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ClinicalTrials.gov public records Last synced Oct 29, 2026, 2:41 PM EDT

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Showing 1249–1272 of 1,729 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary Modification Clear all
Completed Not applicable Interventional

A Defined, Plant-based, 4-week Dietary Intervention Reduces Lp(a) and Other Atherogenic Particles

NCT03172611
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Dietary Intervention
Other
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 75 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 1, 2017 · Synced Oct 29, 2026, 2:41 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Increased Dietary Protein Intake During GLP-1 Medication Use (in Middle-aged Women With Overweight/Obesity)

NCT07480109
View directory record Official record
Conditions
Obesity, Women (Between 30 to 60 Years Old)
Interventions
Protein Rich Foods
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Results available

Feasibility Study of Modified Atkins Ketogenic Diet in the Treatment of Newly Diagnosed Malignant Glioma

NCT03278249
View directory record Official record
Conditions
Glioblastoma
Interventions
Modified Atkins Ketogenic Diet
Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Juice Study: Sensitivity of Skin Carotenoid Status to Detect Change in Intake

NCT03202043
View directory record Official record
Conditions
Overweight
Interventions
High dose vegetable juice, Medium dose vegetable juice, Low dose vegetable juice, Control bottled water
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Holistic Intervention for Cancer Survivors

NCT06749938
View directory record Official record
Conditions
Cancer
Interventions
Holistic Intervention
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 27, 2024 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Health at Every Size vs a Behavioral Weight Loss Approach for Obese Women

NCT00769717
View directory record Official record
Conditions
Obesity
Interventions
Wellness-Centered (HUGS), Weight-Centered (LEARN)
Behavioral
Lead sponsor
The Reading Hospital and Medical Center
Other
Eligibility
30 Years to 45 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
West Reading, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 3, 2019 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Early Phase 1 Interventional

Feasibility Trial of the Modified Atkins Diet and Bevacizumab for Recurrent Glioblastoma

NCT02768389
View directory record Official record
Conditions
Glioblastoma, Brain Tumor
Interventions
Bevacizumab, Modified Atkins Diet
Drug · Behavioral
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
4
States / cities
Cincinnati, Ohio • Cleveland, Ohio • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 15, 2019 · Synced Oct 29, 2026, 2:41 PM EDT
Not listed Not applicable Interventional

Metabolic Optimization Through Diet/Lifestyle Improvements For Youth

NCT04270084
View directory record Official record
Conditions
Dyslipidemias, Obesity
Interventions
Alive-Family
Behavioral
Lead sponsor
Children's National Research Institute
Other
Eligibility
10 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 7, 2022 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Effect of Omega-3-fatty Acids on Blood Levels Omega-3 Fatty Acids in Patients With Age-related Macular Degeneration

NCT01653184
View directory record Official record
Conditions
Macular Degeneration
Interventions
Omega-3 fatty acid
Dietary Supplement
Lead sponsor
Wills Eye
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
4
States / cities
Cherry Hill, New Jersey • Bethlehem, Pennsylvania • Huntingdon Valley, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 12, 2016 · Synced Oct 29, 2026, 2:41 PM EDT
Terminated Not applicable Interventional

Family-Based Behavioral Treatment for Childhood Survivors of Acute Lymphoblastic Leukemia

NCT05410574
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia
Interventions
Family-based Behavioral Weight Loss Treatment
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
5 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 3, 2024 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of an Online Behavioral Weight Loss Program

NCT01492413
View directory record Official record
Conditions
Overweight, Obesity
Interventions
online lifestyle counseling and a fortified diet beverage
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
572 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 15, 2011 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Koa Family: California's Obesity Prevention Project

NCT03605888
View directory record Official record
Conditions
Weight Loss, Diet Habit, Physical Activity, Overweight and Obesity
Interventions
Koa Family
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 47 Years · Female only
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jul 23, 2020 · Synced Oct 29, 2026, 2:41 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

DiAL Health Research Study

NCT05549362
View directory record Official record
Conditions
Aging, Weight Loss, Treatment Adherence
Interventions
Dial Health Research Study
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
25 Years to 45 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
2
States / cities
Birmingham, Alabama • Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 12, 2025 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Facebook and Friends: Developing an Effective Online Social Network for Weight Loss

NCT02656680
View directory record Official record
Conditions
Weight Loss
Interventions
Continuous Enrollment, Closed Enrollment
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 65 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 21, 2024 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Make Better Choices Study

NCT00113672
View directory record Official record
Conditions
Cardiovascular Diseases, Heart Diseases
Interventions
Increase healthy activity and increase healthy eating, Decrease unhealthy activity and increase healthy eating, Increase physical activity and decrease unhealthy eating, Decrease sedentary activity and decrease unhealthy eating
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
21 Years to 60 Years
Enrollment
204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 4, 2013 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Family Diabetes Prevention Program Pilot Study

NCT05358444
View directory record Official record
Conditions
PreDiabetes, Overweight and Obesity, Type 2 Diabetes, Overweight, Childhood, Obesity, Childhood, Lifestyle, Healthy
Interventions
National Diabetes Prevention Program Lifestyle Intervention (DPP), Family Diabetes Prevention Program (Family DPP)
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
5 Years and older
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Oct 29, 2026, 2:41 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Evaluation of Changes in Skin Carotenoid Scores in Medical Students Following Dietary Interventions

NCT02163928
View directory record Official record
Conditions
Health Behavior
Interventions
Food-based intervention; increased fruits and vegetables
Other
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years to 89 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Feb 5, 2020 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Feasibility of Telephone Counseling to Increase Physical Fitness in SCI

NCT02225028
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Physical Activity Counseling
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 5, 2017 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Integrating Lifestyle Therapy for Diabetes Prevention Into Primary Care

NCT00853801
View directory record Official record
Conditions
Pre-Diabetes, Metabolic Syndrome, Type 2 Diabetes
Interventions
Lifestyle intervention and provider feedback
Behavioral
Lead sponsor
Cook County Health
Government
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 26, 2023 · Synced Oct 29, 2026, 2:41 PM EDT
Completed No phase listed Observational

A Protein-sparing Modified Fast for Children and Adolescents With Severe Obesity (PSMF)

NCT03899311
View directory record Official record
Conditions
Obesity, Childhood
Interventions
protein-sparing modified fast diet
Other
Lead sponsor
Ihuoma Eneli
Other
Eligibility
11 Years to 19 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 2, 2019 · Synced Oct 29, 2026, 2:41 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Modulating Early Life Microbiome Through Dietary Intervention in Crohn's Disease

NCT03850600
View directory record Official record
Conditions
Crohn Disease, Pregnancy
Interventions
Diet-CD
Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Female only
Enrollment
194 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
2
States / cities
Worcester, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 6, 2025 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Biobehavioral Impact of Diet Quality on Affect and Craving

NCT04105712
View directory record Official record
Conditions
Food Addiction, Withdrawal
Interventions
Dietary Change (low in highly processed foods)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
25 Years to 40 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Pilot Diet Study for Multiple Sclerosis

NCT02986893
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Dietary Intervention, Non-dietary Intervention Arm
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 3, 2018 · Synced Oct 29, 2026, 2:41 PM EDT
Completed Not applicable Interventional

Ketogenic Diet & Functional Recovery in Moderate to Severe Traumatic Brain Injury

NCT04530032
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
ketogenic/modified Atkins diet, Standard diet
Other
Lead sponsor
Loma Linda University
Other
Eligibility
16 Years to 90 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Loma Linda, California
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 29, 2026, 2:41 PM EDT