- Conditions
- Obesity and Overweight
- Interventions
- Commercial weight management program
- Behavioral
- Lead sponsor
- WW International Inc
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 459 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2026
- U.S. locations
- 1
- States / cities
- New York, New York
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 26
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Diabetes Mellitus, Type 2, Obesity
- Interventions
- WW Intervention, Usual Care
- Behavioral · Other
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years to 75 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 3
- States / cities
- Baton Rouge, Louisiana • Greensboro, North Carolina • Pittsburgh, Pennsylvania
- Conditions
- Obesity, Weight Loss
- Interventions
- Modified WW Food program
- Behavioral
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 143 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Resting Metabolic Rate
- Interventions
- Not holding, then holding the MedGem®, Holding, then not holding the MedGem®
- Device
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2017
- U.S. locations
- 1
- States / cities
- Baton Rouge, Louisiana
- Conditions
- Weight Loss
- Interventions
- High-fat diet, High-carbohydrate diet
- Behavioral
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 145 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2023
- U.S. locations
- 1
- States / cities
- Baton Rouge, Louisiana
- Conditions
- Overweight and Obesity
- Interventions
- WW, Control
- Behavioral
- Lead sponsor
- Georgia Southern University
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 376 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Savannah, Georgia
- Conditions
- Obesity, Overweight, Body Weight
- Interventions
- Weight Watchers Online 2015 Program, Electronic Scale with Feedback
- Behavioral · Other
- Lead sponsor
- The Miriam Hospital
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 92 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 2
- States / cities
- Providence, Rhode Island • Knoxville, Tennessee
- Conditions
- Stigmatization, Obesity, Weight Loss
- Interventions
- BWL, BIAS
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 72 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Type 2 Diabetes, Overweight, Obesity
- Interventions
- Weight Watchers modified program, Standard Care group
- Behavioral · Other
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 563 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 15
- States / cities
- Birmingham, Alabama • La Jolla, California • Augusta, Georgia + 11 more
- Conditions
- Food Insecurity, Overweight and Obesity, Produce Prescription, Weight Change, Body
- Interventions
- Mid-Ohio Farmacy (produce prescription) + WW International Coaching (In person and/or Virtual)
- Behavioral
- Lead sponsor
- Mid-Ohio Food Collective
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 90 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Grove City, Ohio
- Conditions
- Obesity, Overweight
- Interventions
- WW Clinic
- Behavioral
- Lead sponsor
- Michelle Cardel, PhD, MS, RD
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 101 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Overweight and Obesity
- Interventions
- Modified Weight Watchers plan
- Behavioral
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 152 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Overweight and Obesity
- Interventions
- AVOID, RESIST
- Behavioral
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Beverly Hills, California
- Conditions
- Overweight and Obesity
- Interventions
- WW (formerly Weight Watchers), Waitlist
- Behavioral
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 60 Years · Female only
- Enrollment
- 61 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Obesity, Overweight
- Interventions
- WW Clinic, Bupropion-Naltrexone, Bupropion-Naltrexone-Metformin
- Behavioral · Drug
- Lead sponsor
- WW International Inc
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 226 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Obesity, Obesity; Drug, Lifestyle, Healthy
- Interventions
- Online Lifestyle Behavioral Therapy, Phentermine Hydrochloride 8 MG
- Behavioral · Drug
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 870 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 4
- States / cities
- Los Angeles, California • Saint Louis Park, Minnesota • Winston-Salem, North Carolina + 1 more
- Conditions
- Weight Loss, Weight Change, Body, Obesity, Diet Modification
- Interventions
- Weight Watchers Freestyle (Flex), DIY Personal Plan
- Behavioral
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 373 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2019
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Obesity, Overweight
- Interventions
- Home food environment and grocery delivery (AVOID), Inhibitory control training (RESIST), WW
- Behavioral
- Lead sponsor
- Cedars-Sinai Medical Center
- Other
- Eligibility
- 14 Years and older
- Enrollment
- 503 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2027
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Weight Loss
- Interventions
- myWW App, Virtual Workshops, and Private Facebook Group
- Behavioral
- Lead sponsor
- University of Connecticut
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 153 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021
- U.S. locations
- 1
- States / cities
- Storrs, Connecticut
- Conditions
- Diabetes Mellitus, Type 2 Diabetes, Obesity
- Interventions
- WW Intervention, Usual Care
- Behavioral
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years to 69 Years
- Enrollment
- 152 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 3
- States / cities
- Stanford, California • Baton Rouge, Louisiana • Winston-Salem, North Carolina
- Conditions
- Obesity, Postpartum Weight Retention, Weight Gain, Maternal
- Interventions
- ClockWork, Usual Care
- Behavioral · Other
- Lead sponsor
- University of Pittsburgh
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- Type2 Diabetes, Overweight and Obesity
- Interventions
- WW program modified for people with Type 2 diabetes
- Behavioral
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years to 70 Years
- Enrollment
- 136 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021
- U.S. locations
- 3
- States / cities
- Gainesville, Florida • Baton Rouge, Louisiana • Richmond, Virginia
- Conditions
- Prediabetes, Gestational Diabetes Mellitus, Obesity
- Interventions
- Weight Watchers, National Diabetes Education Program
- Behavioral
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 225 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2016
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Eating Behavior
- Interventions
- Responses to survey questions
- Other
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 400 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024
- U.S. locations
- 1
- States / cities
- Baton Rouge, Louisiana