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ClinicalTrials.gov public records Last synced Oct 20, 2026, 2:44 PM EDT

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Showing 697–720 of 2,923 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Supplement Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Orally Delivered Phytochemicals on Aging and Inflammation in the Skin

NCT03289832
View directory record Official record
Conditions
Healthy Adults
Interventions
Crucera-SGS, Meriva 500-SF
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 21, 2020 · Synced Oct 20, 2026, 2:44 PM EDT
Active, not recruiting Not applicable Interventional

Caregiver Bootcamp

NCT07006116
View directory record Official record
Conditions
Dementia
Interventions
Synchronous/asynchronous online course
Other
Lead sponsor
Emory University
Other
Eligibility
21 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional

Human Breastmilk in Children Receiving a Bone Marrow Transplant

NCT02025478
View directory record Official record
Conditions
Bone Marrow Transplant- Autologous or Allogeneic
Interventions
Breastmilk
Dietary Supplement
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 5 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 20, 2020 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Phase 3 Interventional

Supplemental Calcium in Overweight People

NCT00030238
View directory record Official record
Conditions
Obesity
Interventions
Calcium supplement, Placebo
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years and older
Enrollment
540 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 22, 2019 · Synced Oct 20, 2026, 2:44 PM EDT
Not yet recruiting Not applicable Interventional

Pycnogenol (French Maritime Pine Bark) for the Treatment of Gulf War Illness

NCT07266571
View directory record Official record
Conditions
Gulf War Syndrome
Interventions
Placebo, Pycnogenol, 100mg, Pycnogenol, 200mg, Pycnogenol, 400mg, Pycnogenol, 600mg
Other · Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional Results available

Apneic Oxygenation During Airway Management in Pediatric Patients

NCT02437864
View directory record Official record
Conditions
Hypoxia
Interventions
Supplemental oxygen via nasal cannula
Device
Lead sponsor
University of New Mexico
Other
Eligibility
1 Day to 8 Years
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Sep 17, 2018 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sparking Gut Bacteria Production of Bioactive Xenolipids in Situ

NCT06313606
View directory record Official record
Conditions
Dietary Fat Metabolism
Interventions
Dietary fat positive control, Dietary fat negative control
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Suspended Phase 1 Interventional

The Immune Effects of Fermented Wheat Germ Nutritional Supplementation in Patients With Advanced Solid Tumor Cancers Being Treated With Standard of Care Checkpoint Inhibitors

NCT05967533
View directory record Official record
Conditions
Advanced Colorectal Carcinoma, Advanced Lung Non-Small Cell Carcinoma, Advanced Malignant Solid Neoplasm, Advanced Melanoma, Advanced Renal Cell Carcinoma, Advanced Triple-Negative Breast Carcinoma, Anatomic Stage III Breast Cancer AJCC v8, Anatomic Stage IV Breast Cancer (AJCC) v8, Clinical Stage III Cutaneous Melanoma AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Stage III Colorectal Cancer AJCC v8, Stage III Lung Cancer AJCC v8, Stage III Renal Cell Cancer AJCC v8, Stage IV Colorectal Cancer AJCC v8, Stage IV Lung Cancer AJCC v8, Stage IV Renal Cell Cancer AJCC v8
Interventions
Fermented Wheat Germ Extract
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Withdrawn No phase listed Observational

Nutritional Preferences and Product Accessibility in Oral Nutritional Supplements in Participants With Breast, Colorectal, Upper Gastrointestinal, or Prostate Cancer

NCT03563352
View directory record Official record
Conditions
Breast Carcinoma, Cholangiocarcinoma, Colorectal Carcinoma, Gastric Carcinoma, Malignant Digestive System Neoplasm, Pancreatic Carcinoma, Prostate Carcinoma
Interventions
Interview, Survey Administration
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2020 · Synced Oct 20, 2026, 2:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bioavailability of Xanthones From Mangosteen

NCT01425047
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Not listed
Lead sponsor
Mark Failla
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 2, 2011 · Synced Oct 20, 2026, 2:44 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Kids With Iron Deficiency and Scoliosis

NCT06042699
View directory record Official record
Conditions
Adolescent Idiopathic Scoliosis, Neuromuscular Scoliosis, Perioperative/Postoperative Complications, Iron Deficiencies, Anemia, Spinal Fusion, Postoperative Cognitive Dysfunction
Interventions
Oral ferrous sulfate, Oral placebo tablet
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
10 Years to 26 Years
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Serum, Dietary and Supplemental Vitamin D's Association With Cognitive Decline

