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ClinicalTrials.gov public records Last synced Nov 4, 2026, 10:49 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 313–336 of 870 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: No diet Clear all

Conditions: Persistent Organic Pollutants, Endocrine Disrupting Chemicals, Endocrine Disruptor Effects
Interventions: Whole Nuts, Olestra: Fat Free Pringles, Vegetable Oil: Original Pringles; Other
Lead sponsor: University of California, San Diego; Other
Eligibility: 45 Years to 70 Years
Enrollment: 45 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2016 – 2019
U.S. locations: 1
States / cities: La Jolla, California

Conditions: Heart Failure
Interventions: Medically Tailored Meals; Other
Lead sponsor: University of Pennsylvania; Other
Eligibility: 18 Years and older
Enrollment: 85 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2029
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Dietary Habits
Interventions: Ultra-processed Food Meal, Whole Food Meal; Other
Lead sponsor: The Cleveland Clinic; Other
Eligibility: 18 Years and older
Enrollment: 46 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2026
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Salt; Excess, Hypertension, Aging, Inflammation, Blood Pressure
Interventions: No Salt, No β-OHB, High Salt, No β-OHB, High Salt, High β-OHB; Dietary Supplement
Lead sponsor: Indiana University; Other
Eligibility: 50 Years to 85 Years
Enrollment: 35 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2027
U.S. locations: 1
States / cities: Bloomington, Indiana

Conditions: Atopic Dermatitis (Eczema), Psoriasis
Interventions: Sodium chloride tablets, Placebo Tablets; Drug · Other
Lead sponsor: University of California, San Francisco; Other
Eligibility: 18 Years and older
Enrollment: 50 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2028
U.S. locations: 2
States / cities: San Francisco, California

Conditions: Healthy
Interventions: Warfarin; Drug
Lead sponsor: Icahn School of Medicine at Mount Sinai; Other
Eligibility: 18 Years to 74 Years
Enrollment: 35 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009 – 2011
U.S. locations: 1
States / cities: New York, New York

Conditions: Obesity, Adolescent
Interventions: Guys/Girls Opt for Activities for Life (GOAL); Behavioral
Lead sponsor: Michigan State University; Other
Eligibility: 10 Years to 14 Years
Enrollment: 935 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2027
U.S. locations: 2
States / cities: Ann Arbor, Michigan • East Lansing, Michigan

Conditions: Diet Habit, Obesity, Food Habits
Interventions: CSA membership; Other
Lead sponsor: University of Pennsylvania; Other
Eligibility: 18 Years and older
Enrollment: 60 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Metabolic Syndrome
Interventions: Pravastatin, Fenofibrate, Metformin, Orlistat, irbesartan, As selected by community physician; Drug · Other
Lead sponsor: Northwell Health; Other
Eligibility: 19 Years to 79 Years
Enrollment: 8 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2010
U.S. locations: 1
States / cities: Glen Oaks, New York

Conditions: Hematopoietic Organs; Disorder
Interventions: Lactobacillus plantarum strains 299 and 299v; Drug
Lead sponsor: Columbia University; Other
Eligibility: 2 Years to 17 Years
Enrollment: 31 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2014
U.S. locations: 3
States / cities: Jacksonville, Florida • St. Petersburg, Florida • New York, New York

Conditions: Obesity, Osteoarthritis
Interventions: Vest, Diet; Behavioral
Lead sponsor: Wake Forest University Health Sciences; Other
Eligibility: 65 Years to 79 Years
Enrollment: 37 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2016
U.S. locations: 1
States / cities: Winston-Salem, North Carolina

Conditions: Post-Acute COVID-19 Syndrome, Fatigue
Interventions: Dietary intervention to mitigate Post-Acute COVID-19 Syndrome, Attention Control; Other
Lead sponsor: University of Maryland, Baltimore; Other
Eligibility: 50 Years to 94 Years
Enrollment: 56 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2028
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Surgery, Time Restricted Feeding
Interventions: Time restricted feeding, Standard dietary advices; Behavioral
Lead sponsor: Centre Hospitalier Universitaire Vaudois; Other
Eligibility: 18 Years and older
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2023
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Enteral Nutrition's Effect on the Gut
Interventions: Kate Farms Peptide 1.5, Crohn's disease exclusion diet; Dietary Supplement · Other
Lead sponsor: James Lewis; Other
Eligibility: 18 Years to 70 Years
Enrollment: 25 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Obesity, Hypertension
Interventions: SMART; Behavioral
Lead sponsor: Colorado Center for Chronic Care Innovations, Inc.; Other
Eligibility: 18 Years to 65 Years
Enrollment: 110 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2008
U.S. locations: 2
States / cities: Westminster, Colorado

Conditions: Long COVID Fatigue
Interventions: Ketogenic Metabolic Therapy, Lifestyle Intervention; Other · Behavioral
Lead sponsor: National University of Natural Medicine; Other
Eligibility: 18 Years and older
Enrollment: 11 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2025
U.S. locations: 1
States / cities: Portland, Oregon

