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ClinicalTrials.gov public records Last synced Oct 31, 2026, 12:30 PM EDT

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Showing 289–312 of 352 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary Protein Intervention Clear all
Completed Not applicable Interventional

Ketogenic Diet in Non-alcoholic Fatty Liver Disease

NCT03784716
View directory record Official record
Conditions
Fatty Liver, Nonalcoholic, Liver Diseases
Interventions
Ketogenic Diet, Standard Weight Loss Diet
Other
Lead sponsor
Marc Goodman
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 11, 2022 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional

Global Profiling of Gene and Protein Expression Associated With Coronary Heart Disease Reversal

NCT01805492
View directory record Official record
Conditions
Heart Diseases, Cardiovascular Diseases
Interventions
Dr. Dean Ornish Program for Reversing Heart Disease
Behavioral
Lead sponsor
Windber Research Institute
Other
Eligibility
21 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2009
U.S. locations
1
States / cities
Windber, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 6, 2013 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Results available

Impact of a Low-Carbohydrate Diet in Pediatric Type 1 Diabetes

NCT03997409
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Dietary Intervention
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years to 21 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 8, 2023 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Ketosis: Fatty Acids Activate AMPK Energy Circuits Modulating Global Methylation

NCT03319173
View directory record Official record
Conditions
Mild Cognitive Impairment, Metabolic Syndrome
Interventions
Dietary intervention
Behavioral
Lead sponsor
Bristlecone Health, Inc.
Industry
Eligibility
35 Years to 80 Years
Enrollment
98 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Maple Grove, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 12, 2019 · Synced Oct 31, 2026, 12:30 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 31, 2023 · Synced Oct 31, 2026, 12:30 PM EDT
Recruiting Not applicable Interventional

Intermittent Fasting in Prostate Cancer Patients Receiving Androgen Deprivation Therapy

NCT06172283
View directory record Official record
Conditions
Prostate Cancer
Interventions
Intermittent Fasting
Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Not yet recruiting Not applicable Interventional

Dietary, Medication, and Endoscopic Interventions for Post-Bariatric Hypoglycemia

NCT07878494
View directory record Official record
Conditions
Post-Bariatric Hypoglycemia
Interventions
Dietary Intervention, GLP-1 receptor agonist or Dual GIP/GLP-1 receptor agonist, Transoral Outlet Reduction (TORe)
Behavioral · Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Phase 1 Interventional

Implementation of a Nutritional Tool During Melphalan Autologous Transplant to Improve Caloric and Protein Intake

NCT03449927
View directory record Official record
Conditions
Melphalan Autologous Transplant
Interventions
Specialized menu, Standard of care menu, Self report dietary intake worksheet, Post study questionnaire
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 13, 2019 · Synced Oct 31, 2026, 12:30 PM EDT
Terminated Phase 2 Interventional Results available

Bevacizumab, Metronomic Chemotherapy (CM), Diet and Exercise After Preoperative Chemotherapy for Breast Cancer

NCT00925652
View directory record Official record
Conditions
Breast Cancer
Interventions
Bevacizumab, Cyclophosphamide, Methotrexate, Lifestyle: Diet, Lifestyle: Diet+Exercise
Drug · Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
9
States / cities
Birmingham, Alabama • Indianapolis, Indiana • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 19, 2022 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Results available

The LoBAG Diet and Type 2 Diabetes Mellitus

NCT02717078
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Diet Therapy
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 26, 2024 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Continuous vs. Intermittent Caloric Restriction on Fat Los

NCT06079658
View directory record Official record
Conditions
Obesity
Interventions
Continuous Caloric Restriction versus Intermittent Caloric Restriction on Fat Loss
Behavioral
Lead sponsor
Coastal Carolina University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Conway, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 12, 2023 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Results available

Piloting a Family-Based Intervention of Time-Restricted Eating to Treat Obesity

NCT05107726
View directory record Official record
Conditions
Childhood Obesity
Interventions
TRE Group
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
3 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of High Fruit, Vegetable, and Dairy Intake on Plasma Lipids and Blood Pressure in Healthy Individuals

