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ClinicalTrials.gov public records Last synced Oct 19, 2026, 5:03 AM EDT

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Showing 97–120 of 350 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Plant-based Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Validation of Plant-Based Vegan Meal for Gastric Emptying Testing in 10 Healthy Subjects

NCT06991036
View directory record Official record
Conditions
Gastric Emptying, Gastroparesis
Interventions
Gastric emptying test
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Oct 19, 2026, 5:03 AM EDT
Not yet recruiting Not applicable Interventional

Study to Evaluate Xtressé Gummy Supplement in Men With Androgenic Alopecia

NCT07637071
View directory record Official record
Conditions
Androgenic Alopecia, Hair Loss/Baldness, Hair Thinning
Interventions
Xtressé Hair Growth Gummies, Placebo Comparator
Other · Dietary Supplement
Lead sponsor
Restore Biologics Holdings, Inc. dba Xtressé
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Maitland, Florida • Port Orange, Florida
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional Results available

Evaluation of a Letter Intervention Promoting a Plant-based Diet

NCT03880838
View directory record Official record
Conditions
Cardiovascular Diseases, Diabetes Mellitus, Obesity
Interventions
Personal testimonial, Forks Over Knives Documentary, Commitment nudge, Prevention nudge
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
11,234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional

A Whole Food Plant Diet and Its Lipidemic Effects on Primary Prevention in a Free-range Population

NCT03523247
View directory record Official record
Conditions
Diet Modification, Cardiology
Interventions
whole food, plant based diet
Behavioral
Lead sponsor
Lancaster General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Lancaster, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional

Vegan vs AHA Diet on Inflammation and Glucometabolic Profile in Patients With CAD

NCT02135939
View directory record Official record
Conditions
Coronary Artery Disease, Inflammation
Interventions
Diet
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2018 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Middle School Cluster Randomized Controlled Trial (RCT) to Evaluate E-Cigarette Prevention Program: CATCH My Breath

NCT04843501
View directory record Official record
Conditions
E-cigarette Use
Interventions
CATCH My Breath (CMB) program for E-cigarette prevention among adolescents, Texas Education Agency (TEA) required tobacco prevention program
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
10 Years to 15 Years
Enrollment
2,059 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional

Effects of a Plant-Based Diet on Insulin Requirements and Obesity Markers in Obese Adults With T2DM

NCT04048642
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Insulin Resistance, Obesity, Nutritional and Metabolic Disease
Interventions
DASH, Whole-Food, Plant-Based
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Webster, New York
Source: ClinicalTrials.gov public record
Updated Mar 25, 2022 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Phase 2 Interventional

Effect of a Mediterranean Diet and Omega-3 Fatty Acids on Oxidative Stress and Endothelial Progenitor Cells (EPC's)

NCT00166088
View directory record Official record
Conditions
Obesity
Interventions
Mediterranean Diet, Mediterranean Dietary Supplement
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
40 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 18, 2013 · Synced Oct 19, 2026, 5:03 AM EDT
Recruiting Not applicable Interventional

The Treatment of Painful Diabetic Neuropathy With Diet

NCT07509671
View directory record Official record
Conditions
Painful Diabetic Neuropathy (PDN), Peripheral Neuropathy With Type 2 Diabetes, Vegan Diet
Interventions
Diet, Medical management
Other
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Hendersonville, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Oct 19, 2026, 5:03 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Dissemination of a Tailored Tobacco Quitline for Rural Veteran Smokers

NCT01892813
View directory record Official record
Conditions
Nicotine Dependence, Tobacco Use
Interventions
Nicotine replacement therapy - Transdermal nicotine patch, Nicotine replacement therapy - Nicotine gum, Nicotine replacement therapy - Nicotine lozenge, Bupropion, Varenicline, Combination pharmacotherapy - Transdermal nicotine patch + nicotine gum, Combination pharmacotherapy - Transdermal nicotine patch + nicotine lozenge, Combination pharmacotherapy - Transdermal nicotine patch + bupropion, Tobacco quitline referral, Tailored behavioral intervention, Alcohol use risk reduction, Behavioral activation for depressive symptoms, Behavioral management of postcessation weight gain
Drug · Behavioral
Lead sponsor
Mark Vander Weg
Other
Eligibility
18 Years to 99 Years
Enrollment
411 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2018
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jul 11, 2017 · Synced Oct 19, 2026, 5:03 AM EDT
Recruiting Phase 1Phase 2 Interventional

Manipulation of the Gut Microbiome by a Standardized Preoperative Diet to Prevent Colorectal Cancer Recurrence and Metastasis Following Surgery

NCT06349590
View directory record Official record
Conditions
Colorectal Cancer
Interventions
High-fiber/low-fat meals
Dietary Supplement
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Tailored Tobacco Quitline for Rural Veterans

