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ClinicalTrials.gov public records Last synced Nov 4, 2026, 10:05 PM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1705–1728 of 1,729 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: Dietary Modification Clear all

Conditions: Anatomic Stage IV Breast Cancer AJCC v8, Metastatic Breast Carcinoma, Metastatic Lung Carcinoma, Metastatic Malignant Neoplasm in the Brain, Stage IV Lung Cancer AJCC v8
Interventions: Behavioral Dietary Intervention, Text Message-Based Navigation Intervention, Internet-Based Intervention, Dietary Counseling and Surveillance, Stereotactic Radiosurgery, Biospecimen Collection, Magnetic Resonance Imaging, Neurocognitive Assessment, Questionnaire Administration, Interview; Behavioral · Other · Radiation + 1 more
Lead sponsor: Thomas Jefferson University; Other
Eligibility: 18 Years and older
Enrollment: 1 participant
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Nutrition Assessment, Food Insecurity
Interventions: Nutrition Interventions; Other
Lead sponsor: Thomas Jefferson University; Other
Eligibility: 18 Years and older
Enrollment: 200 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Chronic Kidney Disease
Interventions: low-impact aerobic exercise, low-calorie (low-fat) diet; Behavioral · Dietary Supplement
Lead sponsor: Vanderbilt University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 3 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2009
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Post-Bariatric Hypoglycemia
Interventions: Dietary Intervention, GLP-1 receptor agonist or Dual GIP/GLP-1 receptor agonist, Transoral Outlet Reduction (TORe); Behavioral · Drug · Other
Lead sponsor: Stanford University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2031
U.S. locations: 1
States / cities: Palo Alto, California

Conditions: Chronic Kidney Disease Stage 3
Interventions: Controlled dietary intervention; Other
Lead sponsor: Indiana University; Other
Eligibility: 40 Years to 70 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: West Lafayette, Indiana

Conditions: Obesity
Interventions: Behavioral Family Intervention, Motivational Interviewing; Behavioral
Lead sponsor: Children's Hospital Medical Center, Cincinnati; Other
Eligibility: 2 Years to 5 Years
Enrollment: 167 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2016
U.S. locations: 1
States / cities: Cincinnati, Ohio

Conditions: Cancer
Interventions: Location-triggered notification, Reflections on benefits of change, Coach monitoring, Household support; Behavioral
Lead sponsor: Drexel University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 62 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2022
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Diabetes
Interventions: Lifestyle Intervention; Behavioral
Lead sponsor: University of Massachusetts, Amherst; Other
Eligibility: 18 Years to 45 Years · Female only
Enrollment: 263 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2018
U.S. locations: 1
States / cities: Springfield, Massachusetts

Conditions: Diabetes Mellitus, Chronic Disease
Interventions: Text Messaging (TM), Health Coaching (HC), Enhanced Usual Care (EC); Behavioral
Lead sponsor: University of Tennessee; Other
Eligibility: 18 Years and older
Enrollment: 646 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2020
U.S. locations: 19
States / cities: Holly Springs, Mississippi • Bartlett, Tennessee • Covington, Tennessee + 2 more

Conditions: Obesity, Type 2 Diabetes, Metabolic Syndrome, Diet Habit, Nutritional and Metabolic Disease, Food Preferences
Interventions: Dietary intervention; Other
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 21 Years to 65 Years
Enrollment: 22 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2024
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Coronary Artery Disease, Vascularization
Interventions: Acceptance and commitment therapy; Behavioral
Lead sponsor: University of Iowa; Other
Eligibility: 18 Years to 80 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Iowa City, Iowa

Conditions: Adolescent Obesity
Interventions: Mindful Eating, Standard dietary counselling; Behavioral
Lead sponsor: Mayo Clinic; Other
Eligibility: 14 Years and older
Enrollment: 21 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2013
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Central Obesity, Obesity
Interventions: Aerobic Exercise Training, Aerobic Exercise+ Physical Activity; Behavioral
Lead sponsor: East Carolina University; Other
Eligibility: 40 Years to 65 Years
Enrollment: 45 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2017
U.S. locations: 1
States / cities: Greenville, North Carolina

Conditions: Prostate Cancer
Interventions: Vitamin D, Omega-3, Turmeric; Dietary Supplement
Lead sponsor: Case Comprehensive Cancer Center; Other
Eligibility: Male only
Enrollment: 37 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2019
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Overweight and Obesity
Interventions: Transforming Your Life, Diabetes Prevention Program; Behavioral
Lead sponsor: Robert Carels; Other
Eligibility: 21 Years and older
Enrollment: 98 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2013 – 2014
U.S. locations: 1
States / cities: Bowling Green, Ohio

