Search | Clinical Trials Finder

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ClinicalTrials.gov public records Last synced Nov 7, 2026, 8:31 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 481–504 of 871 matching trials from the live ClinicalTrials.gov search.

Filters: Intervention: No diet Clear all

Conditions: Diet Therapy
Interventions: Western Diet, CLEAN-MED; Other
Lead sponsor: National Institutes of Health Clinical Center (CC); NIH
Eligibility: 18 Years to 60 Years
Enrollment: 160 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2026
U.S. locations: 1
States / cities: Bethesda, Maryland

Conditions: Obesity
Interventions: JITAI Enhanced Education Intervention Option, JITAI Self-Efficacy Intervention Option, JITAI Motivation Intervention Option, JITAI Self-Regulation Intervention Option, JITAI Generic Risk Alert Intervention Option (Active Comparator), Online Behavioral Obesity Treatment, JITAI No Treatment Intervention Option; Behavioral
Lead sponsor: The Miriam Hospital; Other
Eligibility: 18 Years to 70 Years
Enrollment: 204 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2026
U.S. locations: 1
States / cities: Providence, Rhode Island

Conditions: Healthy, Healthy Volunteer, Healthy Volunteers, Healthy Adult, Healthy Male and Female Subjects, Healthy Subjects, Healthy Volunteers Only, Healthy Non-smokers
Interventions: Negative control, Avocado, Fat and fiber addition; Other
Lead sponsor: University of Vermont Medical Center; Other
Eligibility: 21 Years to 65 Years
Enrollment: 30 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2025 – 2026
U.S. locations: 1
States / cities: Burlington, Vermont

Conditions: Total Knee Arthroplasty Revision, Inflammatory Markers, Gut Microbiota
Interventions: Assigned Interventions; Dietary Supplement
Lead sponsor: Hospital for Special Surgery, New York; Other
Eligibility: 40 Years to 80 Years
Enrollment: 24 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 1
States / cities: New York, New York

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: Healthy
Interventions: PA21 and Furosemide with food, No PA21; Furosemide with food, PA21 with food and Furosemide 2hrs later; Drug
Lead sponsor: Vifor Pharma; Industry
Eligibility: 20 Years to 50 Years
Enrollment: 42 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011
U.S. locations: 1
States / cities: Anaheim, California

Conditions: Diet, Healthy, Food Security
Interventions: No prep ready-to-eat meals, Ingredient bundles (e.g. meal kits); Behavioral
Lead sponsor: University of Texas Southwestern Medical Center; Other
Eligibility: 18 Years and older
Enrollment: 85 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023
U.S. locations: 1
States / cities: Dallas, Texas

Conditions: Mild Cognitive Impairment (MCI), Early Stages of Cognitive Decline, Alzheimer's Disease Dementia, Alzheimer's Disease Diagnosis, Alzheimer's Disease and Related Dementias, Parkinson's Disease, Parkinson's Disease (PD), Parkinson's Disease With Wearing-off Motor Fluctuations, Dementia (Diagnosis), Dementia MCI (Mild Cognitive Impairment)
Interventions: Structured wellness care, Wearable brain-computer interface devices, Stem Cell Therapy - Experimental, Control - Placebo Comparator; Behavioral · Device · Biological + 1 more
Lead sponsor: Noah Tech, Corp.; Industry
Eligibility: 55 Years and older
Enrollment: 600 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2030
U.S. locations: 1
States / cities: Palisades Park, New Jersey

Conditions: Disturbances in Initiating and Maintaining Sleep, Behavior Problem
Interventions: Omega-3 fatty acids, Placebo; Dietary Supplement
Lead sponsor: University of Pennsylvania; Other
Eligibility: 5 Years to 9 Years
Enrollment: 29 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Hypertension Stage 1
Interventions: brain natriuretic peptide, no-added salt diet; Drug · Other
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years to 90 Years
Enrollment: 8 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2009 – 2011
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Diabetes Mellitus, Type 2
Interventions: diet and lifestyle program, positive affect informational materials, mindfulness informational materials, dietary tracking; Behavioral
Lead sponsor: University of Michigan; Other
Eligibility: 21 Years to 70 Years
Enrollment: 112 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2021
U.S. locations: 1
States / cities: Ann Arbor, Michigan

Conditions: Small Intestine Bacteria
Interventions: Western diet; Behavioral
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years to 65 Years
Enrollment: 16 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017
U.S. locations: 1
States / cities: Rochester, Minnesota

Conditions: Atrial Fibrillation, Obesity
Interventions: radiofrequency catheter ablation; Procedure
Lead sponsor: Texas Cardiac Arrhythmia Research Foundation; Other
Eligibility: 18 Years to 80 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2022
U.S. locations: 1
States / cities: Austin, Texas

Conditions: Weight Loss
Interventions: 12 month behavioral weight loss intervention; Behavioral
Lead sponsor: University of Minnesota; Other
Eligibility: 18 Years to 64 Years
Enrollment: 339 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2015
U.S. locations: 1
States / cities: Minneapolis, Minnesota

