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Whole Milk Versus Whey Protein Supplement and Resistance Exercise

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ClinicalTrials.gov Identifier: NCT01580189
Recruitment Status : Completed
First Posted : April 18, 2012
Last Update Posted : December 8, 2015
Sponsor:
Information provided by (Responsible Party):
University of Manitoba

Study Description
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Brief Summary:
The purpose of the study is to examine the effects of consuming protein supplement (whey) compared to whole milk immediately after bouts of resistance training on muscular strength and body composition.

Condition or disease Intervention/treatment Phase
Muscle Development Dietary Supplement: Whey protein Dietary Supplement: Chocolate milk Dietary Supplement: Sugar Not Applicable

Study Design
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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 32 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single (Participant)
Primary Purpose: Basic Science
Official Title: Effects of Whole Milk Versus Whey Protein Supplementation With Resistance Exercise on Body Composition, Muscle Hypertrophy and Strength Changes in Healthy Individuals
Study Start Date : October 2011
Actual Primary Completion Date : October 2012
Actual Study Completion Date : December 2013

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Arms and Interventions
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Arm Intervention/treatment
Active Comparator: Milk
Chocolate milk compared to protein supplement
 Dietary Supplement: Whey protein
18g protein, immediately after training, 9 weeks
Other Name: protein supplement
Active Comparator: Whey protein
Whey protein compared to milk
 Dietary Supplement: Chocolate milk
500ml chocolate milk, immediately after training, 9 weeks
Other Name: Milk
Placebo Comparator: Sugar
Maltodextrin compared to treatments
 Dietary Supplement: Sugar
55-65g maltodextrin solution, immediately after training, 9 weeks
Other Name: Maltodextrin


Outcome Measures
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Primary Outcome Measures :
  1. Body composition [ Time Frame: 9 weeks ]
    DEXA for assessment of fat and lean tissue

  2. Strength [ Time Frame: 9 weeks ]
    1RM tests to assess changes in strength on various sport resistant exercise equipment


Secondary Outcome Measures :
  1. Blood amino acid [ Time Frame: 9 weeks ]
    Assessment of plasma amino acid profile at baseline, mid and end of the study.


Eligibility Criteria
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Ages Eligible for Study:   18 Years to 35 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Criteria

Inclusion Criteria:

  • healthy
  • currently working out at least 3 times per week

Exclusion Criteria:

  • taken any ergogenic aid/sport supplements in the last 2 months
Contacts and Locations
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To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01580189


Locations
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Canada, Manitoba
Richardson Centre for Functional Foods and Nutraceuticals
Winnipeg, Manitoba, Canada, R3T 2N2
Sponsors and Collaborators
University of Manitoba
Investigators
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Principal Investigator: Semone B Myrie, PhD University of Manitoba
More Information
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Responsible Party: University of Manitoba
ClinicalTrials.gov Identifier: NCT01580189     History of Changes
Other Study ID Numbers: B2011:068
First Posted: April 18, 2012    Key Record Dates
Last Update Posted: December 8, 2015
Last Verified: December 2015
Keywords provided by University of Manitoba:
Lean tissue
Strength condition
Protein
Amino Acid