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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Animal based diet Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility & Implementation of a Plant-Based Weight-Loss Program in an Office-Based Setting

NCT04091516
View directory record Official record
Conditions
Weight Loss, Blood Pressure, Lipid Disorder, PreDiabetes, Diabete Mellitus
Interventions
Low-fat plant-based diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Study of Plant-based Diet on Postprandial Sleepiness

NCT05706649
View directory record Official record
Conditions
Drowsiness
Interventions
Plant-based diet
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 12, 2023 · Synced Sep 25, 2026, 4:49 AM EDT
Terminated Not applicable Interventional

Effects of Whole Food, Plant-Based Nutrition on Chronic Kidney Disease With Proteinuria

NCT04171778
View directory record Official record
Conditions
Chronic Kidney Disease Stage 3B, Chronic Kidney Disease, Stage 4, Proteinuria
Interventions
whole food, plant-based diet
Other
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

SWAP-MEAT With Athletes for MC-URC: Three Diets on Athletic Performance

NCT06014307
View directory record Official record
Conditions
Health Behavior
Interventions
Diet order: PBMA, Animal, Diet order: Animal, PBMA
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 35 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
4
States / cities
Los Angeles, California • Stanford, California • New Brunswick, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 20, 2024 · Synced Sep 25, 2026, 4:49 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

The Impact of a Plant-based Meat Meal Versus an Animal Meat Meal on Erectile Function in Healthy Men.

NCT06273592
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Animal-based meal, Plant-based meat meal
Other
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 32 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Safety and Efficacy Study of Oral XIGO Tablets to Treat The Common Cold

NCT01092039
View directory record Official record
Conditions
Common Cold
Interventions
lactoferrin, L-Glutamine and beta-glucans, Placebo Comparator
Dietary Supplement
Lead sponsor
Xigo Health LLC
Industry
Eligibility
18 Years to 50 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Fall River, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 23, 2012 · Synced Sep 25, 2026, 4:49 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of Incorporating Lean Beef Into a Protein-rich Diet During Resistance Training on Muscle and Tendon Strength in Older Women

NCT04347447
View directory record Official record
Conditions
Sarcopenia, Aging
Interventions
Exercise training
Other
Lead sponsor
Purdue University
Other
Eligibility
60 Years to 80 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 28, 2023 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional

The Effect of a Low-fat Vegan Dietary Intervention on Intracellular Lipid, Insulin Sensitivity, and Glycemic Control in Type 2 Diabetes

NCT06106035
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Diabetes Mellitus Type 2 in Obese
Interventions
low-fat vegan diet
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Protein-Distinct Macronutrient-Equivalent Diet 1

NCT05577858
View directory record Official record
Conditions
Healthy Lifestyle
Interventions
Meat based, Pulse based
Other
Lead sponsor
South Dakota State University
Other
Eligibility
60 Years and older
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Brookings, South Dakota
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Eating for Reproductive Health (HERHealth)

NCT01509066
View directory record Official record
Conditions
Polycystic Ovarian Syndrome, Infertility, Obesity, Overweight
Interventions
Diet
Other
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 35 Years · Female only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Sep 25, 2026, 4:49 AM EDT
Active, not recruiting Not applicable Interventional

Whole-Food Plant-Based Diet to Control Weight and MetaboInflammation in Overweight/Obese Men With Prostate Cancer

NCT05471414
View directory record Official record
Conditions
Prostate Cancer
Interventions
Whole-food, Plant-Based Diet, General Nutritional Counseling
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
45 Years to 99 Years · Male only
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
3
States / cities
Baltimore, Maryland • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

How Animal and Plant Protein Shakes Change the Body's Nutrient and Health Responses

NCT07121010
View directory record Official record
Conditions
Cardiometabolic Health
Interventions
Animal-Based Protein Smoothie, Plant-Based Protein Smoothie, Plant-Based Protein Smoothie with Leucine
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Impact on Intestinal Sulfate Metabolism

NCT05333900
View directory record Official record
Conditions
Healthy Nutrition
Interventions
Plant-Based Diet then animal-based diet, Animal-based diet then plant-based diet
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 4, 2023 · Synced Sep 25, 2026, 4:49 AM EDT
Not yet recruiting Phase 4 Interventional

