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Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Soy based diet Clear all
Withdrawn Not applicable Interventional

Effect of a Plant Rich Diet on in People With Type 2 Diabetes and Obesity

NCT02977039
View directory record Official record
Conditions
Type 2 Diabetes Mellitus in Obese
Interventions
NDPR diet, USDA healthy eating diet
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 11, 2026, 3:53 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Dietary Guidelines 3 Diet Patterns Study (DG3D): Phase 2

NCT05254496
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Obesity
Interventions
Dietary Intervention Classes
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 70 Years
Enrollment
198 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Womens Study to Alleviate Vasomotor Symptoms

NCT04587154
View directory record Official record
Conditions
Hot Flashes
Interventions
low-fat vegan diet with 1/2 cup soybeans daily
Other
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of Lactobacillus Rhamnosus GG ATCC 53103 (LGG) in Healthy Volunteers

NCT00934453
View directory record Official record
Conditions
Healthy
Interventions
Lactobacillus rhamnosus GG ATCC 53103, Placebo
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increased Protein at Breakfast for Weight Management in Overweight Adolescents

NCT03146442
View directory record Official record
Conditions
Obesity, Adolescent
Interventions
Breakfast
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
13 Years to 21 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Sep 11, 2026, 3:53 PM 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 26, 2016 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

Soy-Based Meal Replacement in Helping Women With Stage I, Stage II, or Stage III Breast Cancer in Complete Remission Lose Weight

NCT00343434
View directory record Official record
Conditions
Breast Cancer, Obesity
Interventions
behavioral dietary intervention, exercise intervention, soy isoflavones, soy protein isolate, counseling intervention, educational intervention, psychosocial assessment and care, quality-of-life assessment
Behavioral · Dietary Supplement · Other + 1 more
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years to 120 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 18, 2017 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

Calcium, Dairy, and Body Fat in Adolescents

NCT00592137
View directory record Official record
Conditions
Obesity, Energy Metabolism
Interventions
C (smoothies based on soy protein containing no additional calcium), B (smoothies based on soy protein containing calcium), A (smoothies based on dairy protein containing calcium)
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
12 Years to 15 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 12, 2010 · Synced Sep 11, 2026, 3:53 PM 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 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluating the Effects of Omega-3 Fatty Acids on Heart Disease and Behavior

NCT00663871
View directory record Official record
Conditions
Cardiovascular Diseases, Mood Disorders, Inflammation
Interventions
Fish Oil, Soybean Oil (Placebo)
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
30 Years to 55 Years
Enrollment
272 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced Sep 11, 2026, 3:53 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Anabolic Response to Beef vs Plant Protein in (Pre)Frail Older Adults Using a Novel Stable Isotope Pulse Method

NCT07254403
View directory record Official record
Conditions
Protein Metabolism
Interventions
Beef, Tofu, Placebo
Other
Lead sponsor
Texas A&M University
Other
Eligibility
65 Years to 95 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Nov 27, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Soy, Bone and Health in College Females

NCT00244478
View directory record Official record
Conditions
Osteoporosis, Obesity
Interventions
Soy Protein Dietary Supplement, Placebo
Dietary Supplement
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 19 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Results available

A Dietary Intervention Study on the Microbiome in Crohn's Disease Patients

NCT04065048
View directory record Official record
Conditions
Crohn Disease
Interventions
Soy based diet, Non-soy based diet
Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years to 65 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

Soybean Based Diets and CVD Risk Factors

NCT00175097
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Diet: soybeans and products made thereof, Diet: soybean flour and products made thereof, Diet: soybean milk, Diet: Animal protein based diet
Other
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2014 · Synced Sep 11, 2026, 3:53 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Plant-based Diets and Risk of Cancer in the Adventist Health Study-2

NCT03615599
View directory record Official record
Conditions
Cancer, Breast, Cancer, Colorectal, Cancer, Prostate
Interventions
Not listed
Lead sponsor
Loma Linda University
Other
Eligibility
30 Years and older
Enrollment
96,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2028
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Amino Acid Profile and Muscle Protein Synthetic Response to Consuming Meat or Plant-based Alternatives

NCT04784806
View directory record Official record
Conditions
Healthy
Interventions
Ground beef, Ground pork, Tofu, Beyond Meat
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 30 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

Effects of Soy Based Dietary Supplements on Cardiometabolic Risk Factors.

NCT02490683
View directory record Official record
Conditions
Obesity, Cardiovascular Risk Factors
Interventions
Luna Rich X, Placebo, Reliv Now
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
35 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated May 11, 2016 · Synced Sep 11, 2026, 3:53 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Cooking HEalthy and Facilitating Early Childhood Development: CHEF-ED Study

NCT06940817
View directory record Official record
Conditions
Teaching Healthy Cooking Skills to Parents and Their Preschool Children
Interventions
CHEF-ED + Food Delivery, Food Delivery Only
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 64 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 24, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Not listed Not applicable Interventional

Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease

NCT04606420
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Lifestyle medicine
Behavioral
Lead sponsor
Preventive Medicine Research Institute
Other
Eligibility
45 Years to 90 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
San Diego, California • Sausalito, California • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Phase 3 Interventional Results available

Comparison of Smoflipid to Soy-based Lipid Reduction for Cholestasis Prevention in Surgical Neonates

NCT03387579
View directory record Official record
Conditions
Cholestasis of Parenteral Nutrition
Interventions
Smoflipid 20% Lipid Emulsion for Injection, Intralipid, 20% Intravenous Emulsion
Drug
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

Effect of Fermented Soy Based Product on Cardiometabolic Risk Factors

NCT03429920
View directory record Official record
Conditions
Cardiovascular Risk Factor, Heart Diseases, Inflammation
Interventions
Q CAN PLUS, Placebo
Dietary Supplement
Lead sponsor
Loma Linda University
Other
Eligibility
29 Years to 75 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional Results available

Omega-3 Dietary Supplements in Schizophrenia

NCT01786239
View directory record Official record
Conditions
Schizophrenia, Schizophreniform Disorder, Schizoaffective Disorder, Bipolar Disorder, Psychosis NOS
Interventions
Risperidone, Omega-3 capsules, Placebo
Drug
Lead sponsor
Delbert Robinson
Other
Eligibility
15 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Glen Oaks, New York
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Not applicable Interventional

Dairy Modulation of Oxidative and Inflammatory Stress in Overweight and Obese Subjects

NCT00948038
View directory record Official record
Conditions
Obesity, Overweight
Interventions
Milk, Soy
Dietary Supplement
Lead sponsor
University of Tennessee
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 28, 2009 · Synced Sep 11, 2026, 3:53 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Nutraceutical Effects on Long-Term Memory

NCT01963767
View directory record Official record
Conditions
Aging
Interventions
NT-020, Placebo
Drug · Dietary Supplement
Lead sponsor
University of South Florida
Other
Eligibility
65 Years to 85 Years
Enrollment
139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 3, 2014 · Synced Sep 11, 2026, 3:53 PM EDT