Conditions: Obesity, Insulin Resistance, Stress
Interventions: Lifestyle Education (LS), LS + Stress Reduction Guided Imagery, LS + Activity/Eating Guided Imagery; Behavioral
Lead sponsor: University of Southern California; Other
Eligibility: 14 Years to 17 Years
Enrollment: 240 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2014 – 2018
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Breast Cancer Early Stage Breast Cancer (Stage 1-3), Breast Neoplasm Female, Breast Cancer
Interventions: Time restricted eating; Behavioral
Lead sponsor: University of Illinois Chicago; Other
Eligibility: 25 Years to 99 Years · Female only
Enrollment: 40 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026
U.S. locations: 2
States / cities: Chicago, Illinois

Conditions: Tobacco Smoking
Interventions: Cigarettes, E-Cigarette, Nicotine Gum or Lozenge; Other
Lead sponsor: University of Minnesota; Other
Eligibility: 18 Years and older
Enrollment: 264 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2018
U.S. locations: 3
States / cities: Minneapolis, Minnesota • Buffalo, New York • Columbus, Ohio

Conditions: Chronic Kidney Diseases
Interventions: 1. Welcome package, 2. Welcome information (phone or text), 3. Produce delivery + Recipes customized to produce, 4. E-gift cards to a grocery store of choice, 5. Personalized practical & emotional support through a dedicated health partner; Behavioral
Lead sponsor: University of Texas at Austin; Other
Eligibility: 18 Years and older
Enrollment: 330 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2026
U.S. locations: 3
States / cities: Houston, Texas

Conditions: Type 2 Diabetes (T2DM), Obesity & Overweight
Interventions: Dietary Intervention Teaching Kitchen (TK) Classes, Food is Medicine Grocery Provision (FiM); Behavioral
Lead sponsor: University of South Carolina; Other
Eligibility: 18 Years to 65 Years
Enrollment: 40 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Columbia, South Carolina

Conditions: Long COVID
Interventions: Fermented foods, Control; Other
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years and older
Enrollment: 40 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2026
U.S. locations: 1
States / cities: Rochester, Minnesota

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: Gastrointestinal Complication
Interventions: PrevisEA device; Device
Lead sponsor: Entac Medical Inc.; Industry
Eligibility: 18 Years to 90 Years
Enrollment: 400 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2024
U.S. locations: 8
States / cities: Orlando, Florida • Chicago, Illinois • Grand Rapids, Michigan + 5 more

Conditions: Type2diabetes, Type 2 Diabetes Treated With Insulin
Interventions: Low-fat, vegan diet; Behavioral
Lead sponsor: Physicians Committee for Responsible Medicine; Other
Eligibility: 18 Years and older
Enrollment: 700 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2023 – 2028
U.S. locations: 1
States / cities: Washington D.C., District of Columbia

Conditions: Retinitis Pigmentosa
Interventions: Vitamin A, Docosahexaenoic acid, Control fatty acid; Dietary Supplement
Lead sponsor: Carol Weigel DiFranco; NIH
Eligibility: 18 Years to 55 Years
Enrollment: 221 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 1996 – 2002
U.S. locations: 1
States / cities: Boston, Massachusetts

Search by objective public record fields.

Mediterranean-like Unprocessed (CLEAN-MED) Diet Intervention Study of the Gut Microbiome of Healthy Adults

Miro-randomized Trial for Optimizing a JITAI to Reduce Dietary Lapses in Obesity Treatment

Avocado and Postprandial Responses

Fiber Smoothie Supplement

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

A Drug-Drug Interaction Study of Furosemide and PA21

Food Pantry Client and Staff Preferences for Nutritious no Prep Ready-to-eat Meals

Mild Cognitive Impairment Community Screening and Early Intervention Via Stem Cell Therapy and Wearable Brain Computer Interface Device.

Effect of Omega-3 Fatty Acids on Sleep and Behavior (Pilot Study)

B-type Natriuretic Peptide (BNP) in Human Hypertension

Examination of Psychological Tools and Tracking in an Online Intervention for Type 2 Diabetes

Small Bowel Microbiota Characterization in Healthy Individuals Before and After Consumption of a Western Diet

Impact of Life-Style Modification On Ablation Outcome in Atrial Fibrillation

Weight Tracking and Weight Loss Outcomes: Establishing the Standard of Care

Guided Imagery Lifestyle Intervention to Promote Health and Prevent Diabetes in Youth

Feasibility and Acceptibility of a Multi-site Trial of Time Restircted Eating During Chemotheraply for Breast Cancer.

Methods Project 4: Clinical Trial - Amended

Kidney Health: Eat Well, Live Well

Optimizing Lifestyles Through Increased Vegetable-rich Eating Pilot Study

Evaluating the Effects of a Fermented Diet on Microbiome Diversity in Individuals With Long COVID

Genetic Response to Warfarin in Healthy Subjects

Evaluation of the PrevisEA Device for Predicting Gastrointestinal Impairment

The CARING Study: Creating and Restoring Health Through Nutrition Guidance

Randomized Trial of DHA for Retinitis Pigmentosa Patients Receiving Vitamin A