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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Research diet Clear all
Not yet recruiting Not applicable Interventional

Reducing Cardiovascular Risks: The Role of Alcohol Use

NCT07783061
View directory record Official record
Conditions
Alcohol Drinking, Drinking Behavior, At-risk Drinking, Cardiovascular Risk Factor, High Blood Pressure
Interventions
Alcohol Abstinence, Control arm
Behavioral · Other
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
26 Years to 49 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Arlington, Texas
Source: ClinicalTrials.gov public record
Updated Aug 23, 2026 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Exercise Dose and Nonalcoholic Fatty Liver Disease

NCT00771108
View directory record Official record
Conditions
Non-alcoholic Fatty Liver Disease (NAFLD)
Interventions
exercise
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 6, 2011 · Synced Sep 22, 2026, 6:55 PM EDT
Terminated Not applicable Interventional

Total Joint Arthroplasty (TJA) Weight Loss Study

NCT05156762
View directory record Official record
Conditions
Osteoarthritis, Hip, Osteoarthritis, Knee, Obesity, Morbid
Interventions
Bariatric surgery, Medical weight loss, Patient research surveys, Total joint arthroplasty (TJA), Usual standard of care
Procedure · Behavioral · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Harvesting Health Program in Improving Diet and Physical Activity Level in Cancer Survivors

NCT02268188
View directory record Official record
Conditions
Cancer Survivor
Interventions
education, nutrition intervention, exercise intervention, questionnaire administration, laboratory biomarker analysis, quality-of-life assessment
Other · Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 29, 2019 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Lifestyle Education for Activity and Nutrition for a Leaner You

NCT00957008
View directory record Official record
Conditions
Body Weight Changes, Overweight
Interventions
Group weight loss program, Group weight loss program plus use of the Senseware Armband, Use of the senseware armband alone program
Behavioral · Other · Device
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 18, 2019 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Phase 4 Interventional Results available

Use of Patiromer to Transition Chronic Kidney Disease Patients With Hyperkalemia to a Plant-rich Diet.

NCT03183778
View directory record Official record
Conditions
Chronic Kidney Diseases, Hyperkalemia
Interventions
Patiromer, Research Diet Menu
Drug · Dietary Supplement
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 30, 2021 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Intervention in Depression

NCT06080932
View directory record Official record
Conditions
Depression, Ketosis
Interventions
Ketogenic Diet, NIH Toolbox, gradCPT, Resting-state fMRI, Task-fMRI, CGM/CKM, Blood Draw, Sleep Monitoring, Ketone/Glucose Monitoring, Body Composition, PHQ-9, WHO-5, SKID
Other · Biological · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 30 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 28, 2025 · Synced Sep 22, 2026, 6:55 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Lithium Water in Gun Violence Prevention

NCT02213614
View directory record Official record
Conditions
Assault by Handgun Discharge, Violence, Homicide, Sexual Assault by Bodily Force, Substance Abuse Problem
Interventions
Lithium Water, placebo: spring mineral water, natural spring water
Dietary Supplement · Other
Lead sponsor
American Society Of Thermalism And Climatology Inc
Other
Eligibility
14 Years to 60 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 22, 2015 · Synced Sep 22, 2026, 6:55 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Esophageal Absorption in EoE

NCT02314455
View directory record Official record
Conditions
Eosinophilic Esophagitis
Interventions
D-xylose
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 20, 2016 · Synced Sep 22, 2026, 6:55 PM EDT
Not listed Not applicable Interventional

Additional Dietary Large Neutral Amino Acids (LNAA) for Improved Symptoms in Adult Classical Phenylktonuria (PKU)

NCT05174559
View directory record Official record
Conditions
Phenylketonurias
Interventions
PreKUnil® LNAA Medical Food for PKU
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 3, 2023 · Synced Sep 22, 2026, 6:55 PM EDT
Recruiting Not applicable Interventional

OMEGA - Dietary Intervention - COPD Trial

NCT05297279
View directory record Official record
Conditions
COPD, Chronic Obstructive Pulmonary Disease
Interventions
Home delivery Omega-3 rich Food, Dietary Motivational Coaching, Home delivery Food
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Mobile HIV Prevention App for Black Women

