Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 7, 2026, 4:25 PM 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 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Grape Extract Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Nitrate-rich Fruit and Vegetable Supplement on Blood Pressure

NCT03486145
View directory record Official record
Conditions
High Blood Pressure, Flow Mediated Dilation
Interventions
fruit and vegetable juice supplement, Placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 40 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 2, 2018 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Grape Polyphenol Kinetics in Humans

NCT01751750
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Grape
Other
Lead sponsor
Janet Novotny
Federal
Eligibility
Up to 59 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated May 24, 2017 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 1 Interventional

Physiological Effects of Grape Seed Extract in Diastolic Heart Failure

NCT01185067
View directory record Official record
Conditions
Diastolic Heart Failure, Hypertensive Heart Disease, Heart Failure With Preserved Ejection Fraction, Hypertension, Oxidative Stress
Interventions
grape seed extract (MegaNatural BP, Polyphenolics, Inc.)
Drug
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 2 Interventional

Impact of Grape Consumption on Brain Metabolism and Neuropsychological Performance Over 1 Year

NCT03361410
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Grape Powder, Placebo Powder
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
65 Years to 85 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Feb 20, 2023 · Synced Sep 7, 2026, 4:25 PM EDT
Terminated Phase 2 Interventional Results available

Leucoselect Phytosome for Neoadjuvant Treatment of Early Stage Lung Cancer

NCT04515004
View directory record Official record
Conditions
Early Stage Lung Cancer (I and II)
Interventions
leucoselect phytosome
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
21 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of a Proprietary Blend of Herbal Extract Supplement on Cellular Detoxification, Inflammation, and Cumulative Cognitive Index as Well as Gene Expression in Middle-Aged Adult Women

NCT01598272
View directory record Official record
Conditions
Anti Aging
Interventions
Vitality product AM + Vitality product PM, Placebo
Dietary Supplement
Lead sponsor
Pharmanex
Industry
Eligibility
35 Years to 73 Years · Female only
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Orem, Utah
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional Results available

The BRAINFOOD Trial to Prevent Recurrent Hepatic Encephalopathy.

NCT04675775
View directory record Official record
Conditions
Cirrhosis, Ascites, Liver Diseases, Frailty, Sarcopenia, Hepatic Encephalopathy
Interventions
Medically-tailored meals (MTM), Protein supplements, Nutrition education handout
Other · Dietary Supplement · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Sep 7, 2026, 4:25 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Freeze-dried Grape Powder on Immune Profiles in Healthy Aging Adults

NCT07079982
View directory record Official record
Conditions
Healthy Aging, Inflammation
Interventions
Freeze-dried whole grape powder, Control grape-free powder
Other
Lead sponsor
University of Connecticut
Other
Eligibility
50 Years to 75 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Resveratrol for Improved Performance in the Elderly

NCT01126229
View directory record Official record
Conditions
Memory
Interventions
Placebo, Low dose Resveratrol, High dose Resveratrol
Dietary Supplement · Drug
Lead sponsor
University of Florida
Other
Eligibility
65 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional

Study of the Cardiovascular Vitamin, CardioLife

NCT02088307
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
CardioLife
Dietary Supplement
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 90 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 21, 2016 · Synced Sep 7, 2026, 4:25 PM EDT
Recruiting Phase 1Phase 2 Interventional

Anthocyanin-Rich Table Grape Powder for Prophylaxis of Post-Operative Atrial Fibrillation

NCT05991700
View directory record Official record
Conditions
Post-operative Atrial Fibrillation (POAF)
Interventions
Freeze-Dried California Table Grape, Placebo
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 79 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Acute Grape Seed Extract Supplementation on Muscle Metaboreflex in Healthy Young Individuals

NCT05945771
View directory record Official record
Conditions
Dietary Supplementation
Interventions
Grape seed extract
Dietary Supplement
Lead sponsor
California Baptist University
Other
Eligibility
18 Years to 30 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Riverside, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2023 · Synced Sep 7, 2026, 4:25 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

