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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Nutrition Assessment Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Investigation of an Amino Acid Supplement on Glucose Levels in Obese Subjects

NCT03715010
View directory record Official record
Conditions
Pre-diabetes, Obese, Glucose Intolerance
Interventions
BCAA
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 19, 2019 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Club Fit: Physical Activity and Healthy Eating at an After School Program

NCT03189979
View directory record Official record
Conditions
Childhood Obesity, Physical Activity, Dietary Habits
Interventions
Physical activity and healthy eating intervention
Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
8 Years to 17 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 15, 2017 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Communicating Risk Information for Obesity

NCT01355224
View directory record Official record
Conditions
Obesity
Interventions
Genetic, Lifestyle
Genetic · Behavioral
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
798 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Camden, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 13, 2017 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pilot Study of Startle-response Test to Assess Transcranial Direct Current Stimulation-induced Modulation of Hyperphagia in Prader-Willi Syndrome

NCT01863017
View directory record Official record
Conditions
Hyperphagia, Prader-Willi Syndrome
Interventions
tDCS
Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
3
States / cities
Kansas City, Kansas • Boston, Massachusetts • Dousman, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 25, 2019 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Evaluation of the BOKS Before-school Physical Activity Program

NCT03190135
View directory record Official record
Conditions
Overweight and Obesity, Affect, Physical Activity, Fitness
Interventions
BOKS: 2 day a week before-school physical activity program, BOKS: 3 day a week before-school physical activity program
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years to 14 Years
Enrollment
1,250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
3
States / cities
Plymouth, Massachusetts • Quincy, Massachusetts • Weymouth, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 15, 2017 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Location-based Smartphone Technology to Guide College Students Healthy Choices Ph II

NCT02996864
View directory record Official record
Conditions
Overweight and Obesity, Health Behavior, Sleep Deprivation
Interventions
Healthy Detours App, Fat Secret App
Other
Lead sponsor
Klein Buendel, Inc.
Industry
Eligibility
18 Years to 29 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
2
States / cities
Golden, Colorado • Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Feb 5, 2023 · Synced Sep 24, 2026, 10:59 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

CREATION Health Assessment Tool for College Students

NCT03648164
View directory record Official record
Conditions
Health Behavior, Well Being
Interventions
CHAT-CS Survey
Other
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
474 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
5
States / cities
Huntsville, Alabama • Berrien Springs, Michigan • Lincoln, Nebraska + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2020 · Synced Sep 24, 2026, 10:59 AM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Effect of EGCG on the Body's Response to Insulin

NCT00434499
View directory record Official record
Conditions
Hypertension, Obesity, Type 2 Diabetes, Insulin Resistance
Interventions
EGCG
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
21 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2022 · Synced Sep 24, 2026, 10:59 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Community Park-Based Programs for Health Promotion: The Fit2Lead Prospective Cohort Study

NCT06596265
View directory record Official record
Conditions
Anxiety, Wellness, Psychological, Overweight or Obesity, Hypertension, Prehypertension, Low Physical Fitness
Interventions
Fit2Lead Group 1-2
Behavioral
Lead sponsor
Duke University
Other
Eligibility
12 Years to 17 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Sep 9, 2025 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Physical Activity Following Surgery Induced Weight Loss

NCT00692367
View directory record Official record
Conditions
Obesity
Interventions
Physical Activity
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
21 Years to 60 Years
Enrollment
128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
2
States / cities
Greenville, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2014 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Spark: Finding the Optimal Tracking Strategy for Weight Loss in a Digital Health Intervention

NCT05249465
View directory record Official record
Conditions
Obesity, Overweight, Weight Loss, Health Behavior
Interventions
Core behavioral weight loss intervention, Self-monitoring diet, Self-monitoring weight, Self-monitoring steps
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Phase 2 Interventional Results available

A Study Using Functional Magnetic Resonance Imaging (fMRI) to Assess the Effects of Naltrexone SR/ Bupropion SR Therapy in Overweight or Obese Subjects