NCT03320109
View directory record Official record
Conditions
Cognitive Decline, Cognitive Impairment
Interventions
Vitamin D
Other
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
30 Years to 64 Years
Enrollment
3,720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Oct 20, 2026, 2:44 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Protein Requirements for Active Children

NCT04573439
View directory record Official record
Conditions
Healthy
Interventions
Dietary Supplement: Dietary supplement: Protein intake
Dietary Supplement
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
8 Years to 10 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional

Comparing Pulmonary Vein Isolation to Pulmonary Vein Isolation + OPTIMA Ablation in Patients Undergoing Ablation for Atrial Fibrillation

NCT04101539
View directory record Official record
Conditions
Atrial Fibrillation Chronic
Interventions
OPTIMA-guided catheter ablation, Standard PVI
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 9, 2025 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Phase 2Phase 3 Interventional

Supplemental Therapeutic Oxygen for Prethreshold Retinopathy of Prematurity

NCT01203436
View directory record Official record
Conditions
Infant, Newborn, Infant, Low Birth Weight, Infant, Small for Gestational Age, Infant, Premature, Retinopathy of Prematurity, Blindness
Interventions
Supplemental Oxygen Management, Conventional Oxygen Management
Procedure
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
Up to 48 Hours
Enrollment
649 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1994 – 1999
U.S. locations
9
States / cities
Palo Alto, California • New Haven, Connecticut • Atlanta, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2015 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Vitamin/Mineral Supplement for Children and Adults With Autism

NCT01225198
View directory record Official record
Conditions
Autism
Interventions
Multi-Vitamin/Mineral Supplement, Liquid Placebo
Dietary Supplement · Other
Lead sponsor
Arizona State University
Other
Eligibility
3 Years to 60 Years
Enrollment
143 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 20, 2010 · Synced Oct 20, 2026, 2:44 PM EDT
Recruiting Not applicable Interventional

The GLUCID Study: Effect of Alcohol Reduction and Probiotic Interventions on Cognition and Brain Glucose Metabolism in Normal Aging Adults Who Are High-Risk Alcohol Drinkers

NCT07415707
View directory record Official record
Conditions
Aging, Alcohol Drinking
Interventions
Visbiome, Motivational Interviewing, Placebo
Dietary Supplement · Behavioral · Other
Lead sponsor
University of Miami
Other
Eligibility
65 Years to 84 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Whey Protein, Resistance Training, and Changes in Body Composition

NCT01186536
View directory record Official record
Conditions
Obesity
Interventions
Whey Protein supplement, Soy Protein Supplement, Carbohydrate supplement
Dietary Supplement
Lead sponsor
University of Kansas
Other
Eligibility
18 Years to 30 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Lawrence, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 9, 2012 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional Results available

Pancreatic Enzymes to Restore Digestive Function in Malnourished Gastric Bypass Patients

NCT00510744
View directory record Official record
Conditions
Obesity
Interventions
pancreatic enzyme supplement
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 2, 2016 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional

The Effect of Protandim on Non-alcoholic Steatohepatitis

NCT00977730
View directory record Official record
Conditions
Non-Alcoholic Steatohepatitis
Interventions
Protandim, Placebo
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 5, 2013 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of 6-week Strawberry Supplementation on Insulin Action (STR2)

NCT01457612
View directory record Official record
Conditions
Insulin Resistance, Nutritional Disease, Metabolic Disease
Interventions
Strawberry, Placebo1, Placebo2
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional

Mindfulness Meditation in Glioma Patients

NCT03915912
View directory record Official record
Conditions
Malignant Glioma
Interventions
Mindfulness meditation
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 7, 2023 · Synced Oct 20, 2026, 2:44 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Folic Acid Salt Study (FISFA Zambia)

NCT06734611
View directory record Official record
Conditions
Folate Deficiency, Neural Tube Defects
Interventions
Fortified Iodized Salt with Folic Acid (FISFA)
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 20, 2026, 2:44 PM EDT
Completed Not applicable Interventional

Increased Access to Fruits and Vegetables for Hypertension in Immigrant Hispanic/Latinx Individuals

NCT05802134
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Fruit and vegetable supplement, Dietary and chronic disease management education
Dietary Supplement · Behavioral
Lead sponsor
St. Catherine University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
5
States / cities
Apple Valley, Minnesota • Fridley, Minnesota • Minneapolis, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2024 · Synced Oct 20, 2026, 2:44 PM EDT