Condition Directory

Obesity clinical trials

Directory of U.S. ClinicalTrials.gov public records for Obesity. Browse Obesity recruiting trials, filter by phase, sponsor, location, or intervention, and open the official ClinicalTrials.gov study record for each result.

By Clinical Trials Finder Guidance last reviewed June 10, 2026 Data synced November 5, 2026 Report an issue

ClinicalTrials.gov public records Last synced Nov 5, 2026, 10:28 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.

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How Obesity studies are organized in the registry

Obesity research spreads across several neighboring registry terms — “overweight,” “weight loss,” and “metabolic syndrome” all label closely related studies — so checking more than one term gives a fuller picture. The portfolio includes many behavioral and lifestyle studies alongside drug trials, which makes the study-type filter (interventional vs. observational) more informative than usual.

Terms that often appear in related listings

weight loss overweight metabolic syndrome bariatric

These describe how studies tend to be titled and grouped on ClinicalTrials.gov — they are search vocabulary, not medical guidance.

Showing 1093–1104 of 6,038 matching trials for Obesity.

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Local aggregate panels are unavailable or hidden for filtered views. The result list above identifies its data source.

Live official records

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Conditions: Nonalcoholic Fatty Liver Disease
Interventions: Endoscopic Sleeve Gastroplasty; Procedure
Lead sponsor: West Virginia University; Other
Eligibility: 18 Years to 75 Years
Enrollment: 30 participants
Timeline: 2022 – 2026
U.S. locations: 1
States / cities: Morgantown, West Virginia

Conditions: Colorectal Cancer, Early Onset Colorectal Cancer, Diet Habit, Risk Reduction
Interventions: Semi Quantitative Food Frequency Questionnaire (SQFFQ); Behavioral
Lead sponsor: San Raffaele University; Other
Eligibility: 18 Years to 49 Years
Enrollment: 2,300 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2035
U.S. locations: 2
States / cities: Denver, Colorado • Chicago, Illinois

Conditions: Normal-weight Obesity, BMI, Stress
Interventions: high-fat meal, Stress; Other
Lead sponsor: Ball State University; Other
Eligibility: 18 Years to 50 Years · Female only
Enrollment: 30 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2024 – 2027
U.S. locations: 1
States / cities: Muncie, Indiana

Conditions: Obesity, Type 2 Diabetes, Metabolic Syndrome
Interventions: Not listed
Lead sponsor: Joslin Diabetes Center; Other
Eligibility: 18 Years to 80 Years
Enrollment: 110 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2017
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Obesity, Weight Loss, Gastro Esophageal Reflux, Bariatric Surgery Candidate
Interventions: Endoscopic Bariatric Therapies; Other
Lead sponsor: Weill Medical College of Cornell University; Other
Eligibility: 18 Years to 89 Years
Enrollment: 9,999 participants
Timeline: 2016 – 2035
U.S. locations: 1
States / cities: New York, New York

Conditions: Dietary Change, Obesity & Overweight, Food Acceptance
Interventions: Peanuts, Dual-energy X-ray absorptiometry (DEXA) scans; Dietary Supplement · Procedure
Lead sponsor: Ian J. Neeland, MD; Other
Eligibility: 18 Years to 80 Years
Enrollment: 64 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2026 – 2027
U.S. locations: 1
States / cities: Clevland, Ohio

Conditions: Diabetes Mellitus, Diabetes Mellitus, Type 2, PreDiabetes, Hypertension, High Blood Pressure, High Blood Sugar, Obesity, Overweight, Overweight and Obesity, Overweight or Obesity
Interventions: The Diabetes Prevention Program; Behavioral
Lead sponsor: Johns Hopkins University; Other
Eligibility: 25 Years to 75 Years
Enrollment: 60 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2024
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Breast Cancer
Interventions: Vitamin D; Drug
Lead sponsor: Melinda Telli; Other
Eligibility: 18 Years and older · Female only
Enrollment: 41 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2015
U.S. locations: 1
States / cities: Stanford, California

Conditions: Obesity, Cardiovascular Risk Factor, Salt; Excess
Interventions: Low-salt diet, High-salt diet; Dietary Supplement
Lead sponsor: Vanderbilt University Medical Center; Other
Eligibility: 18 Years to 55 Years
Enrollment: 19 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2019 – 2022
U.S. locations: 1
States / cities: Nashville, Tennessee

Conditions: Obesity
Interventions: Semaglutide, Placebo; Drug
Lead sponsor: Novo Nordisk A/S; Industry
Eligibility: 18 Years and older
Enrollment: 1,407 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2024
U.S. locations: 21
States / cities: Birmingham, Alabama • Montgomery, Alabama • Walnut Creek, California + 15 more

Conditions: Obesity, Morbid Obesity
Interventions: Phone/zoom calls; Behavioral
Lead sponsor: Ohio State University; Other
Eligibility: 18 Years and older
Enrollment: 38 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2025
U.S. locations: 1
States / cities: Columbus, Ohio

Conditions: Diabetes, Obesity, Medication Side Effects
Interventions: AIManage; Other
Lead sponsor: NYU Langone Health; Other
Eligibility: 18 Years and older
Enrollment: 16 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2029
U.S. locations: 1
States / cities: New York, New York

About this Obesity clinical trials directory page

What this page lists: U.S. ClinicalTrials.gov public records that list Obesity as a study condition, including recruiting, not yet recruiting, and active not recruiting trials across phase 1, phase 2, and phase 3.
How to narrow results: Use the filters above to scope by intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, age, or NCT ID within Obesity.
Where the data comes from: Records are sourced from the official ClinicalTrials.gov public API. Each result links back to the official study page, which is the source of truth for eligibility, enrollment, and contact information.
What this page does not do: No medical advice, eligibility judgments, treatment recommendations, ranking of trials by quality, or AI-generated medical summaries.

Obesity clinical trials

How Obesity studies are organized in the registry

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Live official records

Effectiveness of Endoscopic Sleeve Gastroplasty in Nonalcoholic Fatty Liver Disease/Nonalcoholic Steatohepatitis

Exogenous and Endogenous Risk Factors for Early-onset Colorectal Cancer

Effects of Body Composition on Vascular Health in Females With a Healthy Body Weight

Evaluation of Intra-Abdominal Fat in Patients With Type 2 Diabetes Using a Non-Invasive Method

Endoscopic Bariatric Therapies (EBTs): A Retrospective and Prospective Multicenter Registry

Dietary Peanuts and Nutrition-Related Outcomes

A Virtual Cardiometabolic Health Program for African Immigrants: The Afro-DPP Program

Vitamin D and Breast Cancer: Does Weight Make a Difference?

Visualizing Vascular Mechanisms of Salt Sensitivity

A Research Study to See How Semaglutide Helps People With Excess Weight, Lose Weight (STEP UP)

Activity Level Monitoring Study

AIManage Using an AI-driven CDS and Chatbot

About this Obesity clinical trials directory page