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ClinicalTrials.gov public records Last synced Nov 15, 2026, 4:02 AM EST

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Showing 49–72 of 741 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Dietary Intervention Clear all

Conditions: Obesity
Interventions: Podcasts, Mobile Diet Application, Bite Counter; Behavioral
Lead sponsor: University of South Carolina; Other
Eligibility: 18 Years to 65 Years
Enrollment: 81 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2016
U.S. locations: 1
States / cities: Columbia, South Carolina

Conditions: Impaired Mobility
Interventions: Nutrition Intervention, Contact Control; Behavioral
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 65 Years and older
Enrollment: 180 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2030
U.S. locations: 1
States / cities: Baltimore, Maryland

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

Conditions: Metabolic Syndrome, Hypertriglyceridemia
Interventions: diet; Other
Lead sponsor: Baylor College of Medicine; Other
Eligibility: 21 Years to 75 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2020
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Rheumatoid Arthritis
Interventions: Vegan Diet, dietary supplement omega3 fatty acids aand vitamins; Other · Dietary Supplement
Lead sponsor: Physicians Committee for Responsible Medicine; Other
Eligibility: 18 Years and older
Enrollment: 32 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2012
U.S. locations: 1
States / cities: Washington D.C., District of Columbia

Conditions: Diabetes Complications, Cardiovascular Diseases
Interventions: Mediterranean Diet; Other
Lead sponsor: MaineHealth; Other
Eligibility: 18 Years and older
Enrollment: 1 participant
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2023
U.S. locations: 1
States / cities: Portland, Maine

Conditions: Kidney Transplant
Interventions: Exercise Rehabilitation; Behavioral
Lead sponsor: University of Illinois Chicago; Other
Eligibility: 18 Years to 65 Years
Enrollment: 135 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2021
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Diet, Mediterranean, Health Behavior, Program Sustainability, Program Effectiveness
Interventions: Mediterranean diet Intervention; Behavioral
Lead sponsor: Harvard School of Public Health (HSPH); Other
Eligibility: 18 Years and older
Enrollment: 486 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2019
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Omega 3 Fatty Acids
Interventions: Pastured Livestock Diet, Conventional Livestock Diet; Dietary Supplement
Lead sponsor: Utah State University; Other
Eligibility: 30 Years to 65 Years
Enrollment: 80 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025
U.S. locations: 1
States / cities: Logan, Utah

Conditions: Osteoarthritis
Interventions: Osteoarthritis Intervention; Behavioral
Lead sponsor: US Department of Veterans Affairs; Federal
Eligibility: 21 Years and older
Enrollment: 300 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2014
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Metastatic Breast Cancer, Breast Cancer Stage IV
Interventions: Plant-Based Diet; Behavioral
Lead sponsor: University of Rochester; Other
Eligibility: 18 Years and older · Female only
Enrollment: 32 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2022
U.S. locations: 1
States / cities: Rochester, New York

Conditions: Value of the Bowel Preparation and Diet Change Versus no Intervention, Preoperative Bowel Regimen
Interventions: No bowel prep, Clear liquid diet and 2 Fleet's enemas; Other
Lead sponsor: University of Alabama at Birmingham; Other
Eligibility: 19 Years and older · Female only
Enrollment: 150 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2013
U.S. locations: 1
States / cities: Birmingham, Alabama

Conditions: PCOS (Polycystic Ovary Syndrome), Obese Adolescents, Overweight (Without Type 2 Diabetes) With Weight-related Comorbidities, Overweight Adolescents, Irregular Menstrual Cycle, Irregular Menstrual Cycles, Hirsutism, Hyperandrogenism
Interventions: Beef+; Other
Lead sponsor: Texas A&M University; Other
Eligibility: 11 Years to 17 Years · Female only
Enrollment: 36 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 1
States / cities: College Station, Texas

Conditions: Adolescent Behavior, Nutrition, Healthy
Interventions: ACE intervention; Behavioral
Lead sponsor: Cornell University; Other
Eligibility: Not listed
Enrollment: 22 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Ithaca, New York

Conditions: Obesity, Childhood
Interventions: Control Breakfast Beverage, Omega-3 Breakfast Beverage; Dietary Supplement
Lead sponsor: University of Arkansas, Fayetteville; Other
Eligibility: 8 Years to 12 Years
Enrollment: 27 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016
U.S. locations: 1
States / cities: Fayetteville, Arkansas

