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ClinicalTrials.gov public records Last synced Oct 3, 2026, 7:22 PM EDT

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Showing 49–72 of 890 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: dietary counseling Clear all
Completed Not applicable Interventional

Portion Size Strategies for Management of Body Weight

NCT01474759
View directory record Official record
Conditions
Obesity
Interventions
Advice on diet, physical activity, and behavior change, Instruction in food portion size, Provision of pre-portioned foods, Advice on healthy eating for weight loss
Behavioral · Other
Lead sponsor
Penn State University
Other
Eligibility
20 Years to 65 Years · Female only
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 15, 2015 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Phase 4 Interventional Results available

Identifying Treatments to Motivate Smokers to Quit

NCT01122238
View directory record Official record
Conditions
Smoking, Smoking Cessation, Motivation, Nicotine Dependence
Interventions
Nicotine Patch, Nicotine Gum, Motivational Interviewing, Smoking Reduction, No Intervention, Nicotine Patch + Nicotine Gum
Drug · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 99 Years
Enrollment
517 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 16, 2015 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional

Cardiac Rehabilitation Program in Peripheral Arterial Disease

NCT03251391
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Cardiac Rehabilitation Program, Conventional Therapy
Other
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Sep 6, 2019 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional

Healthcare Text Messaging to Improve Diet, Physical Activity and Weight Loss in a Pediatric Lipid Clinic

NCT02228278
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Group A, Group B
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
11 Years to 21 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
3
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intimacy-Enhancing Couples' Intervention for Localized Prostate Cancer

NCT01982058
View directory record Official record
Conditions
Prostate Cancer, Sexual Dysfunction and Infertility, Sexuality
Interventions
communication intervention, counseling intervention, nutrition intervention, questionnaire administration
Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older
Enrollment
483 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
6
States / cities
New Brunswick, New Jersey • Newark, New Jersey • Whippany, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 19, 2022 · Synced Oct 3, 2026, 7:22 PM EDT
Terminated Not applicable Interventional

Evaluating the Effect of Perioperative Caloric Restriction Program on Perioperative Outcomes in Patients With Obesity and Endometrial Cancer

NCT02665962
View directory record Official record
Conditions
Obese, Endometrial Cancer
Interventions
Perioperative Caloric Restriction Program
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 10, 2020 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional

Diabetes CKD Lifestyle Technology Study

NCT02266823
View directory record Official record
Conditions
Chronic Kidney Disease, Diabetes, Obesity
Interventions
Social Cognitive Theory
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
40 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 22, 2020 · Synced Oct 3, 2026, 7:22 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Testing ANSOS for Efficacy in Multi-Tribal Urban Communities

NCT06566703
View directory record Official record
Conditions
Smokeless Tobacco Cessation
Interventions
All Nations Snuff Out Smokeless, Healthy Living
Behavioral
Lead sponsor
Lehigh University
Other
Eligibility
18 Years and older
Enrollment
384 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional

Safety, Tolerability, and Sustained Weight Loss of Endoscopic Sleeve Gastroplasty With Diet Modification and Exercise

NCT03206905
View directory record Official record
Conditions
Obesity
Interventions
Endoscopic Sleeve Gastroplasty, Diet and Exercise
Procedure · Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 15, 2022 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional

Identifying and Overcoming Barriers to Diabetes Management in the Elderly: A Cost-effective Intervention Study

NCT01486290
View directory record Official record
Conditions
Diabetes
Interventions
Behavioral
Behavioral
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
69 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 28, 2014 · Synced Oct 3, 2026, 7:22 PM EDT
Not yet recruiting Phase 2 Interventional

Obesity Treatment With Phentermine-Topiramate ER in AYA Surviving Leukemia and Lymphoma

NCT07790913
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia in Remission, Hodgkin Lymphoma in Remission, Non-Hodgkin Lymphoma in Remission, Cancer Survivorship
Interventions
Phentermine/Topiramate ER, Health Behavior and Lifestyle Counseling
Drug · Behavioral
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
12 Years to 24 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Active, not recruiting Phase 2 Interventional

Metformin and Nightly Fasting in Women With Early Breast Cancer

NCT05023967
View directory record Official record
Conditions
Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Breast Ductal Carcinoma In Situ, Invasive Breast Carcinoma
Interventions
Biospecimen Collection, Extended Release Metformin Hydrochloride, Monitoring, Nutritional Assessment, Short-Term Fasting
Procedure · Drug · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Results available

