Protein Concentrations in Yogurt and Satiety, Food Intake and Glycemia in Healthy Men
August 24, 2012 updated by: G. Harvey Anderson, University of Toronto
Effect of Varied Protein Concentrations in Greek Yogurt on Glycemic Response, Satiety and Next Meal Food Intake in Healthy Young Men
This study compared the effects of dairy products, including milk and yogurt, with different amounts of proteins on responses of appetite, glucose and insulin and on food intake at a meal served 120 minutes later in healthy adult male individuals.
Study Overview
Status
Completed
Conditions
Intervention / Treatment
Study Type
Interventional
Enrollment (Actual)
20
Phase
- Not Applicable
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
-
-
Ontario
-
Toronto, Ontario, Canada, M5S 3E2
- Department of Nutritional Sciences, University of Toronto
-
-
Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
20 years to 30 years (Adult)
Accepts Healthy Volunteers
Yes
Genders Eligible for Study
Male
Description
Inclusion Criteria:
- Age: 20-30 years
- Body mass index: 20 and 24.9 kg/m2
Exclusion Criteria:
- Breakfast skippers,
- Smokers,
- Dieters,
- Individuals with lactose-intolerance or who are allergic to milk,
- Individuals with gastrointestinal problems and
- Individuals with diabetes or other metabolic diseases
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Single Group Assignment
- Masking: Single
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
|---|---|
|
Experimental: Non-fat Yogurt-Plain flavored
Protein to carbohydrate ratio: 2.30
|
All snacks (arms) were randomly given to subjects to be consumed within 5 minutes, after 4 hours of consuming a standard breakfast.
|
|
Experimental: Skim milk
Protein to carbohydrate ratio: 0.69
|
All snacks (arms) were randomly given to subjects to be consumed within 5 minutes, after 4 hours of consuming a standard breakfast.
|
|
Experimental: Non-fat Yogurt with honey-Plain flavored
Protein to carbohydrate ratio: 1.24
|
All snacks (arms) were randomly given to subjects to be consumed within 5 minutes, after 4 hours of consuming a standard breakfast.
|
|
Experimental: Orange juice
Protein to carbohydrate ratio: 0.07
|
All snacks (arms) were randomly given to subjects to be consumed within 5 minutes, after 4 hours of consuming a standard breakfast.
|
|
Experimental: Non-fat Yogurt-Strawberry flavored
Protein to carbohydrate ratio: 0.79
|
All snacks (arms) were randomly given to subjects to be consumed within 5 minutes, after 4 hours of consuming a standard breakfast.
|
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Food intake
Time Frame: 120 minutes after consumption of treatments
|
Calories consumed at the test meal
|
120 minutes after consumption of treatments
|
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Glycemia
Time Frame: Pre-(0-120 min) and post-(120-260 min) meal periods
|
Glycemic responses in the pre- and post-test meal periods
|
Pre-(0-120 min) and post-(120-260 min) meal periods
|
Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Appetite
Time Frame: Pre-(0-120 min) and post-(120-260 min) meal periods
|
Appetite scores in the pre- and post-test meal periods
|
Pre-(0-120 min) and post-(120-260 min) meal periods
|
Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Collaborators
Investigators
- Principal Investigator: G. Harvey Anderson, Professor, University of Toronto
Publications and helpful links
The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
February 1, 2012
Primary Completion (Actual)
June 1, 2012
Study Completion (Actual)
June 1, 2012
Study Registration Dates
First Submitted
August 22, 2012
First Submitted That Met QC Criteria
August 24, 2012
First Posted (Estimate)
August 27, 2012
Study Record Updates
Last Update Posted (Estimate)
August 27, 2012
Last Update Submitted That Met QC Criteria
August 24, 2012
Last Verified
August 1, 2012
More Information
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.