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ClinicalTrials.gov public records Last synced Oct 24, 2026, 9:23 PM EDT

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Showing 1–24 of 28 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: garlic Clear all
Suspended Phase 4 Interventional Accepts healthy volunteers

Effect of Garlic on Inflammatory Mediators

NCT00275405
View directory record Official record
Conditions
Healthy
Interventions
Garlic Oil Macerate
Drug
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Mar 20, 2007 · Synced Oct 24, 2026, 9:23 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Dietary Histone Deacetylase Inhibitors (HDAC)

NCT01543074
View directory record Official record
Conditions
Histone Deacetylase (HDAC) Activity
Interventions
BSE placebo, Garlic oil, BSE, Garlic Oil Placebo
Dietary Supplement · Drug
Lead sponsor
Texas A&M University
Other
Eligibility
20 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Corvallis, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effects of Garlic Supplements on Opioids in Healthy Volunteers

NCT00499460
View directory record Official record
Conditions
Healthy, No Evidence of Disease
Interventions
garlic powder tablets, oxycodone
Dietary Supplement · Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
21 Years to 45 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 7, 2017 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Smart Underwear to Measure Diet-Induced Hydrogen Sulfide Production

NCT06802276
View directory record Official record
Conditions
Hydrogen Sulfide, Gastrointestinal Microbiome
Interventions
High Cysteine Diet, Low Cysteine Diet
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 24, 2026, 9:23 PM EDT
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 3, 2018 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional

Open Label Clinical Trial of Vascanox® HP on Nitric Oxide and Blood Pressure

NCT05928676
View directory record Official record
Conditions
Hypertension, Elevated Blood Pressure
Interventions
Vascanox® HP
Dietary Supplement
Lead sponsor
Calroy Health Sciences
Industry
Eligibility
25 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 2, 2023 · Synced Oct 24, 2026, 9:23 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Dietary Absorption of Garlic Metabolites Following Garlic Consumption

NCT02322541
View directory record Official record
Conditions
Focus is Understanding Absorption of Garlic Metabolites
Interventions
Garlic Intervention
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
25 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 6, 2017 · Synced Oct 24, 2026, 9:23 PM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Allicin Bioavailability From Garlic Supplements and Garlic Foods

NCT00874666
View directory record Official record
Conditions
Healthy
Interventions
crushed garlic clove, garlic powder tablet
Other · Dietary Supplement
Lead sponsor
Silliker, Inc.
Industry
Eligibility
18 Years to 72 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Orem, Utah
Source: ClinicalTrials.gov public record
Updated Nov 20, 2009 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Identifying the Anti-Blood-Clotting Compounds in Garlic

NCT00200785
View directory record Official record
Conditions
Arteriosclerosis, Intracranial Arteriosclerosis
Interventions
garlic powder added to ambient water, garlic powder added to boiling water
Dietary Supplement
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Orem, Utah
Source: ClinicalTrials.gov public record
Updated Jan 11, 2010 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional

A Single Group Study to Evaluate the Efficacy of a Cosmetic Product Line on Acne Symptoms

NCT06122467
View directory record Official record
Conditions
Acne
Interventions
EQ Exfoliating Cleanser, EQ Gel, EQ Moisturizer
Other
Lead sponsor
Menning Labs
Industry
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving Protein Intake in Older Adults

NCT05175391
View directory record Official record
Conditions
Food Preferences
Interventions
Meat based protein with added spice; Plant based protein with added spice
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
60 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 10, 2023 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of AGE on the Immune System

NCT01959646
View directory record Official record
Conditions
Healthy
Interventions
Aged Garlic Extract Supplementation Group, Standard for Groups, Placebo
Dietary Supplement · Other
Lead sponsor
University of Florida
Other
Eligibility
25 Years to 65 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 26, 2016 · Synced Oct 24, 2026, 9:23 PM EDT
Withdrawn Phase 2 Interventional

Garlic in Hyperlipidemia Caused by HAART

NCT00029250
View directory record Official record
Conditions
HIV Infections, Hypercholesterolemia, Hypertriglyceridemia, Hyperglycemia
Interventions
Garlic powder standardized to allicin
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2003
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 22, 2013 · Synced Oct 24, 2026, 9:23 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Pilot Assessment of Continuous Glucose Monitor for Post-meal Glucose Responses to Herbs and Spices.

