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Showing 1–24 of 32 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Meal Timing Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Timing of Meals for Weight Loss

NCT02204735
View directory record Official record
Conditions
Overweight, Obesity, Weight Loss
Interventions
Eat majority of calories in the morning, Eat the majority of calories in the evening
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
25 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Daytime vs. Delayed Eating Among Obese Individuals

NCT03354169
View directory record Official record
Conditions
Obesity
Interventions
Eating Condition, No Intervention; withdrawn before randomization
Behavioral · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years to 50 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Sep 11, 2026, 3:26 PM EDT
Terminated Not applicable Interventional

Effect of Meal Composition and Timing Modification on Glucose Metabolism, Body Temperature and Sleep

NCT05413928
View directory record Official record
Conditions
PreDiabetes, Type 2 Diabetes, Healthy
Interventions
Time Restrictive Eating- late, Time Restrictive Eating- early, Time Restrictive Eating- early with early caloric intake, Macronutrient-controlled meals
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Meal Timing and Blood Pressure

NCT04133701
View directory record Official record
Conditions
Blood Pressure, Neurovascular Control
Interventions
Time-Restricted Feeding
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
50 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 21, 2023 · Synced Sep 11, 2026, 3:26 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Optimizing Mango's Glycemic Impact: Investigating Mango Consumption Timing in Prediabetic Individuals

NCT06986161
View directory record Official record
Conditions
Pre Diabetes
Interventions
Mango, Control Beverage
Other
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Does Meal Timing Affect Energy Expenditure

NCT02247076
View directory record Official record
Conditions
Meal Timing
Interventions
Grazing, Time-restricted feeding (early eating)
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 45 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 15, 2018 · Synced Sep 11, 2026, 3:26 PM EDT
Active, not recruiting Not applicable Interventional

Investigating Metabolic and Psychological Adaptations in a Clinical Trial

NCT06800794
View directory record Official record
Conditions
Obesity and Type 2 Diabetes
Interventions
Behavioral Skill Training, Meal Provisioning
Behavioral · Other
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Results available

Impact of Meal Timing on Glycemic Profile in Latino Adolescents With Obesity

NCT05391438
View directory record Official record
Conditions
Pediatric Obesity, Meal Timing
Interventions
Meal-timing
Other
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
13 Years to 19 Years
Enrollment
22 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 Oct 22, 2024 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional

MEAL TIMING Study: Effect of Time-Restricted Feeding on 24-hour Glycemic Control, Blood Pressure, and Cardiovascular Disease Risk Factors in Adults With Prediabetes

NCT03504683
View directory record Official record
Conditions
PreDiabetes
Interventions
Early TRE, Mid-day TRE, Control Schedule
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
30 Years to 70 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Migalastat Food Effect Study

NCT01489995
View directory record Official record
Conditions
Fabry Disease
Interventions
A (migalastat), B (migalastat), C (migalastat), D (migalastat), E (migalastat)
Drug
Lead sponsor
Amicus Therapeutics
Industry
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Dec 17, 2013 · Synced Sep 11, 2026, 3:26 PM EDT
Completed No phase listed Observational

Correlation Between CPAP Compliance and Food Intake Timing

NCT01851811
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Not listed
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 3, 2014 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sleep Timing and Energy Balance

NCT01866280
View directory record Official record
Conditions
Sleep, Meals
Interventions
Normal sleep, Normal meals, Late sleep, Late meals
Behavioral
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
20 Years to 45 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 20, 2015 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Optimizing Meal and Snack Timing to Promote Health

NCT02506218
View directory record Official record
Conditions
Dietary Modification
Interventions
10 + 20 g protein consumption, 30 g protein breakfast, 10 g protein breakfast
Dietary Supplement · Other
Lead sponsor
Purdue University
Other
Eligibility
25 Years to 39 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 11, 2018 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Absorption and Metabolic Profiles of a Sugar-based Beverage

NCT02226250
View directory record Official record
Conditions
Overweight, Healthy
Interventions
3 Placebo Beverages
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Caloric Content and Timing of Meal on Postprandial Substrate Oxidation and Pulse Wave Analysis

NCT07122765
View directory record Official record
Conditions
Feeding, Metabolism, Indirect Calorimetry, Blood Flow Velocity, Pulse Wave Analysis, Pulse Wave Velocity, Carbohydrate Metabolism, Fatty Acid Metabolism, Healthy Participants
Interventions
Mixed Meal Feeding Challenge
Other
Lead sponsor
George Washington University
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of Countermeasures Against Adverse Metabolic Effects of Shift Work

NCT02291952
View directory record Official record
Conditions
Circadian Dysregulation
Interventions
Meal schedule
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2020 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Determine the Effect of the Timing of a Meal on the Pharmacokinetics of Entinostat

NCT02922946
View directory record Official record
Conditions
Volunteers, Healthy Volunteers, Human Volunteers, Normal Volunteers
Interventions
Entinostat
Drug
Lead sponsor
Syndax Pharmaceuticals
Industry
Eligibility
19 Years to 55 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 15, 2018 · Synced Sep 11, 2026, 3:26 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Monitoring Eating Across Locations (MEAL) - Timing, Intake, and Mealtime Evaluation (TIME)

NCT07095166
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Meal Location
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
6 Years to 9 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
State College, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Role of Photic and Non-photic Time Cues in Resetting Circadian Rhythms

NCT05276739
View directory record Official record
Conditions
Light Exposure, Meal Timing
Interventions
Bright Light, Time-restricted eating, Dim light, 12-h meal window
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 30 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Recruiting Not applicable Interventional

Effect of Meal Timing During Cancer Treatment in Patients in Alaska: A Randomized Clinical Trial

NCT06802172
View directory record Official record
Conditions
Rectal Cancer Stage II, Rectal Cancer Stage III, Breast Cancer Stage I, Rectal Cancer Stage IV, Breast Cancer Stage II, Breast Cancer Stage III, Solid Tumor Cancer
Interventions
Time-restricted eating, Questionnaire Administration, Biospecimen Collection, Health coaching
Behavioral · Other · Procedure
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
21 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Anchorage, Alaska
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional

Timing of Meal Insulin Boluses for Optimal Postprandial Glycemic Control in Type 1 Diabetes

NCT01693302
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Insulin
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 30 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 25, 2012 · Synced Sep 11, 2026, 3:26 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Timing of Insulin Before Meals Everyday

NCT00789945
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Control, Study Arm B
Other
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 70 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
2
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Aug 27, 2024 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Sleep and Meal Timing on Food Intake Regulation

NCT02347020
View directory record Official record
Conditions
Obesity, Diabetes Mellitus, Type II, Cardiovascular Disease
Interventions
Normal Sleep/ Normal Meal, Normal Sleep/ Late Meal, Late Sleep/ Normal Meal, Late Sleep/ Late Meal
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 49 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 11, 2016 · Synced Sep 11, 2026, 3:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

2-A-Day Study: Twice a Day Meals Study.

NCT03809299
View directory record Official record
Conditions
PreDiabetes
Interventions
Ad libitum meal timing, Twice a day meals
Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
30 Years to 70 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced Sep 11, 2026, 3:26 PM EDT