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ClinicalTrials.gov public records Last synced Nov 5, 2026, 11:00 AM 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 385–408 of 870 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: No diet Clear all

Conditions: Insulin Sensitivity, 24-hour Glucose Control
Interventions: HIgh UPF controlled diet, No UPF controlled diet; Other
Lead sponsor: Virginia Polytechnic Institute and State University; Other
Eligibility: 40 Years to 65 Years
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Blacksburg, Virginia

Conditions: Hypertension, High Blood Pressure, Ventricular Hypertrophy, Diastolic Dysfunction, Systolic Dysfunction
Interventions: Exercise, Weight Loss, Low Sodium Diet, Smoking Cessation, Pharmaceutical Therapy (no specific therapy; approach guided by the JNC 7 protocol guidelines); Behavioral · Drug
Lead sponsor: Wayne State University; Other
Eligibility: 35 Years to 75 Years
Enrollment: 123 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2008 – 2011
U.S. locations: 1
States / cities: Detroit, Michigan

Conditions: Smith-Lemli-Opitz Syndrome
Interventions: Egg yolk preparation with cholesterol, Egg substitute, without cholesterol; Dietary Supplement
Lead sponsor: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD); NIH
Eligibility: 4 Years to 17 Years
Enrollment: 13 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2005 – 2009
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Kidney Transplant; Complications, Liver Transplant; Complications, Obesity
Interventions: Self-monitoring of physical activity with incentives, Usual care and self-monitoring of physical activity; Behavioral
Lead sponsor: University of Pennsylvania; Other
Eligibility: 18 Years and older
Enrollment: 127 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2018
U.S. locations: 2
States / cities: Chicago, Illinois • Philadelphia, Pennsylvania

Conditions: Type 2 Diabetes, Blood Pressure
Interventions: DASH-FP, DASH-NFP, Control; Other
Lead sponsor: Texas Tech University; Other
Eligibility: 18 Years to 65 Years
Enrollment: 26 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2022
U.S. locations: 1
States / cities: Lubbock, Texas

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

Conditions: Chronic Diarrhea, Irritable Bowel Syndrome With Diarrhea, Bile Acid Malabsorption
Interventions: Colesevelam, Placebo; Drug · Other
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years to 75 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2019
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Lynch Syndrome, Hereditary Colonic Polyposis Syndromes
Interventions: colonic biopsies, questionnaires; Genetic
Lead sponsor: Memorial Sloan Kettering Cancer Center; Other
Eligibility: 18 Years and older
Enrollment: 77 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2027
U.S. locations: 1
States / cities: New York, New York

Conditions: Schizophrenia
Interventions: Olanzapine, Omega 3, Vitamin E+C; Drug
Lead sponsor: Augusta University; Other
Eligibility: 18 Years to 55 Years
Enrollment: 20 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: Started 2005
U.S. locations: 1
States / cities: Augusta, Georgia

Conditions: Breast Cancer
Interventions: Lovaza-Omega 3 fatty acid capsules, Dietary fish (canned salmon, albacore); Dietary Supplement · Other
Lead sponsor: Ohio State University Comprehensive Cancer Center; Other
Eligibility: 18 Years and older · Female only
Enrollment: 25 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2014
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Long COVID, COVID-19
Interventions: Cardiac Rehabilitation; Behavioral
Lead sponsor: University of California, San Francisco; Other
Eligibility: 18 Years and older
Enrollment: 13 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2026
U.S. locations: 1
States / cities: San Francisco, California

Conditions: Metabolic Syndrome
Interventions: Professional nutrition counseling, No professional nutrition counseling; Other
Lead sponsor: Madigan Army Medical Center; Federal
Eligibility: 18 Years to 45 Years
Enrollment: 138 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2021
U.S. locations: 1
States / cities: Tacoma, Washington

Conditions: Dietary Intake
Interventions: Potato + vegetable, Potato appetizer, Potato and vegetable separate, No potato; Other
Lead sponsor: Penn State University; Other
Eligibility: 2 Years and older
Enrollment: 200 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026
U.S. locations: 1
States / cities: University Park, Pennsylvania

Conditions: Post-operative Ileus
Interventions: Nicotine gum, Regular chewing gum; Drug · Other
Lead sponsor: The Cleveland Clinic; Other
Eligibility: 18 Years to 85 Years
Enrollment: 4 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2014
U.S. locations: 1
States / cities: Weston, Florida

Conditions: Obesity, Childhood, Asthma in Children, Inflammatory Response, Metabolic Syndrome, Nutrition Poor, Physical Activity, Behavior, Eating, Molecular Biology, Restriction Fragment Length Polymorphisms, Maternal Exposure, Genetic Change
Interventions: Lifestyle counseling; Behavioral
Lead sponsor: Louisiana State University Health Sciences Center in New Orleans; Other
Eligibility: 13 Years to 19 Years · Female only
Enrollment: 110 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2016
U.S. locations: 1
States / cities: New Orleans, Louisiana

