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Showing 1–24 of 61 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Breakfast Clear all
Completed Not applicable Interventional

School Breakfast Policy Initiative Study

NCT01924130
View directory record Official record
Conditions
Childhood Obesity, Hunger
Interventions
Classroom feeding, Nutrition education lessons, Social Marketing, Parent outreach
Other · Behavioral
Lead sponsor
Temple University
Other
Eligibility
7 Years to 16 Years
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 29, 2016 · Synced Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Continuous Glucose Monitoring to Measure Effect of Glycemic Index

NCT01145547
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Dexcom Seven® Plus Continuous Glucose Monitoring sensor
Device
Lead sponsor
Legacy Health System
Other
Eligibility
Not listed
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 22, 2015 · Synced Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Oat Based Breakfast Cereals on Satiety and Food Intake.

NCT01666561
View directory record Official record
Conditions
Food Intake, Satiety
Interventions
Breakfast Test Cereal 1, Oat based, Breakfast Test Cereal 2, Oat-based, Ready-to-eat cereal
Other
Lead sponsor
Frank Greenway
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 17, 2015 · Synced Jul 21, 2026, 9:57 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Glycemic/Insulinemic Effects of Fresh Mango as a Sugar Substitute in Realistic Breakfasts.

NCT07045051
View directory record Official record
Conditions
Healthy Participants
Interventions
Low-Glycemic Breakfast Containing Oats and Mango, High-Glycemic Breakfast Containing Cereal and Mango, Low-Glycemic Breakfast Containing Oats and Table Sugar, High-Glycemic Breakfast Containing Cereal and Table Sugar
Other
Lead sponsor
Ball State University
Other
Eligibility
18 Years to 45 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Muncie, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Breakfast and Muscle Health in Children

NCT03602144
View directory record Official record
Conditions
Body Weight Changes, Body Composition, Muscle Mass, Energy Expenditure, Nutrition
Interventions
Carbohydrate, Protein
Other
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
7 Years to 14 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Jul 21, 2026, 9:57 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Postprandial Effects of Fresh Mango as a Table Sugar Replacement in High-Sugar Breakfasts.

NCT07650058
View directory record Official record
Conditions
Healthy Participants
Interventions
High-Glycemic Breakfast Containing Cereal and Fresh Mango, High-Glycemic Breakfast Containing Cereal and Table Sugar
Other
Lead sponsor
Ball State University
Other
Eligibility
18 Years to 45 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Muncie, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional

Breakfast Intake and Satiety Hormones

NCT02497859
View directory record Official record
Conditions
Obesity
Interventions
Egg Breakfast (EB), Cereal Breakfast (CB), Weight Loss Counseling, Weight Loss Diet
Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2016 · Synced Jul 21, 2026, 9:57 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Hormonal and Behavioral Impact of Eating Breakfast

NCT01427556
View directory record Official record
Conditions
Eating Behavior
Interventions
Not listed
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
20 Years to 45 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Aug 17, 2014 · Synced Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Beta-glucan, Product Claims and Satiety

NCT04740112
View directory record Official record
Conditions
Healthy
Interventions
Foods with beta-glucan from oats and barley
Other
Lead sponsor
General Mills
Industry
Eligibility
18 Years to 70 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional

The Breakfast Study

NCT00593307
View directory record Official record
Conditions
Glycemic Response, Hunger
Interventions
high GI, Low GI, Low GI Low Carb, High GI Low carb
Other
Lead sponsor
Temple University
Other
Eligibility
21 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2013 · Synced Jul 21, 2026, 9:57 AM EDT
Not yet recruiting Not applicable Interventional

Early Time-Restricted Eating for Cardiovascular Health

NCT07634926
View directory record Official record
Conditions
Hypertension, Breakfast Skipper
Interventions
Early Time-Restricted Eating (eTRE)
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Appetite Responses to Breakfast Bar Product

NCT06569043
View directory record Official record
Conditions
Satisfaction, Consumer
Interventions
Breakfast Bar
Other
Lead sponsor
General Mills
Industry
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 12, 2025 · Synced Jul 21, 2026, 9:57 AM EDT
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 Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Family Based Treatment for Weight Loss With Breakfast Prescription

NCT02467036
View directory record Official record
Conditions
Obesity, Overweight, Overeating, Weight, Childhood Obesity
Interventions
Family Based Behavioral Treatment
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
8 Years to 12 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 17, 2017 · Synced Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM 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 Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Embracing Morning BReakfast and Activity for Classroom Engagement

NCT06555627
View directory record Official record
Conditions
Child Development
Interventions
High Protein Breakfast, Morning Exercise, High Carb Breakfast
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
6 Years to 11 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Jul 21, 2026, 9:57 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Breakfast on Brain Function

NCT00621595
View directory record Official record
Conditions
Healthy
Interventions
USDA School Breakfast
Dietary Supplement
Lead sponsor
Arkansas Children's Hospital Research Institute
Other
Eligibility
8 Years to 11 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2005
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2015 · Synced Jul 21, 2026, 9:57 AM EDT