NCT01404897
View directory record Official record
Conditions
Cardiovascular Disease, Dyslipidemia, Blood Pressure
Interventions
Dietary Intervention
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
22 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Mar 26, 2015 · Synced Oct 31, 2026, 12:30 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effect of a Synbiotic Supplement on a High-protein Diet

NCT03123510
View directory record Official record
Conditions
Obesity
Interventions
Bifidobacterium spp plus bimuno- galacto-oligosaccharides, Placebo
Dietary Supplement
Lead sponsor
South Dakota State University
Other
Eligibility
18 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Brookings, South Dakota
Source: ClinicalTrials.gov public record
Updated Apr 21, 2017 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional

Impact of Resistance Training-Protein Supplementation on Lean Muscle Mass in Childhood Cancer Survivors

NCT02501460
View directory record Official record
Conditions
Cancer
Interventions
Educational handouts, Resistance training, Supplementation, Placebo
Other · Dietary Supplement
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
18 Years to 44 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 31, 2026, 12:30 PM EDT
Active, not recruiting Not applicable Interventional

Pea Protein Oral Nutrition Supplement for the Reduction of Gastrostomy Tube Placement Rate in Patients With Locally Advanced Head and Neck Cancer Undergoing Chemoradiation Therapy

NCT05115760
View directory record Official record
Conditions
Locally Advanced Head and Neck Carcinoma
Interventions
Dietary Supplement, Quality-of-Life Assessment, Questionnaire Administration
Dietary Supplement · Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Recruiting Not applicable Interventional

Lifestyle Change Implementation Research Network at PRC at UMass Chan

NCT07481305
View directory record Official record
Conditions
GLP - 1
Interventions
Digital Lifestyle Coaching Program
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

WOOP VA: Promoting Weight Management in Primary Care

NCT05014984
View directory record Official record
Conditions
Obesity
Interventions
mental contrasting with implementation intentions, telephone-delivered, telehealth-delivered, and or in-person MOVE! or TeleMOVE!, Information About Diet, Physical Activity, and Weight Management (Baseline Visit - 10 minutes): All, Telephone MCII Check-ins (30 minutes at 3 days, 4 weeks, and 2 months after baseline visit)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 70 Years
Enrollment
405 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional

Dietary Oxysterols and β-Cell Function Among African Americans

NCT05072587
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Plant-based diet with no oxysterols, Standard ADA Diet (SADA)
Behavioral
Lead sponsor
Morehouse School of Medicine
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 17, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Diet in Healthy Adults With Differing BMI

NCT06515912
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Ketogenic Diet
Other
Lead sponsor
Penn State University
Other
Eligibility
25 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Increasing Lean Protein Intake in Preschool-age Children and Assessing Effects on Cognition and Select Health Outcomes

NCT06882252
View directory record Official record
Conditions
Diet Modification
Interventions
Low glycemic index diet
Other
Lead sponsor
Sibylle Kranz, PhD, RDN
Other
Eligibility
2 Years to 5 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 18, 2025 · Synced Oct 31, 2026, 12:30 PM EDT
Withdrawn Not applicable Interventional

Autoimmune Protocol Diet Intervention on Proteinuria in IgA Nephropathy Patients

NCT07022574
View directory record Official record
Conditions
IgA Nephropathy (IgAN)
Interventions
Low inflammation diet intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Manhattan Beach, California
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Trial to Evaluate the Efficacy of a Healthy Meal Plan in Improving Health Biomarkers and Promoting Healthy Weight Management.

NCT07140978
View directory record Official record
Conditions
Healthy Diet, Healthy Nutrition
Interventions
Green Chef Meal Delivery Program
Dietary Supplement
Lead sponsor
Green Chef Corporation
Industry
Eligibility
25 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 26, 2025 · Synced Oct 31, 2026, 12:30 PM EDT
Completed Not applicable Interventional

The Effects of Nutrition Supplementation and Education on the Healing of Diabetic Foot Ulcer (DFU)

NCT04055064
View directory record Official record
Conditions
Diabetic Foot Ulcer
Interventions
glucose control nutritional shake, nutrition education
Dietary Supplement
Lead sponsor
Florida State University
Other
Eligibility
30 Years to 70 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Oct 31, 2026, 12:30 PM EDT