Conditions: Obesity, Eating Behavior, Mood, Glucose, Dietary Modification
Interventions: Chia Seeds- Salvia Hispanica; Dietary Supplement
Lead sponsor: California State Polytechnic University, Pomona; Other
Eligibility: 18 Years to 45 Years · Female only
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Pomona, California

Conditions: Obesity, Overweight
Interventions: Standard Behavioral Treatment, SBT+LOV; Behavioral
Lead sponsor: University of Pittsburgh; Other
Eligibility: 18 Years to 55 Years
Enrollment: 200 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2002 – 2005
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

Conditions: Blood Sugar; High, Blood Pressure, Dietary Habits
Interventions: Regular sweetened commercial foods, Allulose sweetened commercial foods, Whole and minimally processed and sweetened foods; Other
Lead sponsor: University of California, Irvine; Other
Eligibility: 20 Years to 99 Years
Enrollment: 15 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Irvine, California

Conditions: Obesity, Mental Disorders, Severe
Interventions: ACHIEVE; Behavioral
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years and older
Enrollment: 17 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Inflammation, Pregnancy Related
Interventions: DHA supplement, Corn Oil: Soybean Oil; Dietary Supplement
Lead sponsor: Walter Reed National Military Medical Center; Federal
Eligibility: 18 Years and older · Female only
Enrollment: 210 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2020
U.S. locations: 1
States / cities: Bethesda, Maryland

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

Conditions: Aged, Loneliness, Depression, Anxiety
Interventions: Lunch with Medical Student, Control; Other
Lead sponsor: University of South Florida; Other
Eligibility: 60 Years and older
Enrollment: 16 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Tampa, Florida

Conditions: Hypertensive Disease
Interventions: Potassium control diet, Potassium gluconate diet, Potato Diet, French Fries Diet; Dietary Supplement
Lead sponsor: Purdue University; Other
Eligibility: 21 Years and older
Enrollment: 40 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2018
U.S. locations: 1
States / cities: West Lafayette, Indiana

Conditions: Nicotine, E-liquid Flavors
Interventions: Nicotine 0 mg/mL, Nicotine 6 mg/mL, Nicotine 12 mg/mL, Nicotine 24 mg/mL, 'Menthol' flavor, 'Menthol/Mint' flavor, 'Green Apple' flavor, 'Watermelon' flavor, 'Unflavored'; Drug · Other
Lead sponsor: Yale University; Other
Eligibility: 18 Years to 30 Years
Enrollment: 54 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2024
U.S. locations: 1
States / cities: New Haven, Connecticut

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Ultra-processed Food Consumption, Gut Microbiota, and Glucose Homeostasis

Pre-clinical Cardiac Dysfunction Among Asymptomatic Hypertensive Patients

Short-term Behavioral Effects of Cholesterol Therapy in Smith-Lemli-Opitz Syndrome

Project LIFT - Promoting Healthy Behavior Through a Wearable Fitness Device and Financial Incentives

Effects of Potatoes on Blood Pressure in Persons With and Without Type 2 Diabetes Who Follow the DASH Diet for 6 Weeks

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

Trial to Understand Efficacy of Colesevelam in Diarrhea Predominant IBS Patients With Bile Acid Malabsorption

Metagenomic Evaluation of the Gut Microbiome in Patients With Lynch Syndrome and Other Hereditary Colonic Polyposis Syndromes

Adjunctive Supplementation of Antioxidants (Vitamins E + C) Plus Omega-3 Fatty Acids

Dietary Fish and Omega 3 Fatty Acids for Breast Cancer Prevention

CArdiac REhabilitation for Building Exertional heArt Rate for Chronotropic Incompetence in Long COVID-19

Precision Nutrition Impact on Health-Related Behavior Change

Potatoes as a Strategy to Improve Diet Quality in Young Children

Nicotine Gum Recovery After Colorectal Surgery

Asthma and Obesity Diet Versus Exercise

The Effects of Chia on Overweight/Obese Women

Preference and Vegetarian Diet in Weight Loss Treatment

Preliminary Effect of Food Processing and Sweeteners on Glycemic and Metabolic Measures

Adapted ACHIEVE Curriculum for Community Mental Health Settings

Docosahexaenoic Acid (DHA) Supplementation in High Risk Pregnancies

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

Effects of a Volunteer-based Lunch Program on Feelings of Loneliness in Elders

Retention of Potassium From Potatoes and Potassium Gluconate, and the Effect on Blood Pressure.

Impact of Flavors on Nicotine Perception and Self-Administration Via E-cigarettes