GRAPE • Glycemic Response of Amylopectin Containing Drinks

NCT03916692
View directory record Official record
Conditions
Glycemic Index
Interventions
Carbohydrate drink, Energy smart Carbohydrate blend, Liquid Dextrose
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
30 Years to 55 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 7, 2022 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Grape Juice With Breakfast on Glycemia and Cognitive Function in Healthy Adults

NCT03409497
View directory record Official record
Conditions
Glycemic Response, Appetitive Behavior
Interventions
Concord Grape Juice, Low flavonoid low essence beverage, Low flavonoid beverage
Other
Lead sponsor
Purdue University
Other
Eligibility
25 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Study of Raisins Versus Alternative Snacks on Cardiovascular Risk Factors In Generally Healthy Subjects

NCT01260272
View directory record Official record
Conditions
Cardiovascular Risk Factors
Interventions
Alternative Snack Comparator, Raisins
Other
Lead sponsor
Louisville Metabolic and Atherosclerosis Research Center
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 28, 2014 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 1 Interventional

BDPP Treatment for Mild Cognitive Impairment (MCI) and Prediabetes or Type 2 Diabetes Mellitus (T2DM)

NCT02502253
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
grape seed polyphenolic extract, resveratrol
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 90 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 21, 2022 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effect of Noni Juice on Lipid Peroxidation-derived DNA Adducts in Heavy Smokers

NCT01677169
View directory record Official record
Conditions
DNA Damage
Interventions
Noni juice, Placebo
Dietary Supplement
Lead sponsor
Tahitian Noni International, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2006
U.S. locations
1
States / cities
Rockford, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 10, 2019 · Synced Sep 7, 2026, 4:25 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Cardioprotective Effects of Freeze Dried Grape Powder on Blood Pressure and Plasma Lipids/Lipoproteins

NCT03659695
View directory record Official record
Conditions
Cardiovascular Risk Factor
Interventions
Grape Powder, Placebo Powder
Dietary Supplement
Lead sponsor
University of Arizona
Other
Eligibility
30 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Feb 14, 2024 · Synced Sep 7, 2026, 4:25 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Neural Correlates During Alcohol Intoxication

NCT06118580
View directory record Official record
Conditions
Alcohol Use Disorder, Intermittent Explosive Disorder
Interventions
Alcohol (Ethanol), Placebo
Drug
Lead sponsor
Ohio State University
Other
Eligibility
21 Years to 55 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 26, 2025 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Response to Chardonnay Grape Marc Powder

NCT03203915
View directory record Official record
Conditions
Dyslipidemia, Obesity
Interventions
Chardonnay grape marc marc high polyphenol dose (120mg), Chardonnay grape marc powder low polyphenol dose (75mg), Placebo (0mg)
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
35 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional

The Effect of Whole Beans on Inflammation and Satiety

NCT01190384
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Couscous plus fiber, Grape seed extract, Bean Soup
Other · Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
21 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Phase 1 Interventional

Resveratrol for Patients With Colon Cancer

NCT00256334
View directory record Official record
Conditions
Colon Cancer, Cancer
Interventions
Resveratrol
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 19, 2014 · Synced Sep 7, 2026, 4:25 PM EDT
Recruiting Phase 2 Interventional

Boosting Olfactory and Sensory Training Study (BOOST)

NCT07221123
View directory record Official record
Conditions
HIV (Human Immunodeficiency Virus)
Interventions
Conventional Smell Training Group, Scented Marker Group
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
40 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 7, 2026, 4:25 PM EDT
Completed Not applicable Interventional

Effect of a Grape Seed Extract (GSE) on Insulin Resistance

NCT01889368
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Grape Seed Extract, Placebo
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
20 Years to 70 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Mather, California
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Sep 7, 2026, 4:25 PM EDT