Heterogeneity of Diabetes: Integrated Muli-Omics to Identify Physiologic Subphenotypes and Evaluate Targeted Prevention

NCT06682351
View directory record Official record
Conditions
Prediabetes / Type 2 Diabetes
Interventions
Metformin, GLP-1A, MED
Drug · Dietary Supplement
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 75 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Nov 11, 2024 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Plant-based Dietary Intervention for Treatment of Acne

NCT00900939
View directory record Official record
Conditions
Acne
Interventions
Low-fat, vegan diet, Control
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Aug 6, 2012 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Approaches for Cardiometabolic Health

NCT03527290
View directory record Official record
Conditions
Obesity, Abdominal, Dyslipidemias, Insulin Resistance, Blood Pressure, Weight Loss
Interventions
Time Restricted Eating, Standard Cardiometabolic Health Diet
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
22 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Mar 28, 2021 · Synced Sep 25, 2026, 4:49 AM EDT
Recruiting Not applicable Interventional

BILe Acid-gut Microbiome Axis MODification Through Diet Education for Colorectal Cancer Prevention

NCT07162337
View directory record Official record
Conditions
Colorectal Cancer Prevention, Colorectal Adenoma
Interventions
Increased Plant-Based Diet and Decreased Animal-Based Diet
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional

A Nutritional Intervention for Migraines

NCT01547494
View directory record Official record
Conditions
Migraines
Interventions
Vegan Diet, mixture of omega3 and vitamins
Other · Dietary Supplement
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Enrollment
16 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 May 13, 2013 · Synced Sep 25, 2026, 4:49 AM EDT
Active, not recruiting Not applicable Interventional

Mediterranean-DASH Intervention for Neurodegenerative Delay (MIND) Diet in Stroke Patients Patients

NCT04337255
View directory record Official record
Conditions
Cognitive Decline, Dementia, Vascular, Alzheimer Disease, Dementia, Stroke
Interventions
Behavioral Dietary intervention ( MIND Diet), Behavioral Usual Care Diet Intervention
Other
Lead sponsor
Rush University Medical Center
Other
Eligibility
55 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Not yet recruiting Not applicable Interventional

A Plant-Based Diet in the Treatment of Coronary Microvascular Dysfunction

NCT07821372
View directory record Official record
Conditions
Coronary Microvascular Dysfunction
Interventions
Polyphenol-Rich Plant-Based Diet
Other
Lead sponsor
Emory University
Other
Eligibility
45 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Prandial Metabolic Phenotyping in Sarcopenic Older Adults Comparing Plant Based and Whey Based Protein

NCT06628349
View directory record Official record
Conditions
Protein Metabolism
Interventions
Whey Protein Isolate 90%, Soy Protein Isolate (90% Protein), Organic Pea Protein Isolate, Placebo (Water)
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
50 Years to 95 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Sep 25, 2026, 4:49 AM EDT
Recruiting Not applicable Interventional

Ketogenic and Carnivore (Lion) Diets for Inflammatory Bowel Disease and Rheumatoid Arthritis

NCT07524244
View directory record Official record
Conditions
Rheumatoid Arthritis (RA), Crohn's Disease (CD), Ulcerative Colitis (UC)
Interventions
Ketogenic diet, Carnivore (Lion) Diet
Behavioral
Lead sponsor
Fuller Research Foundation
Other
Eligibility
18 Years to 64 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional

Assessment of Plant-based Program Using Shared Medical Appointment

NCT05889715
View directory record Official record
Conditions
Chronic Disease, Nutrition, Healthy
Interventions
Green Wellness Program: Plants-2-Plate
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Sep 25, 2026, 4:49 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

DASH Diet Intervention at Senior Centers

NCT03993808
View directory record Official record
Conditions
Hypertension
Interventions
Revision of congregate meal menus and recipes to align with parameters of DASH eating plan, On-site blood pressure monitoring, Home self blood pressure monitoring, Medical adherence education, Nutrition Education
Behavioral
Lead sponsor
Rockefeller University
Other
Eligibility
60 Years to 105 Years
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 8, 2020 · Synced Sep 25, 2026, 4:49 AM EDT