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ClinicalTrials.gov public records Last synced Oct 31, 2026, 11:51 PM EDT

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Showing 1–24 of 671 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary capsules Clear all
Completed Not applicable Interventional Results available

Effects of Carrageenan-Elimination Diet on Ulcerative Colitis Disease Activity

NCT01065571
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
carrageenan, dietary intervention with no-carrageenan diet
Dietary Supplement · Other
Lead sponsor
University of Illinois Chicago
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 26, 2019 · Synced Oct 31, 2026, 11:51 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers Results available

Age-related Macular Degeneration (AMD) in the Vitamin D and Omega-3 Trial (VITAL)

NCT01782352
View directory record Official record
Conditions
Age-related Macular Degeneration
Interventions
Omega-3 fatty acids (fish oil), Vitamin D3, Vitamin D3 placebo, Fish oil placebo
Drug · Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
25,871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 8, 2023 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect Of Capros Supplementation On Cardiovascular Disease Risk Factors In Humans

NCT01858376
View directory record Official record
Conditions
Hyperlipidemia
Interventions
Capros dietary supplement
Dietary Supplement
Lead sponsor
Chandan K Sen
Other
Eligibility
21 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 27, 2018 · Synced Oct 31, 2026, 11:51 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Fish Oil and Red Wine on Oxidative Stress Biomarkers

NCT00682318
View directory record Official record
Conditions
Healthy
Interventions
Fish Oil, Safflower Oil, Ethanol, Omega-3 polyunsaturated fatty acids, Omega-6 polyunsaturated fatty acid
Drug · Dietary Supplement
Lead sponsor
Carsten Skarke, MD
Other
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional Results available

Probiotics and Antibiotic Associated Diarrhea in Pediatric Complicated Appendicitis

NCT04529980
View directory record Official record
Conditions
Appendicitis, Appendicitis; Perforation
Interventions
Lactobacillus rhamnosus GG (LGG) Probiotic, Placebo
Dietary Supplement
Lead sponsor
Children's Health
Other
Eligibility
4 Years to 18 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 13, 2024 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 1 Interventional

Efficacy of Provex CV Supplement to Reduce Inflammation Cytokines and Blood Pressure

NCT01106170
View directory record Official record
Conditions
Blood Pressure
Interventions
Provex CV, placebo
Drug · Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 14, 2015 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Blackcurrant Supplementation on Eye Health

NCT04775654
View directory record Official record
Conditions
Eye Strain, Eye Fatigue
Interventions
Blackcurrant, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Franklin, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 24, 2022 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Efficacy of Jobelyn™ Consumption on Hemoglobin Levels in a Borderline Anemic Population

NCT01828060
View directory record Official record
Conditions
Anemia
Interventions
Jobelyn™, Placebo
Dietary Supplement
Lead sponsor
Natural Immune Systems Inc
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2013
U.S. locations
1
States / cities
Klamath Falls, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 25, 2014 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional

Ashwagandha for Nighttime Waking

NCT07151261
View directory record Official record
Conditions
Disturbed Sleep
Interventions
Ashwagandha, Placebo
Dietary Supplement · Other
Lead sponsor
National University of Natural Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 1 Interventional

Study of Oral Epigallocatechin-3-gallate (EGCG) in IPF Patients

NCT05195918
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
EGCG 300 mg + Nintedanib, EGCG 300 mg + Pirfenidone, Placebo 2 capsules + Nintedanib or Pirfenidone, EGCG 600 mg + Nintedanib, EGCG 600 mg + Pirfenidone, Placebo 4 capsules + Nintedanib or Pirfenidone
Combination Product
Lead sponsor
Hal Chapman
Other
Eligibility
40 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
7
States / cities
San Francisco, California • Boston, Massachusetts • Ann Arbor, Michigan + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 3 Interventional Results available

[E]PANOVA Combined With a [S]TATIN in [P]ATIENTS With HYPERT[R]IGLYCER[I]DEMIA to Reduce Non-HDL CHOLES[T]EROL

NCT01408303
View directory record Official record
Conditions
Hypertriglyceridemia, Cardiovascular Disease
Interventions
Olive oil, 4g, omega-3-carboxylic acids, 2g, omega-3-carboxylic acids, 4g
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
646 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
89
States / cities
Muscle Shoals, Alabama • Chandler, Arizona • Phoenix, Arizona + 78 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2014 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 1 Interventional