Conditions: Brain Aging
Interventions: 1% Milk, Control; Dietary Supplement
Lead sponsor: University of Kansas Medical Center; Other
Eligibility: 60 Years to 89 Years
Enrollment: 70 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2019
U.S. locations: 1
States / cities: Kansas City, Kansas

Conditions: Prevention Harmful Effects
Interventions: Lifestyle; Behavioral
Lead sponsor: University of South Carolina; Other
Eligibility: 30 Years to 90 Years · Female only
Enrollment: 350 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2015
U.S. locations: 1
States / cities: Columbia, South Carolina

Conditions: Obesity
Interventions: Communications, Pricing, Combined (Communications & Pricing); Other
Lead sponsor: Johns Hopkins Bloomberg School of Public Health; Other
Eligibility: 21 Years to 100 Years
Enrollment: 444 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2014
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Systemic Lupus Erythematosus (SLE)
Interventions: AKBM-3031, Placebo; Dietary Supplement · Other
Lead sponsor: Aker BioMarine Human Ingredients AS; Industry
Eligibility: 18 Years and older
Enrollment: 76 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2018 – 2021
U.S. locations: 15
States / cities: Birmingham, Alabama • Beverly Hills, California • Orange, California + 12 more

Conditions: Nonalcoholic Fatty Liver Disease, Hepatic Steatosis, Steatohepatitis
Interventions: Optifast 800; Dietary Supplement
Lead sponsor: Dartmouth-Hitchcock Medical Center; Other
Eligibility: 18 Years and older
Enrollment: 65 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2016
U.S. locations: 3
States / cities: Worcester, Massachusetts • Lebanon, New Hampshire • Burlington, Vermont

Conditions: Dietary Behavior
Interventions: Lunch is in the Bag behavioral intervention; Behavioral
Lead sponsor: The University of Texas Health Science Center, Houston; Other
Eligibility: 3 Years to 60 Years
Enrollment: 1,266 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2008 – 2013
U.S. locations: 2
States / cities: Austin, Texas

Conditions: Endothelial Dysfunction, Vascular Stiffness, Left Ventricular Hypertrophy, Left Ventricular Dysfunction
Interventions: Sodium Reduction Intervention; Behavioral
Lead sponsor: Tulane University; Other
Eligibility: 40 Years and older
Enrollment: 256 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2026
U.S. locations: 1
States / cities: New Orleans, Louisiana

Conditions: Bipolar Disorder
Interventions: Non-ketogenic Diet, Ketogenic Diet, No diet; Other
Lead sponsor: University of Pittsburgh; Other
Eligibility: 18 Years to 40 Years
Enrollment: 107 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2027
U.S. locations: 1
States / cities: Pittsburgh, Pennsylvania

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Nuts and Olestra for Persistent Organic Pollutant Reduction (NO-POPs) Trial

Pilot Study Exploring the Feasibility, Acceptability, and Impact of Medically Tailored Meals on Post-Discharge Recovery in Patients With Heart Failure

Analysis of MicroBial Metabolites After Eating Refined Food

Ketone Ester And Salt (KEAS) in Older Adults

The Impact of Salt Intake on Sodium in the Skin and Inflammatory Skin Disease

Genetic Response to Warfarin in Healthy Subjects

Guys/Girls Opt for Activities for Life Trial (GOAL) to Increase Young Adolescents' Physical Activity and Healthy Eating

Diet, Eating, and Lifestyle Improvement for Valued Employees and Their Relatives

Aggressive Treatment of Metabolic Syndrome in Patients Receiving Clozapine for Schizophrenia

Probiotic Use in Children Undergoing Hematopoietic Stem Cell Transplantation (HSCT)

Arthritis Pilot for Preserving Muscle While Losing Weight

Dietary Intervention to Mitigate Post-Acute COVID-19 Syndrome

Optimization of Diet Before Surgery (OptiSurg)

Healthy Volunteers Enteral Nutrition Study (HEN)

The Short-Term Effect of a Technology Driven Weight Control (SMART) Program for Obese Adults

Fully Remote, Telehealth-based Ketogenic Metabolic Therapy for Long COVID

Milk Intervention Study for Brain Aging

Sistas Inspiring Sistas Through Activity and Support

Multi-level Communications and Access Strategies to Improve the Food Environment

Omega-3 Replacement With Krill Oil in Disease Management of SLE

A Phase II Study of the Effect of a Low Calorie Diet on Patients Undergoing Liver Resection

Lunch is in the Bag: Helping Parents Increase Fruit, Vegetables, and Whole Grains in Preschool Sack Lunches

Sodium Lowering Vascular Effects Trial

Examining Neurobiological Mechanisms Underlying the Therapeutic Effect of the Ketogenic Diet in Bipolar Disorder (BD)