The Breakfast Study: How Different Aspects of Food Affect Eating
Impact of a Healthy Meal Containing Mostly Ultra-processed Foods Compared to a Healthy Meal With Less-processed Foods on Satiety and Eating Behaviors
USDA Grand Forks Human Nutrition Research Center
40 participants
Jun 8, 2026
INTERVENTIONAL
Conditions
Summary
The purpose of this research study is to test how different aspects of food including food processing affect eating behaviors.
Eligibility
Inclusion Criteria8
- do not have restrictive eating practices
- regularly consume breakfast
- able to understand and sign the consent form
- have own transportation to the research center
- not allergic to study foods or unwilling to eat them
- willing to comply with study demands
- able to read and understand English
- available to attend two in-person visits on a weekday and/or Saturday morning from 7:15 a.m. to 12:15 p.m.
Exclusion Criteria6
- taking statins, medication to lower blood pressure, anti-inflammatory, anti-diabetes, or weight-loss medications
- pregnant, lactating, or planning to become pregnant
- diagnosed with an eating disorder, hypothyroidism, or cancer
- allergy to study foods or express unwillingness to consume them
- have gained or lost more than 10 pounds in the last 3 months
- regular participants in vigorous endurance or resistance exercise (e.g., marathons, endurance bike races, triathlons, CrossFit, powerlifting)
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Interventions
Participants will be provided with the UPF breakfast during the first study visit and the MPF breakfast during the second study visit
Participants will be provided with the MPF breakfast during the first study visit and the UPF breakfast during the second study visit
Locations(1)
View Full Details on ClinicalTrials.gov
For the most up-to-date information, visit the official listing.
NCT07525050