Lung Cancer Vaccine Plus Oral Dietary Supplement

NCT01829373
View directory record Official record
Conditions
Lung Cancer
Interventions
vaccine 1650-G
Biological
Lead sponsor
Edward Hirschowitz
Other
Eligibility
21 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 11, 2013 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 2 Interventional Results available

18-Month Study of Memory Effects of Curcumin

NCT01383161
View directory record Official record
Conditions
Age-associated Cognitive Impairment, Mild Cognitive Impairment (MCI)
Interventions
Curcumin, Placebo
Drug · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 90 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Oct 31, 2026, 11:51 PM EDT
Active, not recruiting Not applicable Interventional

Watermelon/UBIQuinone Study

NCT04972552
View directory record Official record
Conditions
Kidney Transplantation
Interventions
coenzyme Q10, Watermelon diet, Usual Diet, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Oct 31, 2026, 11:51 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Ashwagandha Root Extract on Stress, Anxiety, and Sleep Quality in Adults Experiencing Minority Stress

NCT07441070
View directory record Official record
Conditions
Minority Stress, Psychological Stress, Anxiety
Interventions
Ashwagandha Root Extract, Placebo Capsule
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
18 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Recruiting Not applicable Interventional

Terraflora Daily Care and Gastrointestinal Health

NCT07355634
View directory record Official record
Conditions
Gastrointestinal
Interventions
Synbiotic Dietary Supplement, Placebo
Dietary Supplement
Lead sponsor
OvationLab
Network
Eligibility
25 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

LungVITamin D and OmegA-3 Trial (lungVITAL)

NCT01728571
View directory record Official record
Conditions
COPD, Asthma, Pulmonary Function, Pneumonia
Interventions
Vitamin D3, fish oil, Vitamin D3 placebo, Fish oil placebo
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
25,871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Botanical Oils Study to Determine Genetic Differences in the Way Your Body Processes Fats in Edible Oils

NCT02337231
View directory record Official record
Conditions
Genetic Differences of Lipid Metabolism/Healthy Subjects
Interventions
soybean oil and borage oil
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 14, 2018 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pilot Study of GLY-LOW Supplementation in Postmenopausal Women With Obesity

NCT06242535
View directory record Official record
Conditions
Insulin Resistance, Obesity, Cardiovascular Diseases, Cognitive Impairment, Physical Disability, Depression, Inflammation, Hormone Deficiency, Physical Inactivity, Hyperlipidemias, Hypertension, Overeating
Interventions
GLY-LOW
Biological
Lead sponsor
Hoskinson Health and Wellness Clinic
Industry
Eligibility
56 Years and older · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Gillette, Wyoming
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 1 Interventional

Safety, Metabolism, and Antioxidant Activity of Silymarin and Green Tea Extract in Patients With Chronic Hepatitis C

NCT01018615
View directory record Official record
Conditions
Chronic Hepatitis C, Oxidative Stress
Interventions
silymarin, green tea extract (EGCG)
Drug · Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 18, 2017 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 2 Interventional Results available

Alii Supplement Study

NCT07271316
View directory record Official record
Conditions
Nutrient Deficiency, Happiness, Digestive Health, Vulnerability to Disease, Mood Swings, Energy
Interventions
Alii Supplement
Dietary Supplement
Lead sponsor
Texas Christian University
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Enhancing Efficacy of Mango Polyphenols in Lean and Obese

NCT04970589
View directory record Official record
Conditions
Obesity
Interventions
Mango, Probiotics, Placebo
Other · Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Jul 21, 2021 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional

Use of Fish Oil to Reduce Inflammation During Endovascular Abdominal Aortic Repair

NCT03208920
View directory record Official record
Conditions
PAD, Abdominal Aortic Aneurysm
Interventions
Pro-Omega, ProOmega Placebo
Dietary Supplement · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 90 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 14, 2021 · Synced Oct 31, 2026, 11:51 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutritional Supplement Efficacy on Cellular Protection and Skin Health in Generally Healthy Adults

NCT02525224
View directory record Official record
Conditions
Skin Health
Interventions
Nutritional Supplement
Dietary Supplement
Lead sponsor
Pharmanex
Industry
Eligibility
40 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
High Point, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 4, 2020 · Synced Oct 31, 2026, 11:51 PM EDT