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Whole Milk Versus Whey Protein Supplement and Resistance Exercise

This study has been completed.
Information provided by (Responsible Party):
University of Manitoba Identifier:
First received: April 16, 2012
Last updated: December 7, 2015
Last verified: December 2015
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 Intervention
Muscle Development Dietary Supplement: Whey protein Dietary Supplement: Chocolate milk Dietary Supplement: Sugar

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single Blind (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

Resource links provided by NLM:

Further study details as provided by University of Manitoba:

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

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

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

Enrollment: 32
Study Start Date: October 2011
Study Completion Date: December 2013
Primary Completion Date: October 2012 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
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


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

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
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01580189

Canada, Manitoba
Richardson Centre for Functional Foods and Nutraceuticals
Winnipeg, Manitoba, Canada, R3T 2N2
Sponsors and Collaborators
University of Manitoba
Principal Investigator: Semone B Myrie, PhD University of Manitoba
  More Information

Responsible Party: University of Manitoba Identifier: NCT01580189     History of Changes
Other Study ID Numbers: B2011:068
Study First Received: April 16, 2012
Last Updated: December 7, 2015

Keywords provided by University of Manitoba:
Lean tissue
Strength condition
Amino Acid processed this record on August 16, 2017