NCT05080972
View directory record Official record
Conditions
Mobile Phone Use, Hiv, Stigma, Social
Interventions
in-the-kNOW mobile app, Control
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

COMIDAS Comparing Original Mexican Diets and Standard US Diets

NCT01369173
View directory record Official record
Conditions
Healthy
Interventions
Mexican or American foods
Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 5, 2015 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fermented Vegetables and Gut Microbiome Pilot Study

NCT06883994
View directory record Official record
Conditions
Fermented Vegetable Intake, Fermented Vegetable Acceptability, Gut Health, Gut Microbiome, Gastrointestinal Immune Function, Microbiome
Interventions
Fermented vegetable intervention
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Sep 22, 2026, 6:55 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Dietary Approaches to Stop Hypertension in 'Diastolic' Heart Failure 2 (DASH-DHF 2)

NCT01942395
View directory record Official record
Conditions
Diastolic Heart Failure, Hypertensive Heart Disease
Interventions
DASH/sodium-restricted diet (DASH/SRD), Control Diet
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 5, 2018 · Synced Sep 22, 2026, 6:55 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 Jul 27, 2026 · Synced Sep 22, 2026, 6:55 PM EDT
Completed No phase listed Observational Results available

The Use of a Consumer-Based mHealth Dietary App and Health Coaching With Kidney Transplant Recipients

NCT05151445
View directory record Official record
Conditions
Kidney Transplant, Kidney Transplant; Complications
Interventions
mHealth dietary app + health coaching intervention
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 27, 2024 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional

Improving Diabetes Outcomes Through Lifestyle Change (IDOLc)Study

NCT01665989
View directory record Official record
Conditions
Type 2 Diabetes, Obesity
Interventions
Group Lifestyle Program, Usual Care
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Endogenous Modulation and Central Sensitization in New Daily Persistent Headache ( NDPH ) in Children

NCT03447782
View directory record Official record
Conditions
New Daily Persistent Headache (NDPH)
Interventions
Naltrexone HCl (Bulk) Powder
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Phase 1Phase 2 Interventional

The MHERO Study (Michigan's Hypertension, Diabetes, and Obesity Education Research Online)

NCT03729479
View directory record Official record
Conditions
Type2 Diabetes Mellitus, Hypertension, PreDiabetes, Overweight and Obesity
Interventions
DASH diet, Very low carbohydrate, ketogenic diet, Extras
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 70 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 28, 2020 · Synced Sep 22, 2026, 6:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Web-based Physical Activity Intervention for Children

NCT05254483
View directory record Official record
Conditions
Physical Activity in Children
Interventions
UNICEF kid power program immediately, UNICEF kid power program for waitlist control, ActiGraph Accelerometer
Behavioral · Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
8 Years to 11 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Sep 22, 2026, 6:55 PM EDT
Recruiting Phase 2 Interventional

Research On Nicotinamide Riboside Supplement Support in MDS (ROSS Trial)

NCT07579429
View directory record Official record
Conditions
Clonal Cytopenia of Undetermined Significance, Myelodysplastic Syndrome
Interventions
Nicotinamide Riboside, Pterostilbene
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 22, 2026, 6:55 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

WHNRC (Western Human Nutrition Research Center) Honey Study

NCT06107231
View directory record Official record
Conditions
Postprandial Glycemia, Metabolic Stress, Cognitive Change, Satisfaction, Personal
Interventions
Honey, Sucrose, Honey plus almonds, Sucrose plus almonds
Other
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 40 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Sep 22, 2026, 6:55 PM EDT
Not yet recruiting Not applicable Interventional

Food is Medicine in Pediatric Patients With Diabetes

NCT07535502
View directory record Official record
Conditions
Type I Diabetes, Pediatrics, Food Insecurity
Interventions
Community Servings, PedsQL Survey, Nutrition Counseling, SDOH Survey
Other
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
5 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Sep 22, 2026, 6:55 PM EDT