Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 5, 2026, 8:39 AM EDT

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

Showing 1–24 of 110 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Tonsillectomy With or Without Adenoidectomy
Interventions
Ibuprofen, Acetaminophen
Drug
Lead sponsor
Massachusetts Eye and Ear Infirmary
Other
Eligibility
2 Years to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
5
States / cities
San Diego, California • Atlanta, Georgia • Cleveland, Ohio + 2 more
Conditions
Prehypertension
Interventions
Grape Seed Extract, Placebo
Dietary Supplement
Lead sponsor
California Baptist University
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Riverside, California
Conditions
Colon Cancer
Interventions
grapes
Dietary Supplement
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Orange, California
Conditions
Head and Neck Cancer, Oral Mucositis
Interventions
Grape extract, Lortab, Fentanyl patch, mouthwash
Dietary Supplement · Drug
Lead sponsor
University of Louisville
Other
Eligibility
20 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2022
U.S. locations
1
States / cities
Louisville, Kentucky
Conditions
Hypertension
Interventions
grape seed extract, grape seed extract placebo
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
25 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Periorbital Area
Interventions
DIME Beauty Luminosity Eye Serum
Other
Lead sponsor
Dime Beauty Co.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Center-involved Diabetic Macular Edema (CI-DME)
Interventions
Diabetes Visual Function Study (DiVFuSS) softgels, canola oil placebo softgels, 2 per day
Dietary Supplement · Other
Lead sponsor
ZeaVision, LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Olympia, Washington • Tacoma, Washington
Completed Not applicable Interventional Accepts healthy volunteers Results available

Cigarillo Warnings Image Sorting Study

NCT05838378
Conditions
Smoking, Cigar
Interventions
Package image sorting with pictorial warnings, Package image sorting with Surgeon General text-only warnings, Package image sorting with FDA text-only warnings
Other
Lead sponsor
Boston University
Other
Eligibility
21 Years to 35 Years
Enrollment
764 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Breast Cancer
Interventions
OPC
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Coronary Artery Disease
Interventions
Grape seed extract and ascorbic acid
Dietary Supplement
Lead sponsor
Boston University
Other
Eligibility
21 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Alzheimer's Disease
Interventions
Resveratrol with Glucose, and Malate, Placebo
Dietary Supplement
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
50 Years to 90 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
The Bronx, New York
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Concord Grape Juice on Endothelial Function

NCT01775748
Conditions
Obesity, Overweight
Interventions
Active Concord Grape Juice 12 oz per day, Placebo Grape Juice 12 oz per day
Other
Lead sponsor
Boston University
Other
Eligibility
50 Years and older
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Non-Cystic Acne
Interventions
VitaMedica® Clear Skin Formula capsules, Placebo Capsules
Dietary Supplement · Other
Lead sponsor
Ablon Skin Institute Research Center
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Manhattan Beach, California
Conditions
Obesity
Interventions
Freeze-dried whole-grape powder
Dietary Supplement
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Denton, Texas
Conditions
Alcohol Dependence, Alcohol Interaction
Interventions
PT150, Beverage
Drug · Other
Lead sponsor
Pop Test Oncology LLC
Industry
Eligibility
21 Years to 64 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Houston, Texas
Completed Phase 1 Interventional Accepts healthy volunteers

Metabolism of Bioactive Dietary Polyphenol Preparation (BDPP)

NCT04421079
Conditions
Healthy Control
Interventions
Trans-resveratrol, Concord grape juice, Grape seed polyphenol extract, Placebo
Dietary Supplement · Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effect of Concord Grape Polyphenol-soy Protein Isolate Complex (GP-SPI) on Gut Microbiota

NCT04018066
Conditions
Mechanisms, Defense
Interventions
GP-SPI
Dietary Supplement
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years to 35 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
New Brunswick, New Jersey
Conditions
Arterial Stiffness, Blood Pressure, Dysbiosis, Inflammation, Permeability; Increased
Interventions
Freeze-dried grape powder, Placebo powder
Dietary Supplement · Other
Lead sponsor
University of California, Davis
Other
Eligibility
45 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Davis, California
Conditions
Obesity &Amp; Overweight
Interventions
Freeze-dried grape powder, Placebo powder
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Columbia, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

The Effects Grapes on Health Indices

NCT01674231
Conditions
Obesity, Inflammation, Cardiovascular Disease, Oxidative Stress
Interventions
Grape in the form of freeze-dried whole grape powder, Grape powder placebo
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Davis, California
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Increased Maternal Choline Intake on Child Cognitive Development

NCT04987099
Conditions
Pregnancy
Interventions
550 mg/day Choline, 25 mg/day Choline
Dietary Supplement
Lead sponsor
Cornell University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Ithaca, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Purple Grape Juice Study

NCT00551746
Conditions
Cardiovascular Disease
Interventions
Purple Grape Juice
Dietary Supplement
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Murray, Utah
Conditions
Crohn Disease
Interventions
Freeze dried grape powder
Dietary Supplement
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Healthy
Interventions
Table Grape Powder, Beige Diet
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Los Angeles, California