Conditions: Breast Carcinoma, Endometrial Carcinoma, Prostate Carcinosarcoma
Interventions: Dietary Intervention, Counseling, Therapeutic; Dietary Supplement · Other · Procedure
Lead sponsor: Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University; Other
Eligibility: 18 Years and older
Enrollment: 49 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2022
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: HIV, Depression, Posttraumatic Stress Disorder
Interventions: Enhanced Sexual Health Intervention for Men (ES-HIM), Health Promotion (HP) Comparison Arm; Behavioral
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 18 Years and older · Male only
Enrollment: 118 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2008 – 2011
U.S. locations: 4
States / cities: Inglewood, California • Los Angeles, California

Conditions: Coronary Heart Disease, Biomarkers of Cardiovascular Disease
Interventions: Dr. Dean Ornish Program for Reversing Heart Disease; Behavioral
Lead sponsor: Preventive Medicine Research Institute; Other
Eligibility: 21 Years and older
Enrollment: 131 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2006 – 2009
U.S. locations: 1
States / cities: Sausalito, California

Conditions: Overweight and Obesity
Interventions: Behavioral Weight Loss - BWL, Novel Executive Function Training - NEXT; Behavioral
Lead sponsor: University of California, San Diego; Other
Eligibility: 18 Years to 65 Years
Enrollment: 67 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2023
U.S. locations: 1
States / cities: La Jolla, California

Conditions: Type 2 Diabetes Mellitus, Obesity
Interventions: Lifestyle Modification; Behavioral
Lead sponsor: National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK); NIH
Eligibility: 18 Years to 65 Years
Enrollment: 80 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2010
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Obesity
Interventions: Behavioral Intervention; Behavioral
Lead sponsor: Geisinger Clinic; Other
Eligibility: 18 Years to 65 Years
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017
U.S. locations: 1
States / cities: Danville, Pennsylvania

Conditions: Type 2 Diabetes, Type 1 Diabetes, Pregnancy, High Risk
Interventions: Mid-Ohio Food Farmacy (MOF+) produce delivery, Nutrition education with Dining with Diabetes (DWD), Health Impact Ohio Central Ohio Pathways Hub to address unmet social needs; Dietary Supplement · Behavioral
Lead sponsor: Ohio State University; Other
Eligibility: 18 Years and older · Female only
Enrollment: 174 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2030
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Cognitive Impairment, Progressive, Cerebral Small Vessel Diseases
Interventions: High-Speed Circuit Resistance Training, Lecture on Diet, Exercise and Cognition; Behavioral
Lead sponsor: University of Miami; Other
Eligibility: 65 Years to 90 Years
Enrollment: 40 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2022
U.S. locations: 2
States / cities: Coral Gables, Florida

Conditions: Short Bowel Syndrome
Interventions: recombinant human growth hormone, diet modification; Drug · Behavioral
Lead sponsor: Emory University; Other
Eligibility: 18 Years to 80 Years
Enrollment: 27 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 1996 – 2006
U.S. locations: 1
States / cities: Atlanta, Georgia

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An Interactive Time-Restricted Diet Intervention (txt4fasting) for Reducing Neurocognitive Decline and Improving Survival in Patients With Brain Metastases From Breast or Lung Cancer

Developing a Nutrition Support Assessment Tool

Dietary Intervention and Exercise Training (DIET) in Moderate to Severe Chronic Kidney Disease

Dietary, Medication, and Endoscopic Interventions for Post-Bariatric Hypoglycemia

Effects of Replacing High Protein Foods in People With Chronic Kidney Disease

Behavioral Treatment for Obese Preschoolers

Optimizing an mHealth Intervention to Change Food Purchasing Behaviors for Cancer Prevention

Study of a Postpartum Diabetes Prevention Program for Hispanic Women

The Management of Diabetes in Everyday Life Program

PREMIER: PREvention of Metabolic Illness Through prEcision nutRition

Acceptance and Commitment Therapy for Patients Undergoing Coronary Artery Bypass Graft Surgery

Effect of Mindful Eating on Body Mass Index in Obese Adolescents

Aerobic Training and Non-Exercise Physical Activity

Correlative Analysis of the Genomics of Vitamin D and Omega-3 Fatty Acid Intake in Prostate Cancer

A Trial Comparing Two Approaches to Weight Loss

Caloric Restriction Before Surgery in Treating Patients With Endometrial, Prostate, or Breast Cancer

An HIV Intervention for Black Men at Risk - The Enhanced Sexual Health Intervention for Men (ES-HIM)

A Prospective Evaluation of Health Services Outcomes and Emerging Cardiovascular Disease Biomarkers

Novel Executive Function Training for Obesity

A Trial of Two Diets for Weight and Diabetes Management

Pilot Behavioral Support Intervention After Bariatric Surgery

NOURISH - A Healthcare-community Partnership to Improve Nutrition for Optimal Glycemic Control and Pregnancy Outcomes With Pregestational Diabetes

Circuit Training and Retina

Diet/Growth Factor Mechanisms of Gut Adaptation