NCT01592695
View directory record Official record
Conditions
Cigarette Smoking
Interventions
Nicotine replacement therapy - transdermal nicotine patch, Tailored behavioral intervention, Tobacco quit line referral, Nicotine replacement therapy - nicotine gum, Nicotine replacement therapy - nicotine lozenge, Bupropion Sustained Release, Varenicline, Combination pharmacotherapy - transdermal nicotine patch + nicotine gum, Combination pharmacotherapy - transdermal nicotine patch + nicotine lozenge, Combination pharmacotherapy - transdermal nicotine patch + bupropion, Alcohol use risk reduction, Behavioral activation for the treatment of depression, Behavioral management of post-cessation weight gain
Drug · Behavioral
Lead sponsor
Iowa City Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 99 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 2, 2019 · Synced Oct 19, 2026, 5:03 AM EDT
Active, not recruiting Not applicable Interventional

Nutritional Intervention for Endometriosis

NCT05175248
View directory record Official record
Conditions
Endometriosis
Interventions
Plant-based Intervention Group
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Phase 1 Interventional

Nutrition, Neuromuscular Electrical Stimulation (NMES) and Secondary Progressive Multiple Sclerosis (SPMS)

NCT01381354
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Progressive exercise, Neuromuscular electrical stimulation delivered using the electrical therapy device EMPI 300 PV, Modified paleolithic diet, Omega 3 fatty acids, Full Spectrum vitamin, Essential - hydroxytyrosol, Maltodextrin fiber supplement, Mineral boost (magnesium), Niacinamide, Methyl B12, Taurine, creatine, thiamine, riboflavin, N acetylcysteine, alpha lipoic acid, L acetyl carnitine, methyl folate, coenzyme Q, meditation, self massage, learning, Coconut oil
Other · Device · Dietary Supplement + 1 more
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 26, 2018 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility of Egg-Based Diet Interventions and Assessing Perinatal Mental Health

NCT05619445
View directory record Official record
Conditions
Depression, Anxiety, Stress
Interventions
Whole Liquid Egg, Plant-based Egg Substitute
Other
Lead sponsor
University of Idaho
Other
Eligibility
19 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Moscow, Idaho
Source: ClinicalTrials.gov public record
Updated Dec 6, 2024 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional

A Nutritional Intervention for Arthritis

NCT01544101
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Vegan Diet, dietary supplement omega3 fatty acids aand vitamins
Other · Dietary Supplement
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 19, 2012 · Synced Oct 19, 2026, 5:03 AM EDT
Active, not recruiting Not applicable Interventional

Dietary Intervention to Improve Kidney Transplant Outcomes

NCT05449496
View directory record Official record
Conditions
Kidney Transplant; Complications, Kidney Diseases, Transplant;Failure,Kidney, Diabetes, Hypertension, Obesity, Diet, Healthy, Lifestyle, Healthy
Interventions
Dietary Education Curriculum
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Soy Supplementation and Gestational Diabetes

NCT02806739
View directory record Official record
Conditions
Gestational Diabetes
Interventions
Soy Group (Soy Protein + Isoflavones), Control Group (Minimize Soy Intake)
Dietary Supplement
Lead sponsor
University of Massachusetts, Boston
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 27, 2016 · Synced Oct 19, 2026, 5:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Introducing a Plant-Based Diet for Patients With Colorectal Diseases

NCT05526846
View directory record Official record
Conditions
Diet, Healthy, Colorectal Cancer
Interventions
Plant-based diet education
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 28, 2024 · Synced Oct 19, 2026, 5:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Growth Study Using Else Toddler Nutritional Drink vs. a. Dairy Based Toddler Drink (Control) in Healthy Toddlers

NCT05576870
View directory record Official record
Conditions
Weight Gain
Interventions
Plant based toddler nutrition, Dairy based toddler nutrition
Other · Dietary Supplement
Lead sponsor
Else Nutrition GH Ltd
Industry
Eligibility
1 Year to 3 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Worksite Nutrition Study

NCT00481897
View directory record Official record
Conditions
Overweight, Type 2 Diabetes
Interventions
low-fat, vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 7, 2012 · Synced Oct 19, 2026, 5:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

PLANTS Pilot Trial

NCT05897827
View directory record Official record
Conditions
Alcohol Drinking, Social Acceptance, Depressive Symptoms, Bullying
Interventions
PLANTS, EMAILS
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Oct 19, 2026, 5:03 AM EDT
Completed No phase listed Observational

Total Health Improvement Program Research Project

NCT04082585
View directory record Official record
Conditions
Chronic Disease, Cardiovascular Diseases, Hypertension, Diabetes, Pre-diabetes, Obesity
Interventions
Total Health Improvement Program
Behavioral
Lead sponsor
Pacific Northwest University of Health Sciences
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Roseburg, Oregon
Source: ClinicalTrials.gov public record
Updated May 9, 2022 · Synced Oct 19, 2026, 5:03 AM EDT
Not listed Not applicable Interventional

A Prospective Evaluation of Health Services Outcomes and Emerging Cardiovascular Disease Biomarkers

NCT00820313
View directory record Official record
Conditions
Coronary Heart Disease, Biomarkers of Cardiovascular Disease
Interventions
Dr. Dean Ornish Program for Reversing Heart Disease
Behavioral
Lead sponsor
Preventive Medicine Research Institute
Other
Eligibility
21 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Sausalito, California
Source: ClinicalTrials.gov public record
Updated Jan 12, 2009 · Synced Oct 19, 2026, 5:03 AM EDT