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Showing 1–24 of 108 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Diet with soy Clear all
Terminated Not applicable Interventional

Reducing Insulin, Growth Hormones, and Tumors

NCT03785808
View directory record Official record
Conditions
Diet Modification, Lung Cancer
Interventions
Special Diet Therapy (low-carb), Special Diet Therapy (low-fat), Special Diet Therapy (USDA control)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 11, 2019 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy Study of Stearidonic Acid (SDA) Soybean Oil-containing Foods on Red Blood Cell Fatty Acid Content

NCT01369550
View directory record Official record
Conditions
Healthy Volunteers, Markers of Cardiovascular Risk
Interventions
SDA soybean oil-containing foods, High-oleic sunflower oil containing foods, Eicosapentaenoic acid
Other
Lead sponsor
Monsanto Company, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
2
States / cities
St. Petersburg, Florida • Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 8, 2011 · Synced Sep 5, 2026, 8:05 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Infancy to Toddlerhood: Early Nutrition & Tolerance (INTENT)

NCT04803981
View directory record Official record
Conditions
Diet Diversity, Infant Nutrition
Interventions
SpoonfulONE
Other
Lead sponsor
Before Brands, Inc
Industry
Eligibility
4 Months to 6 Months
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 12, 2021 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional

Personalized Research on Diet in Ulcerative Colitis and Crohn's Disease

NCT03301311
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis, Indeterminate Colitis
Interventions
Specific Carbohydrate Diet (SCD), Modified Specific Carbohydrate Diet (MSCD)
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
7 Years to 18 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • Oakland, California + 17 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2022 · Synced Sep 5, 2026, 8:05 AM 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 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional

A Study on the Effects of Soy Protein on Blood Lipids in Men and Women With Mild to Moderate Hypercholesterolemia

NCT00945737
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Soy protein; 25 grams/day, Control protein
Dietary Supplement
Lead sponsor
Solae, LLC
Industry
Eligibility
18 Years to 79 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
2
States / cities
Addison, Illinois • Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 6, 2012 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Exercise, Milk Thistle, and Lactobacillus to Influence Plasma Bilirubin

NCT04717726
View directory record Official record
Conditions
Obesity
Interventions
Milk Thistle (MT), Lactobacillus Gasseri (LAC), Exercise (EX), Control (CON)
Dietary Supplement · Behavioral
Lead sponsor
Kyle Flack
Other
Eligibility
18 Years to 50 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional

Soy Isoflavones in Treating Patients With Recurrent Prostate Cancer or Rising Prostate-Specific Antigen

NCT01682941
View directory record Official record
Conditions
Recurrent Prostate Cancer, Stage IV Prostate Cancer
Interventions
Arm I Soy Bread, Arm II Soy-Almond Bread
Dietary Supplement
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Sep 5, 2026, 8:05 AM 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 5, 2026, 8:05 AM 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 5, 2026, 8:05 AM EDT
Not yet recruiting Not applicable Interventional

EXERT-BC Protein: Protein Supplementation to Improve Body Composition After Treatment for Breast Cancer

NCT07704476
View directory record Official record
Conditions
Cancer, Breast Cancer
Interventions
Whey protein (60 grams), No protein
Dietary Supplement · Other
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
20 Years to 89 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional

Modification of Asthma With Soy Isoflavone

NCT00741208
View directory record Official record
Conditions
Asthma
Interventions
Soy Isoflavone
Dietary Supplement
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 7, 2011 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Effect of Dietary Soy on Estrogens in Breast Fluid, Blood, and Urine Samples From Healthy Women

NCT00513916
View directory record Official record
Conditions
Breast Cancer, Healthy, no Evidence of Disease
Interventions
soy isoflavones
Dietary Supplement
Lead sponsor
University of Hawaii Cancer Research Center
Other
Eligibility
30 Years to 45 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Dec 18, 2013 · Synced Sep 5, 2026, 8:05 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Iterative Design Trial to Assess Dietary Supplements and Other Aging-targeted Therapies

NCT07202403
View directory record Official record
Conditions
Aging, Longevity
Interventions
Spermidine
Dietary Supplement
Lead sponsor
Atria Research and Global Health Institute (ARGHI)
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 2 Interventional Results available

Soy Isoflavones in Preventing Head and Neck Cancer Recurrence in Patients With Stage I-IV Head and Neck Cancer Undergoing Surgery