Conditions: Amyotrophic Lateral Sclerosis (ALS), Parkinson's Disease (PD)
Interventions: The MIND diet; Behavioral
Lead sponsor: The University of Tennessee, Knoxville; Other
Eligibility: 30 Years and older
Enrollment: 43 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2025
U.S. locations: 3
States / cities: Elizabethton, Tennessee • Knoxville, Tennessee

Conditions: Cardiovascular Disease
Interventions: Lifestyle behavior change program, Pamphlets; Behavioral
Lead sponsor: University of North Carolina, Chapel Hill; Other
Eligibility: 40 Years to 64 Years · Female only
Enrollment: 258 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2003 – 2005
U.S. locations: 1
States / cities: Wilmington, North Carolina

Conditions: Weight Loss, Diet, Healthy, Cardiovascular Risk Factor
Interventions: Med-South Weight Loss Intervention, WW; Behavioral
Lead sponsor: University of North Carolina, Chapel Hill; Other
Eligibility: 18 Years to 75 Years
Enrollment: 360 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2024
U.S. locations: 1
States / cities: Chapel Hill, North Carolina

Conditions: Type I Diabetes
Interventions: Education, Problem Solving, Social Learning, Behavior Modification; Behavioral
Lead sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD); NIH
Eligibility: 8 Years to 17 Years
Enrollment: 293 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2013
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Bladder Cancer
Interventions: Ensure Plus®, Multivitamin; Dietary Supplement
Lead sponsor: Vanderbilt University; Other
Eligibility: 18 Years to 90 Years
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Obesity, Overweight, Weight Loss
Interventions: self-monitoring of body weight, self-monitoring of diet, weekly personalized feedback + lessons + action plans; Behavioral
Lead sponsor: Duke University; Other
Eligibility: 21 Years to 65 Years
Enrollment: 105 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Durham, North Carolina

Conditions: Depression, Anxiety, Stress
Interventions: Whole Liquid Egg, Plant-based Egg Substitute; Other
Lead sponsor: University of Idaho; Other
Eligibility: 19 Years and older · Female only
Enrollment: 1 participant
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023
U.S. locations: 1
States / cities: Moscow, Idaho

Conditions: Hypertension
Interventions: DASH Groceries + Weekly Sessions, Groceries + Brochure; Behavioral
Lead sponsor: Washington State University; Other
Eligibility: 18 Years and older
Enrollment: 315 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2023
U.S. locations: 4
States / cities: Purcell, Oklahoma • Rapid City, South Dakota • Seattle, Washington + 1 more

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

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Dietary Intervention Examining Tracking With Mobile Devices

Improving Dietary Quality and Social Engagement Through a Virtual Nutrition and Teaching Kitchen Intervention Among Older Veterans With Impaired Mobility

Fruit and Vegetable Study - Pilot

Effects of Diet Interventions on Monocytes in Metabolic Syndrome

A Nutritional Intervention for Arthritis

Effects of Mediterranean Diet Intervention in Diabetic Heart Disease

Effects of Personalized Physical Rehabilitation in Kidney Transplant Recipients

Feeding America's Bravest: Mediterranean Diet-Based Interventions to Change Firefighters' Eating Habits

The Impact of Pastured Livestock Food Consumption on Fatty Acid and Metabolomic Profiles

Patient and Provider Interventions for Managing Osteoarthritis in Primary Care

A Whole-food, Plant-Based Nutrition Intervention in Women With Metastatic Breast Cancer

Patient Experience and Bowel Preparation for Transvaginal Surgical Management of Vaginal Prolapse

Lean Beef as Part of a Healthy Meal Plan in Adolescents With Polycystic Ovary Syndrome (PCOS)/Polyendocrine Metabolic Ovarian Syndrome (PMOS)

Advanced Cooking Education Pilot Study

Nutrition Intervention to Measure Metabolic Response in Children

The Meals Study for Amyotrophic Lateral Sclerosis and Parkinson's Disease

NC Enhanced WISEWOMAN Project

Delicious Eating for Life in Southern Homes

Cultivating Healthy Environments in Families With Type 1 Diabetes (CHEF)

Perioperative Oral Nutrition Intervention for Patients Undergoing Radical Cystectomy

GoalTracker: Comparing Self-Monitoring Strategies for Weight Loss

Feasibility of Egg-Based Diet Interventions and Assessing Perinatal Mental Health

Diet Intervention for Hypertension: Adaptation and Dissemination to Native Communities

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