Combined Effects of Variety and Portion Size on Meal Intake of Women
NCT ID: NCT05177367
Last Updated: 2022-03-04
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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WITHDRAWN
NA
INTERVENTIONAL
2022-02-20
2023-01-27
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
CROSSOVER
BASIC_SCIENCE
SINGLE
Study Groups
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Sequential Variety, Small Portion
3 courses each consisting of a different food served in a small portion.
Sequential Variety
3 courses each consisting of a different food
Small portion
Small meal portion size
Sequential Variety, Large Portion
3 courses each consisting of a different food served in a large portion.
Sequential Variety
3 courses each consisting of a different food
Large Portion
Large meal portion size
Simultaneous Variety, Small Portion
3 courses each consisting of 3 foods served in small portions.
Simultaneous Variety
3 courses each consisting of 3 foods
Small portion
Small meal portion size
Simultaneous Variety, Large Portion
3 courses each consisting of 3 foods served in large portions.
Simultaneous Variety
3 courses each consisting of 3 foods
Large Portion
Large meal portion size
Single Food, Small Portion
3 courses each consisting of the same food served in a small portion.
Single Food
3 courses each consisting of the same food
Small portion
Small meal portion size
Single Food, Large Portion
3 courses each consisting of the same food served in a large portion.
Single Food
3 courses each consisting of the same food
Large Portion
Large meal portion size
Interventions
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Sequential Variety
3 courses each consisting of a different food
Simultaneous Variety
3 courses each consisting of 3 foods
Single Food
3 courses each consisting of the same food
Small portion
Small meal portion size
Large Portion
Large meal portion size
Eligibility Criteria
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Inclusion Criteria
* Be fully vaccinated against COVID-19
* Be a woman 20 - 65 years old
* Regularly eat 3 meals/day
* Be willing to refrain from drinking alcohol the day before and during test days
* Have a body mass index between 18.0 and 35.0 kg/m\*m
* Be willing to refrain from eating after 10 pm the evening before test sessions
* Be willing to participate in all study procedures
Exclusion Criteria
* Must not be an athlete in training
* Must not be pregnant or breastfeeding at the time of screening
* Must not have taken prescription or non-prescription drugs that may affect appetite or food intake within the last 3 months
* Must not dislike or be unable to eat the test foods (because of allergies, intolerance, or dietary restrictions)
* Must not have a high variability in liking of the test foods
* Must not be currently dieting to gain or lose weight
* Must not have a health condition that affects appetite
* Must not have participated in a similar study in our lab in the past year
* Must not be a student, faculty, or staff member in nutritional sciences or psychology
20 Years
65 Years
FEMALE
No
Sponsors
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Jenny Craig, Inc.
INDUSTRY
Penn State University
OTHER
Responsible Party
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Barbara J. Rolls
Professor of Nutrition and Director of The Laboratory For The Study of Human Ingestive Behavior
Locations
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Laboratory for the Study of Human Ingestive Behavior, The Pennsylvania State University
University Park, Pennsylvania, United States
Countries
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Other Identifiers
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FoodVariety102
Identifier Type: -
Identifier Source: org_study_id
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