21 Years to 55 Years · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Montclair, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 2, 2019 · Synced Oct 18, 2026, 9:22 AM EDT
Completed No phase listed Observational

Finding Opportunities for Clinical Care and Trial Participation Among Underrepresented Samples

NCT03390023
View directory record Official record
Conditions
Pregnancy Related
Interventions
Focus Group
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Timeline
2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 12, 2019 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of a Dietary Supplement on Parameters of Skin Aging in Men and Women

NCT06083402
View directory record Official record
Conditions
Skin Aging
Interventions
HyaCera™, Placebo
Dietary Supplement
Lead sponsor
Natals, Inc. dba Ritual
Industry
Eligibility
25 Years to 70 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Raritan, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Results available

Omega-3 Dietary Supplements in Schizophrenia

NCT01786239
View directory record Official record
Conditions
Schizophrenia, Schizophreniform Disorder, Schizoaffective Disorder, Bipolar Disorder, Psychosis NOS
Interventions
Risperidone, Omega-3 capsules, Placebo
Drug
Lead sponsor
Delbert Robinson
Other
Eligibility
15 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Glen Oaks, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional

Improving Sleep and AD Biomarkers

NCT06029894
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease
Interventions
Citicoline Supplement, Placebo
Dietary Supplement · Other
Lead sponsor
Emory University
Other
Eligibility
60 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional

A Clinical Trial to Evaluate the Effects of a Supplement on Symptoms Associated With Liver and Digestive Health

NCT07738744
View directory record Official record
Conditions
Liver Health, Digestive Health, Fatigue, Abdominal Bloating, Abdominal Pain, Nausea, Energy Levels
Interventions
Edenboost Alpha Cleanse
Dietary Supplement
Lead sponsor
Edenboost
Industry
Eligibility
40 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nutritional Supplements and Hormonal Manipulations for Breast Cancer Prevention

NCT00723398
View directory record Official record
Conditions
Breast Cancer
Interventions
Lovaza 4gm oral, Raloxifene 60 Mg Oral Tablet, Raloxifene 30 Mg Oral Tablet, Lovaza 4gm & Raloxifene 30mg
Dietary Supplement · Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
35 Years to 70 Years · Female only
Enrollment
266 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 1, 2018 · Synced Oct 18, 2026, 9:22 AM EDT
Recruiting Phase 4 Interventional

Ketamine as a Supplement to Local Anesthesia for Minor Procedures

NCT06284473
View directory record Official record
Conditions
Pain, Procedural, Minor Laceration, Abscess
Interventions
Ketamine, Saline
Drug · Other
Lead sponsor
Loyola University
Other
Eligibility
7 Years to 70 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 3, 2025 · Synced Oct 18, 2026, 9:22 AM EDT
Recruiting Not applicable Interventional

A Study to Improve Skeletal Muscle in Veterans With HIV

NCT06845046
View directory record Official record
Conditions
HIV, Obesity
Interventions
w-3 fatty acid, L-carnitine, Control Diet
Dietary Supplement · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years to 80 Years · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Results available

Response to Supplement and Placebo in GERD

NCT01915173
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD), Heartburn, Dyspepsia
Interventions
Supplement, Placebo, Expanded Interview, Standard Interview
Drug · Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Phase 2 Interventional Results available

Neurosteroids for Treatment of PTSD in Veterans

NCT03799562
View directory record Official record
Conditions
Posttraumatic Stress Disorder
Interventions
Pregnenolone, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Exercise and NutraStem (NT-020): Effects on Stem Cells

NCT01847027
View directory record Official record
Conditions
Adult Stem Cell Proliferation
Interventions
NutraStem, Placebo
Drug
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
50 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated May 29, 2019 · Synced Oct 18, 2026, 9:22 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Relora Supplement on Anxiety, Cognitive Performance & Mood Tested After Induced Stress

NCT02734251
View directory record Official record
Conditions
Mood (Psychological Function)
Interventions
Relora, Placebo
Dietary Supplement
Lead sponsor
InterHealth Nutraceuticals, Inc.
Industry
Eligibility
21 Years to 59 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2016
U.S. locations
1
States / cities
Boca Raton, Florida
Source: ClinicalTrials.gov public record
Updated May 24, 2016 · Synced Oct 18, 2026, 9:22 AM EDT