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

The Breakfast Study: How Different Aspects of Food Affect Eating

NCT07525050
View directory record Official record
Conditions
Healthy Individuals
Interventions
UPF breakfast/MPF breakfast, MPF breakfast/UPF breakfast
Other
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breakfast and Energy Expenditure in Young Women

NCT03079635
View directory record Official record
Conditions
Obesity
Interventions
Control, Omega 3 fatty acids
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Aug 20, 2017 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Breakfast on Cognitive Processes in Children

NCT01063894
View directory record Official record
Conditions
Cognitive Function
Interventions
breakfast cereal, water
Other
Lead sponsor
Kellogg Company
Industry
Eligibility
8 Years to 12 Years
Enrollment
291 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 19, 2020 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Vecam 40/300 and Vecam 20/300 Compared to Omeprazole 20 mg on Gastric pH

NCT00818870
View directory record Official record
Conditions
Gastroesophageal Reflux
Interventions
Omeprazole, Vecam
Drug
Lead sponsor
Vecta Ltd.
Industry
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 26, 2010 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Characters on Parents' Perceptions of Breakfast Cereals

NCT05639335
View directory record Official record
Conditions
Obesity
Interventions
No Character Control, Experimental Characters
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
1,017 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 16, 2023 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Phase 3 Interventional Results available

A Study of a 35 mg Delayed Release Formulation of Risedronate for Osteoporosis

NCT00541658
View directory record Official record
Conditions
Postmenopausal Osteoporosis
Interventions
risedronate
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
50 Years and older · Female only
Enrollment
923 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
20
States / cities
Birmingham, Alabama • Oakland, California • San Diego, California + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2013 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Acute Consumption of Pecan-enriched Meal

NCT04849962
View directory record Official record
Conditions
Healthy
Interventions
Control, Pecan
Other
Lead sponsor
University of Georgia
Other
Eligibility
18 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Apr 19, 2021 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Purdue Study for the Benefits of Breakfast in the Classroom

NCT03637010
View directory record Official record
Conditions
Breakfast
Interventions
Breakfast in the Classroom
Other
Lead sponsor
Purdue University
Other
Eligibility
10 Years to 16 Years
Enrollment
330 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 9, 2022 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Assessing Dosing Time and Calcium and Vitamin D on the Relative BA of 35 mg DR Risedronate Dosed With Food

NCT00868907
View directory record Official record
Conditions
Healthy
Interventions
35 mg risedronate DR tablet
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
40 Years to 70 Years · Female only
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
4
States / cities
Gainesville, Florida • Miami, Florida • Honolulu, Hawaii + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 11, 2011 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Skipping Breakfast on Metabolic Function

NCT02093572
View directory record Official record
Conditions
Skipping Breakfast, Circadian Rhythms
Interventions
3 standard meals/day, 2 meals/day (omit breakfast)
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 25, 2021 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breakfast and Metabolism in Men

NCT03399812
View directory record Official record
Conditions
Aging
Interventions
Animal protein, Plant protein
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 90 Years · Male only
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 16, 2018 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

High Protein Breakfast on Weight Management and Glycemic Control in 'Breakfast-skipping' Teens

NCT03134014
View directory record Official record
Conditions
Breakfast, Appetitive Behavior
Interventions
Breakfast
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
15 Years to 21 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated May 1, 2019 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breakfast Consumption and Energy Balance in Active Adult Males

NCT04862208
View directory record Official record
Conditions
Energy Intake, Substrate Utilization, Hormones, Satiety
Interventions
Maltodextrin supplement, Whey supplement, Water
Dietary Supplement
Lead sponsor
Ohio University
Other
Eligibility
18 Years to 45 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Athens, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Sep 7, 2026, 3:36 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

The Effects of a High Protein Breakfast on Appetite and Sleep in Young Adults

NCT03031132
View directory record Official record
Conditions
Appetite and General Nutritional Disorders
Interventions
HP-Beverage Breakfast, HP-Solid Breakfast, Breakfast Skipping
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
20 Years to 32 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated May 18, 2017 · Synced Sep 7, 2026, 3:36 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Which is a Better Breakfast? Egg or Cereal?

NCT01413217
View directory record Official record
Conditions
Hunger, Satiety
Interventions
Not listed
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Beneficial Effects of a Protein-rich Breakfast on Appetite Control & Cognition in Overweight and Obese Adolescents

NCT01192100
View directory record Official record
Conditions
Overweight, Obesity
Interventions
Breakfast Skipping, Normal Protein Breakfast Meals, Protein-rich Breakfast Meals
Behavioral
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
15 Years to 20 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 2, 2020 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increased Protein at Breakfast for Weight Management in Overweight Adolescents

NCT03146442
View directory record Official record
Conditions
Obesity, Adolescent
Interventions
Breakfast
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
13 Years to 21 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Oct 30, 2023 · Synced Sep 7, 2026, 3:36 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Increased Dietary Protein Intake During GLP-1 Medication Use (in Middle-aged Women With Overweight/Obesity)

NCT07480109
View directory record Official record
Conditions
Obesity, Women (Between 30 to 60 Years Old)
Interventions
Protein Rich Foods
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
30 Years to 60 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Influence of Breakfast on Hormone Responses and Cognitive Performance

NCT03005951
View directory record Official record
Conditions
Insulin Resistance
Interventions
A= Yes Breakfast, B=No Breakfast
Other
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
13 Years to 18 Years · Male only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Aug 23, 2023 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breakfast Consumption in Preschoolers: Satiety, Diet Quality and Memory

NCT02122224
View directory record Official record
Conditions
Lack of Satiety, Dietary Modification, Memory Deficits, Obesity
Interventions
High fiber breakfast, High Protein Breakfast, High Protein/High Fiber Breakfast
Other
Lead sponsor
Purdue University
Other
Eligibility
4 Years to 5 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Jan 11, 2018 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Using Teleneuropsychology to Optimize Cognition in Healthy Aging: the Web-based Breakfast Game

NCT05506852
View directory record Official record
Conditions
Healthy Aging
Interventions
Web-based training strategy, Web-based regular training (no strategy)
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
60 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 18, 2026 · Synced Sep 7, 2026, 3:36 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Effects of a Breakfast and Snack on Cognitive Function in Preadolescents

NCT01592487
View directory record Official record
Conditions
Brain Function
Interventions
Not listed
Lead sponsor
University of Arkansas
Other
Eligibility
9 Years to 11 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Feb 11, 2014 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Protein Source, Nutrition Messaging, and Food Intake

NCT03083145
View directory record Official record
Conditions
Obesity
Interventions
Whey Protein Beverage, Pea Protein Beverage, Snack Tray Choices
Dietary Supplement · Behavioral
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
18 Years to 50 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Sep 7, 2026, 3:36 PM EDT
Completed Phase 3 Interventional Results available

Comparison of Lixisenatide Injected Prior to the Main Meal of the Day Versus Prior to Breakfast in Type 2 Diabetic Patients on Metformin

NCT01517412
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Lixisenatide (AVE0010), Self-injector pen device (OptiClik®), Metformin
Drug · Device
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
451 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
17
States / cities
Glendale, Arizona • Mesa, Arizona • Phoenix, Arizona + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2016 · Synced Sep 7, 2026, 3:36 PM EDT