Evaluation of an Artificial Intelligence-Assisted, Image-Based Dietary Assessment Tool in the Framingham Heart Study

NCT06455111
View directory record Official record
Conditions
Dietary Habits
Interventions
Keenoa, ASA24
Other
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 13, 2025 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Results available

Tolerability, Acceptance, and Utility of Intermittent CGM Use in Youth With Prediabetes

NCT05505565
View directory record Official record
Conditions
PreDiabetes, Obesity, Insulin Resistance
Interventions
Abbott Freestyle Libre 2, Standard physical activity and nutritional counseling for prediabetes management
Device · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
11 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Results available

A Partnership to Translate an Evidence-based Intervention (Take Heart) for Vulnerable Older Adults With Heart Disease

NCT02950818
View directory record Official record
Conditions
Heart Diseases
Interventions
Take Heart
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
453 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 23, 2022 · Synced Oct 3, 2026, 7:22 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Flourish: Exploring the Early Infant Gut Microbiome

NCT07333482
View directory record Official record
Conditions
Microbiota, Gut Microbiome, Eczema, Microbiome
Interventions
Tailored Recommendations, Consult Call, Educational Email Series
Dietary Supplement · Behavioral
Lead sponsor
Seeding Inc
Industry
Eligibility
0 Months to 3 Months
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Results available

A Prospective, Randomized Multicenter Study to Evaluate the Safety and Efficacy of the ReShape Duo™ Intragastric Balloon System in Obese Subjects

NCT01673698
View directory record Official record
Conditions
Obesity
Interventions
ReShape Duo balloon, Diet counseling, Exercise counseling
Device · Other
Lead sponsor
ReShape Lifesciences
Industry
Eligibility
21 Years to 60 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
8
States / cities
Scottsdale, Arizona • Dalton, Georgia • Marquette, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2015 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Phase 4 Interventional Results available

Cardiovascular Effects of GLP-1 Receptor Activation

NCT03101930
View directory record Official record
Conditions
Obesity, PreDiabetes
Interventions
Liraglutide, Sitagliptin, hypocaloric diet, Placebos, Exendin (9-39)
Drug · Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
329 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 18, 2022 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Nonpharmacological Approaches in Hypertension Prevention and Management

NCT06490575
View directory record Official record
Conditions
High Blood Pressure, Hypertension
Interventions
Educational Intervention Based on Protection Motivation Theory to Improve Knowledge and Promote Nonpharmacological Approaches to Prevent and Manage Hypertension among Adults
Other
Lead sponsor
Kansas State University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Manhattan, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2024 · Synced Oct 3, 2026, 7:22 PM EDT
Enrolling by invitation Not applicable Interventional

Open Label Extension Study of NCT06221852

NCT06558201
View directory record Official record
Conditions
Bipolar I Disorder, Schizoaffective Disorder, Psychosis
Interventions
Ketogenic diet
Other
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trial to Reduce Sitting Time in Postmenopausal Latina Women at Increased Risk for Heart Disease

NCT02905929
View directory record Official record
Conditions
Sedentary Lifestyle
Interventions
ActivPAL inclinometer, Phone counseling call: Breaking up sitting time, In-person counseling: Breaking up sitting time, Phone counseling call: Healthy living, Tools to prompt standing, In-person counseling: Healthy living
Device · Behavioral · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
55 Years and older · Female only
Enrollment
254 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
2
States / cities
Chula Vista, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 4, 2022 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional

A Pilot Study to Evaluate an Intervention for Gestational Weight Gain

NCT05143008
View directory record Official record
Conditions
Pregnancy Related, Weight Gain, Maternal
Interventions
SMART Intervention
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 3, 2021 · Synced Oct 3, 2026, 7:22 PM EDT
Recruiting Not applicable Interventional

Changes in Body Composition Including Muscle With Anti-Obesity Medications, Both With and Without Exercise

NCT07698145
View directory record Official record
Conditions
Obesity & Overweight
Interventions
Standard Medical Care with an Obesity Management Medication, Cardiovascular Exercise Training, Resistance Exercise Training, Nutrition Counseling
Other · Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
198 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 3, 2026, 7:22 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Impact of Time Restricted Feeding

NCT03129581
View directory record Official record
Conditions
Obesity, Diet Modification
Interventions
Dietary Counseling
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 23, 2022 · Synced Oct 3, 2026, 7:22 PM EDT