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ClinicalTrials.gov public records Last synced Oct 20, 2026, 3:29 AM EDT

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Showing 73–96 of 795 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Diet Modification Clear all
Completed Not applicable Interventional Accepts healthy volunteers

HEART at Head Start Pilot (Healthy Eating, Activity, Relaxation Trial)

NCT06346574
View directory record Official record
Conditions
Dietary Habits, Physical Inactivity, Sleep Hygiene
Interventions
Experimental
Behavioral
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feeding America Intervention Trial for Health--Diabetes Mellitus

NCT02569060
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Testing and Monitoring of Blood Glucose Levels, Primary care coordination, Diabetes-appropriate food packages, Diabetes self-management education
Other · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
568 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
4
States / cities
Oakland, California • San Francisco, California • Detroit, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional

Improving Energy Balance in Men With Prostate Cancer

NCT01886677
View directory record Official record
Conditions
Prostate Cancer
Interventions
Immediate diet and exercise intervention, Delayed diet and exercise intervention
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 3, 2017 · Synced Oct 20, 2026, 3:29 AM EDT
Active, not recruiting Not applicable Interventional

Group Lifestyle Balance™ for Individuals With Stroke (GLB-CVA)

NCT03873467
View directory record Official record
Conditions
Stroke
Interventions
Group Lifestyle Balance, Usual Care
Behavioral · Other
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years to 85 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Trial to Assess Gastrointestinal Responses to Dietary Fibers in Adults Using Weight Loss Medications

NCT07012317
View directory record Official record
Conditions
Gastrointestinal Symptoms, Weight Loss, GLP-1
Interventions
High Fiber Bar with Inulin, High Fiber bar with Fiber Blend, High Fiber Bar with Resistant Starch type 4, Low Fiber Bar
Other
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
25 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
2
States / cities
Miami Gardens, Florida • Port Saint Lucie, Florida
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Results available

Effect of Low Carbohydrate Versus Low Fat Diet in the Treatment of Dyslipidemia in Obese Children With Metabolic Syndrome

NCT03937960
View directory record Official record
Conditions
Metabolic Syndrome, Obesity, Dyslipidemias
Interventions
Carbohydrate restricted group, Standard low fat diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 18 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Dec 22, 2022 · Synced Oct 20, 2026, 3:29 AM EDT
Enrolling by invitation Not applicable Interventional

Iowa Produce Prescription Program

NCT06837805
View directory record Official record
Conditions
Diabetes Mellitus Type 2, Pre-diabetes
Interventions
Iowa Produce Prescription Program (I-PPP), Produce Your Path Behavioral Nutrition Intervention (PYP)
Other · Behavioral
Lead sponsor
Iowa State University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Ames, Iowa
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Alternative Dietary Approaches Online to Promote Tracking

NCT05049005
View directory record Official record
Conditions
Diet Quality, Weight Loss
Interventions
Simplified dietary tracking
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 12, 2022 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Results available

Cook for Your Life!: Implementing Dietary Change Among Hispanic Breast Cancer Survivors

NCT01414062
View directory record Official record
Conditions
Breast Cancer
Interventions
Cocinar Para Su Salud Program, Written dietary recommendations
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older · Female only
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 23, 2024 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional

Safety of Low and Very Low Carbohydrate Diets in Young Children With Type 1 Diabetes

NCT03862521
View directory record Official record
Conditions
Type 1 Diabetes Mellitus, Diet Modification, Child, Only
Interventions
Low carbohydrate diet, Very low carbohydrate diet
Other
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
2 Years to 11 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Oct 20, 2026, 3:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Lifestyle Intervention for Healthy Change

NCT05956574
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Nutrigenomix, personalized dietary plan, Physical Activity, Behavioral counseling, Standard Dietary plan
Behavioral
Lead sponsor
Augusta University
Other
Eligibility
18 Years to 40 Years
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 19, 2025 · Synced Oct 20, 2026, 3:29 AM EDT
Not listed Not applicable Interventional

RYSE Family-based Behavioral Treatment for Childhood Obesity

NCT05212155
View directory record Official record
Conditions
Obesity, Childhood
Interventions
family-based behavioral treatment (FBT)
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
5 Years to 12 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Joplin, Missouri • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 29, 2024 · Synced Oct 20, 2026, 3:29 AM EDT
Terminated Not applicable Interventional

