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ClinicalTrials.gov public records Last synced Oct 20, 2026, 5:26 AM EDT

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Showing 433–456 of 685 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary Modifications Clear all
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Fruit and Vegetable Study - Pilot

NCT07727746
View directory record Official record
Conditions
Fruit and Vegetable Consumption in Children, Fruit and Vegetable Consumption, Fruit and Vegetable Selection in the Lunchroom, Caregiver Nutrition
Interventions
FFVP+, FFVP-only
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
7 Years to 65 Years
Enrollment
880 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Terminated Not applicable Interventional

Piloting Diet and Exercise Interventions in Older Hispanics With Diabetes

NCT04132739
View directory record Official record
Conditions
Diabetes, Senior Syndrome, Frailty
Interventions
Diet, Exercise, Diet and exercise
Behavioral
Lead sponsor
Florida International University
Other
Eligibility
60 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
4
States / cities
Miami, Florida • Sweetwater, Florida
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

Wild Blueberries for Gut, Brain, and Heart Health in Adults With High Blood Pressure

NCT06735599
View directory record Official record
Conditions
Hypertension (Without Type 2 Diabetes Mellitus), High Blood Pressure, Male, Female, Adult, Cognition, Endothelial Function (Reactive Hyperemia), Oxidative Stress, Diet, Overweight, Body Composition Measurement, Gut Microbiome, Arterial Stiffness, Caucasian Whites, Inflammation, Microvascular Function
Interventions
Wild Blueberry, Placebo
Dietary Supplement
Lead sponsor
Georgia State University
Other
Eligibility
45 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

Mobile Health Dietary Intervention for Stroke Survivors With Prediabetes or Type 2 Diabetes

NCT07120334
View directory record Official record
Conditions
Stroke Recurrence, Type 2 Diabetes, Prediabetes
Interventions
PortionSize Ed + MedDiet Support, Standard of care for Stroke and Prediabetes or T2D
Behavioral
Lead sponsor
University of Hawaii
Other
Eligibility
30 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gut Flora Metabolite Reduction After Dietary Intervention (GRADY)

NCT02016430
View directory record Official record
Conditions
Dietary Modification, Cardiovascular Risk Factor
Interventions
MeLT Dietary intervention, TLC Dietary intervention, MeLT dietary intervention with TMAO
Behavioral
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Terminated Not applicable Interventional

Pilot Study of Dietary Modification of Appetite Set Point in Obesity

NCT00726271
View directory record Official record
Conditions
Obesity
Interventions
light olive oil, fish oil capsules, flax seed oil capsules
Dietary Supplement
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Not applicable Interventional Results available

Optimization of Adaptive Text Messages for Cancer Survivors (OATS II)

NCT05746195
View directory record Official record
Conditions
Colon Adenocarcinoma, Colorectal Carcinoma, Rectal Adenocarcinoma
Interventions
Dietary intervention via Text Messaging, Survey Administration, Nutrition Education
Behavioral · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Effects of Dietary Erythritol on Platelet Reactivity and Vascular Inflammation

NCT05967741
View directory record Official record
Conditions
Platelet Aggregation, Spontaneous, Vascular Thrombosis
Interventions
Erythritol, Aspartame
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 70 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

The Food Environment, Microbial Cysteine Metabolism, and Cancer Disparities

NCT07086833
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Low Cysteine Diet, High Cysteine Diet
Other
Lead sponsor
Purdue University
Other
Eligibility
45 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Indianapolis, Indiana • West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Metabolic Health on Sperm Epigenetic Marks in Humans

NCT03860558
View directory record Official record
Conditions
Overweight, Type 2 Diabetes Mellitus, Type 1 Diabetes Mellitus
Interventions
Lifestyle Intervention, No Intervention
Other
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

Mediterranean Diet vs no Dietary Intervention for Improving Signs and Symptoms of Psoriasis in Patients Treated With Anti-IL-17 or Anti-IL-23 Inhibitors

NCT06399432
View directory record Official record
Conditions
Psoriasis
Interventions
Mediterranean Diet
Behavioral
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 94 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Not listed Not applicable Interventional