NCT02007200
View directory record Official record
Conditions
Recurrent Hypopharyngeal Squamous Cell Carcinoma, Recurrent Laryngeal Squamous Cell Carcinoma, Recurrent Laryngeal Verrucous Carcinoma, Recurrent Lip and Oral Cavity Squamous Cell Carcinoma, Recurrent Oral Cavity Verrucous Carcinoma, Recurrent Oropharyngeal Squamous Cell Carcinoma, Stage I Hypopharyngeal Squamous Cell Carcinoma, Stage I Laryngeal Squamous Cell Carcinoma, Stage I Laryngeal Verrucous Carcinoma, Stage I Lip and Oral Cavity Squamous Cell Carcinoma, Stage I Oral Cavity Verrucous Carcinoma, Stage I Oropharyngeal Squamous Cell Carcinoma, Stage II Hypopharyngeal Squamous Cell Carcinoma, Stage II Laryngeal Squamous Cell Carcinoma, Stage II Laryngeal Verrucous Carcinoma, Stage II Lip and Oral Cavity Squamous Cell Carcinoma, Stage II Oral Cavity Verrucous Carcinoma, Stage II Oropharyngeal Squamous Cell Carcinoma, Stage III Hypopharyngeal Squamous Cell Carcinoma, Stage III Laryngeal Squamous Cell Carcinoma, Stage III Laryngeal Verrucous Carcinoma, Stage III Lip and Oral Cavity Squamous Cell Carcinoma, Stage III Oral Cavity Verrucous Carcinoma, Stage III Oropharyngeal Squamous Cell Carcinoma, Stage IV Hypopharyngeal Squamous Cell Carcinoma, Stage IVA Laryngeal Squamous Cell Carcinoma, Stage IVA Laryngeal Verrucous Carcinoma, Stage IVA Lip and Oral Cavity Squamous Cell Carcinoma, Stage IVA Oral Cavity Verrucous Carcinoma, Stage IVA Oropharyngeal Squamous Cell Carcinoma, Tongue Carcinoma
Interventions
Laboratory Biomarker Analysis, Soy Isoflavones, Survey Administration
Other · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
19 Years to 79 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
3
States / cities
Atlanta, Georgia • Ann Arbor, Michigan • Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 23, 2016 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 2 Interventional Results available

Omega-3 Long Chain Polyunsaturated Fatty Acid (LCPUFA) Supplementation in Very Low Birth Weight Infants for The Prevention Retinopathy of Prematurity

NCT02486042
View directory record Official record
Conditions
Retinopathy of Prematurity
Interventions
Omegaven, Standard lipids (primarily omega-6 fatty acids)
Drug · Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
Up to 7 Days
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 28, 2022 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Assessment of DHA On Reducing Early Preterm Birth

NCT02626299
View directory record Official record
Conditions
Preterm Birth
Interventions
Docosahexaenoic acid - 800mg/day, Docosahexaenoic acid - 200mg/day, Placebo
Drug · Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
1,100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
3
States / cities
Kansas City, Kansas • Cincinnati, Ohio • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 29, 2021 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 3 Interventional

Diet and PSA Levels in Patients With Prostate Cancer

NCT00003367
View directory record Official record
Conditions
Prostate Cancer
Interventions
green tea, soy protein isolate, vitamin E
Dietary Supplement
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2002
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Phase 1 Interventional

Behavior-Based Dietary Intervention in Treating Patients With Hormone-Refractory Prostate Cancer

NCT00082732
View directory record Official record
Conditions
Prostate Cancer
Interventions
behavioral dietary intervention, dietary intervention, therapeutic dietary intervention
Behavioral · Dietary Supplement · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Male only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional

The Effect of Supplemental Docosahexaenoic Acid (DHA) on Neurocognitive Outcomes in Teen and Adult Women With Phenylketonuria(PKU)

NCT00892554
View directory record Official record
Conditions
Phenylketonuria
Interventions
Docosahexaenoic Acid, Corn/soy oil
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
12 Years to 50 Years · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 10, 2015 · Synced Sep 5, 2026, 8:05 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Early Introduction and Sustained Ingestion (EISI) Using Two Educational Opportunities in Infants

NCT07321522
View directory record Official record
Conditions
Food Allergy
Interventions
Education and Opportunities on Early Introduction, Clinician Supervised Feeding of Known Allergenic Food
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
4 Months to 11 Months
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dairy Fat as a Mediator of Vitamin E Adequacy in Individuals With Metabolic Syndrome

NCT01787591
View directory record Official record
Conditions
Non-alcoholic Fatty Liver, Metabolic Syndrome
Interventions
Fat-Free Milk, Low-Fat Milk, Full-Fat Milk, Soy Milk
Other
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Sep 5, 2026, 8:05 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Environmental Costs of Building Human Muscle

NCT06733857
View directory record Official record
Conditions
Greenhouse Gas Emissions, Water Use, Land Use
Interventions
VEG2, OMNI2
Behavioral
Lead sponsor
Game Changers Institute
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Laguna Niguel, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2024 · Synced Sep 5, 2026, 8:05 AM 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 5, 2026, 8:05 AM EDT