Evaluating Dietary Intervention Before surgicaL Treatment for Epilepsy

NCT02261753
View directory record Official record
Conditions
Cortical Dysplasia
Interventions
Classical ketogenic diet
Dietary Supplement
Lead sponsor
University College, London
Other
Eligibility
3 Years to 15 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

New DIETs: New Dietary Interventions Enhancing the Treatment for Weight Loss

NCT01742572
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Diet
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
63 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 18, 2019 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Chronic Thermogenic Dietary Supplement Consumption

NCT05619809
View directory record Official record
Conditions
Body Composition Changes, Body Weight Changes, Anthropometric Changes, Metabolism Changes, Hemodynamic Changes
Interventions
Thermogenic dietary supplement, Protein supplement, Placebo supplement
Dietary Supplement
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 40 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Oct 10, 2023 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

STUDY: Effects of Potatoes in a Weight Loss Program

NCT01186393
View directory record Official record
Conditions
Obesity
Interventions
Control, Low Glycemic Index, High Glycemic Index
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
2
States / cities
Davis, California • Mather, California
Source: ClinicalTrials.gov public record
Updated May 18, 2015 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Latino Fathers Promoting Healthy Youth Behaviors

NCT03469752
View directory record Official record
Conditions
Diet Modification, Physical Activity, Parenting, Adolescent Obesity
Interventions
Parent education classes
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
10 Years to 14 Years
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 20, 2021 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional

Remotely Delivered Behavioral Weight Loss Using an Ad Libitum Plant-Based Diet Versus a Balanced Calorie Deficit Diet

NCT05337150
View directory record Official record
Conditions
Obesity, Overweight
Interventions
Lifestyle Modification Intervention, Balanced Calorie Deficit Eating Plan, Ad Libitum Whole Food Plant-Based Eating Plan
Behavioral
Lead sponsor
Drexel University
Other
Eligibility
18 Years to 75 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 14, 2023 · Synced Oct 20, 2026, 3:29 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Evaluating Care Integration Between Pediatric Primary Care Providers and WIC Nutritionists

NCT07494097
View directory record Official record
Conditions
Weight Gain Trajectory, BMI, Responsive Parenting, Diet Quality, Implementation
Interventions
Data integration around responsive parenting, Standard Care (in control arm)
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 40 Years
Enrollment
380 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Results available

INtervention Study In overweiGHT Patients With COPD

NCT02634268
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive, Obesity, Weight Loss, Life Style, Overweight
Interventions
Lifestyle Intervention
Behavioral
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
40 Years and older
Enrollment
684 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
39
States / cities
Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 32 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2022 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Phone Coaching and Internet-delivered Weight Loss

NCT03867981
View directory record Official record
Conditions
Obesity
Interventions
Internet-based weight loss program, Brief phone coaching, Extended phone coaching
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional

The MONITOR Study: Remote Monitoring Of a Nutrition Intervention To Optimize Treatment Response

NCT06050395
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Quality fo Life Questionnaire (FHSI), Vioscreen Food Frequency Questionnaire (FFQ), Educational Handouts, NutritionCoaching, Follow-Up Survey, Functional Assessment of Anorexia/Cachexia Treatment (FAACT) Questionnaire, Patient Reported Outcomes Measure- Cognitive Function (PROMIS-Cog) Questionnaire
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Oct 20, 2026, 3:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Optimizing Self-Monitoring Feedback Delivery for the Treatment of Overweight and Obesity

NCT07227051
View directory record Official record
Conditions
Obesity & Overweight, Obesity (Disorder)
Interventions
Feedback on Calorie Goal Attainment, Feedback on Dietary Quality, Feedback on Physical Activity Goal Attainment, Goal Setting Prompt
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 20, 2026, 3:29 AM EDT
Completed Not applicable Interventional

Pilot Study Using a Dietary Intervention for Children With Irritable Bowel Syndrome

NCT01018498
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Restricted FODMAPs diet
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
7 Years to 17 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 20, 2026, 3:29 AM EDT