A Clinical Trial Evaluating Diets for IBS

NCT05831306
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Diet A, Diet B
Other
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Boston, Massachusetts • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 28, 2023 · Synced Oct 20, 2026, 5:26 AM 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 29, 2025 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 2 Interventional

Low-Fat, High-Fiber Diet Compared to a Standard Diet in Treating Patients With Prostate Cancer

NCT00020995
View directory record Official record
Conditions
Prostate Cancer
Interventions
therapeutic dietary intervention
Procedure
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
40 Years to 80 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 20, 2013 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Phase 3 Interventional

Sodium Lowering and Urinary Protein Reduction Trial

NCT02945969
View directory record Official record
Conditions
Chronic Kidney Disease, Albuminuria
Interventions
Low Sodium Diet
Behavioral
Lead sponsor
Tulane University School of Public Health and Tropical Medicine
Other
Eligibility
21 Years and older
Enrollment
151 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 21, 2022 · Synced Oct 20, 2026, 5:26 AM EDT
Withdrawn Not applicable Interventional

Exercise and Diet Intervention in Promoting Weight Loss in Obese Patients With Stage I Endometrial Cancer

NCT03042897
View directory record Official record
Conditions
Estrogen Receptor Positive, Obesity, Progesterone Receptor Positive, Stage I Uterine Corpus Cancer, Stage IA Uterine Corpus Cancer, Stage IB Uterine Corpus Cancer
Interventions
Dietary Intervention, Exercise Intervention, Laboratory Biomarker Analysis, Quality-of-Life Assessment
Dietary Supplement · Behavioral · Other
Lead sponsor
University of Southern California
Other
Eligibility
19 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 17, 2020 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

Whole Foods for Teens: A Pilot Dietary Intervention to Reduce Body Adiposity in Adolescents With Obesity

NCT06464497
View directory record Official record
Conditions
Obesity, Childhood, Diet, Healthy, Body Weight Changes
Interventions
Whole Foods MyPlate Group
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
10 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Advanced Cooking Education Full Scale Study

NCT06558396
View directory record Official record
Conditions
Adolescent Behavior, Nutrition, Healthy
Interventions
ACE intervention
Behavioral
Lead sponsor
Cornell University
Other
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2024 · Synced Oct 20, 2026, 5:26 AM EDT
Active, not recruiting Not applicable Interventional

Dietary Intervention to Improve Kidney Transplant Outcomes

NCT05449496
View directory record Official record
Conditions
Kidney Transplant; Complications, Kidney Diseases, Transplant;Failure,Kidney, Diabetes, Hypertension, Obesity, Diet, Healthy, Lifestyle, Healthy
Interventions
Dietary Education Curriculum
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

Improving Insulin Resistance To Treat Non-Alcoholic Fatty Liver Disease: A Pilot Study

NCT02457286
View directory record Official record
Conditions
Non-alcoholic Fatty Liver Disease (NAFLD)
Interventions
Metformin, Lifestyle modifications, Fibroscan device (Echosens)
Drug · Behavioral · Device
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Jul 28, 2017 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Paleo Diet 8wk Feasibility in Overweight Adults

NCT03814473
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Diet
Other
Lead sponsor
University of Houston
Other
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 24, 2019 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Diagnostic Utility of SGLT1/2 Inhibition to Facilitate Myocardial Glucose Suppression

NCT06510894
View directory record Official record
Conditions
Cardiac Sarcoidosis
Interventions
Sotagliflozin
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 20, 2026, 5:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Healthy Diet for Healthy Moms and Babies

NCT03467503
View directory record Official record
Conditions
Gestational Diabetes, Obesity, Pregnancy, High Risk
Interventions
Blueberry + soluble fiber
Dietary Supplement
Lead sponsor
University of Nevada, Las Vegas
Other
Eligibility
19 Years to 40 Years · Female only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Oct 20, 2026, 5:26 AM EDT
Recruiting Not applicable Interventional

A Randomized Controlled Trial of a Nutritional Intervention for Endometriosis

NCT07090096
View directory record Official record
Conditions
Endometriosis
Interventions
A whole food plant based diet
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Oct 20, 2026, 5:26 AM EDT