NCT07254624
View directory record Official record
Conditions
Post-prandial Glucose Response
Interventions
Mix of five herbs and spices, Potato entree
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Antioxidants on Cardiovascular Risk Measures (Spice Study)

NCT00954902
View directory record Official record
Conditions
Cardiovascular, Psychological Stress
Interventions
High Antioxidant Spice Blend, Trier Psychological Stressor, Placebo antioxidant concentrate
Dietary Supplement · Behavioral · Other
Lead sponsor
Penn State University
Other
Eligibility
30 Years to 65 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 25, 2018 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Phase 3 Interventional Results available

Firefighter Aged Garlic Extract Investigation With CoQ10 as a Treatment for Heart Disease (FAITH)

NCT00860847
View directory record Official record
Conditions
Coronary Atherosclerosis, Coronary Artery Calcification, Coronary Stenosis
Interventions
Aged garlic extract and Coenzyme Q10
Dietary Supplement
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
35 Years to 84 Years · Male only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Mar 12, 2015 · Synced Oct 24, 2026, 9:23 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

The Benefits of Natural Medicine, Vitamin IV Therapy and Supplements: Maintaining Good Health Through Nature

NCT05067998
View directory record Official record
Conditions
Anxiety Disorders and Symptoms, Fibromyalgia, Arthritis, Chronic Pain, Hypertension,Essential
Interventions
IV Vitamin Infused Therapy Treatment, Herbal medicine
Dietary Supplement · Drug
Lead sponsor
Faith A. Richardson
Other
Eligibility
21 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dover, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 23, 2025 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Aged Garlic Extract on Atherosclerosis

NCT01534910
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
aged garlic extract, placebo
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
40 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Apr 20, 2017 · Synced Oct 24, 2026, 9:23 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 22, 2016 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Goode Health Beverage on Markers of Physiological and Neurocognitive Health

NCT06245382
View directory record Official record
Conditions
Cardiovascular Diseases, Hypertension, Cognitive Decline, Diet, Healthy
Interventions
Goode Health Beverage, Vanilla Base Beverage Blend
Dietary Supplement
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Phase 2 Interventional Results available

Supplements, Placebo, or Rosuvastatin Study

NCT04846231
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Fish Oil, Cinnamon, Garlique,Turmeric, Plant Sterol, Red Yeast Rice, Rosuvastatin, Placebo
Dietary Supplement · Drug · Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
40 Years to 75 Years
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 25, 2023 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Aged Garlic Extract Supplementation on Immune System

NCT01390116
View directory record Official record
Conditions
Improvement in Immune Cell Function in Healthy Humans
Interventions
Aged garlic extract, AGE
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Nov 13, 2013 · Synced Oct 24, 2026, 9:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Garlic Intake And Biomarkers Of Cancer Risk

NCT01293591
View directory record Official record
Conditions
Healthy Men, Healthy Women
Interventions
Control, Garlic treatment
Other
Lead sponsor
USDA Beltsville Human Nutrition Research Center
Federal
Eligibility
40 Years to 80 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Beltsville, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 2, 2017 · Synced Oct 24, 2026, 9:23 PM EDT
Recruiting Not applicable Interventional

Role of Race in Nutritional Approach in Men on ADT

NCT06682390
View directory record Official record
Conditions
Prostate Cancer Metastatic Disease
Interventions
Hypocaloric anti-inflammatory diet
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Oct 24, 2026, 9:23 PM EDT