NCT00711477
View directory record Official record
Conditions
Obesity
Interventions
Naltrexone SR 32 mg/bupropion SR 360 mg/day, Placebo, fMRI scan
Drug · Other
Lead sponsor
Orexigen Therapeutics, Inc
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Upton, New York
Source: ClinicalTrials.gov public record
Updated Jan 5, 2015 · Synced Sep 24, 2026, 10:59 AM EDT
Completed No phase listed Observational

Pediatric Obesity Weight Evaluation Registry (POWER) Study

NCT02121132
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 18 Years
Enrollment
4,276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
38
States / cities
Cottonwood, Arizona • Little Rock, Arkansas • Los Angeles, California + 34 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2025 · Synced Sep 24, 2026, 10:59 AM EDT
Recruiting Phase 3 Interventional

A Study of Once-daily Oral ASC30 to Evaluate the Efficacy and Safety in Adult Participants With Obesity or Overweight With Weight-Related Comorbidities

NCT07743463
View directory record Official record
Conditions
Obesity, Overweight, Chronic Weight Management
Interventions
ASC30 tablets A1, Placebo
Drug
Lead sponsor
Ascletis Pharma (China) Co., Limited
Industry
Eligibility
18 Years and older
Enrollment
3,003 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
69
States / cities
Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 65 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Does Treatment of Hypovitaminosis D Increase Calcium Absorption?

NCT00581828
View directory record Official record
Conditions
Osteoporosis, Osteopenia, Vitamin D Deficiency, Hypoparathyroidism, Hypercalciuria, Hypercalcemia
Interventions
Vitamin D
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
50 Years to 66 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 23, 2023 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Evaluation of Patient Coach Support for Older Adults With Obesity

NCT06624163
View directory record Official record
Conditions
Obesity
Interventions
OHWL Clinic Activities (Standard of Care), Coach Activities
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
60 Years to 85 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pilot Study to Evaluate a Revised Method of Assessing Food in a Commercial Weight Management Program Format

NCT00780468
View directory record Official record
Conditions
Obesity, Overweight
Interventions
Existing diet plan, New diet plan
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
25 Years to 65 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 26, 2014 · Synced Sep 24, 2026, 10:59 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Fitbit Device Use in Overweight Pregnancy

NCT06226597
View directory record Official record
Conditions
Pregnancy Weight Gain, Overweight and Obesity
Interventions
Fitbit device
Device
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated May 6, 2025 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Validity of an AI-based Program to Identify Foods and Estimate Food Portion Size

NCT05343585
View directory record Official record
Conditions
Nutrition Assessment
Interventions
PortionSize AI
Device
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 62 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 24, 2026, 10:59 AM EDT
Not listed Not applicable Interventional

UCLA Breast Cancer Survivor Health Promotion Research Study

NCT05113485
View directory record Official record
Conditions
Breast Cancer
Interventions
Diabetes Prevention Program-based lifestyle change intervention (DPP), Highly Microbiota-Accessible Foods (HMAFs) intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 75 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 10, 2022 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Help Everyone Assess Risk Today: LEnten Nutrition Study (HEART-LENS)

NCT05057650
View directory record Official record
Conditions
Cardiovascular Morbidity, Risk Reduction, Nutrition Disorders
Interventions
Vegan diet
Dietary Supplement
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 30, 2021 · Synced Sep 24, 2026, 10:59 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biologic Assessment of Satiety

NCT01506297
View directory record Official record
Conditions
Obesity
Interventions
Not listed
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
25 Years to 45 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Enhanced Internet Behavior Therapy for Treating Obesity

NCT00212238
View directory record Official record
Conditions
Obesity
Interventions
internet behavioral weight loss program
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
21 Years to 60 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 17, 2010 · Synced Sep 24, 2026, 10:59 AM EDT
Completed Phase 1Phase 2 Interventional

Long-Term Exercise Maintenance Via Internet Support

NCT00260117
View directory record Official record
Conditions
Obesity, Inactivity
Interventions
Exercise
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
16,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2010 · Synced Sep 24, 2026, 10:59 AM EDT