Nutrition, Body Composition, and Sleep (SHAPE)
The Effect of Protein and Omega-3 Fatty Acid Supplementation on Body Composition, Sleep, Cardiometabolic Health and Strength in Postmenopausal Women
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Not Applicable
Contacts and Locations
Study Locations
-
-
Arkansas
-
Fayetteville, Arkansas, United States, 72704
- University of Arkansas
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Postmenopausal women (12+ months following last reported menstrual cycle)
Exclusion Criteria:
- food allergies
- diet restrictions
- do not habitually eat breakfast
- picky eaters\regularly consume protein or omega-3 related supplements
- consume omega-3 fatty acid rich fish (tuna, salmon, etc.) greater than two times per month -have any other diet-related conditions that would prevent them from consuming whey protein supplements and/or omega-3 fatty acid supplements
- smoking
- habitual alcohol consumption (> 4 drinks/week)
- medication impacting appetite or metabolism
- Lipid or blood pressure lowering medication
- Hormone replacement therapy
Study Plan
How is the study designed?
Design Details
- Primary Purpose: BASIC_SCIENCE
- Allocation: RANDOMIZED
- Interventional Model: PARALLEL
- Masking: DOUBLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
NO_INTERVENTION: Control
These participants will maintain their daily food and exercise routine and will receive no intervention.
|
|
|
EXPERIMENTAL: Whey Protein Supplementation
Participants will receive protein supplementation daily for 16 weeks.
|
Participants in the protein arms will receive whey protein daily for 16 weeks.
|
|
EXPERIMENTAL: Omega-3 Fatty Acids (O3FA)
Participants will receive O3FA supplementation daily for 16 weeks.
|
Participants in the omega-3 fatty acid arms will receive capsules daily for 16 weeks.
|
|
EXPERIMENTAL: Whey Protein and O3FA
Participants will receive protein and O3FA supplementation daily for 16 weeks.
|
Participants in the protein arms will receive whey protein daily for 16 weeks.
Participants in the omega-3 fatty acid arms will receive capsules daily for 16 weeks.
|
|
PLACEBO_COMPARATOR: Whey Protein and Placebo Fat Source
Participants will receive protein and placebo fat source supplementation daily for 16 weeks.
|
Participants in the protein arms will receive whey protein daily for 16 weeks.
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Sleep Quality
Time Frame: Change in sleep quality from baseline (day 0) to 16 weeks.
|
Pittsburgh Sleep Quality Index (PSQI) will assess sleep quality and disturbance.
This is a elf-rated questionnaire which assesses sleep quality and disturbances over a 1-month time interval.
Nineteen individual items generate seven "component" scores: subjective sleep quality, sleep latency, sleep duration, habitual sleep efficiency, sleep disturbances, use of sleeping medication, and daytime dysfunction.
The sum of scores for these seven components yields one global score.
Each item is weighted on a 0-3 interval scale.
The global PSQI score is then calculated by totaling the seven component scores, providing an overall score ranging from 0 to 21, where lower scores denote a healthier sleep quality.
|
Change in sleep quality from baseline (day 0) to 16 weeks.
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Dietary intake
Time Frame: Change in dietary intake from baseline (day 0) to 16 weeks.
|
Dietary intake will be measured using 3-day, weighed food records.
|
Change in dietary intake from baseline (day 0) to 16 weeks.
|
|
Sleep Quantity
Time Frame: Change in sleep quantity from baseline (day 0) to 16 weeks.
|
Sleep duration will be measured using Actigraph monitors worn on the wrist.
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Change in sleep quantity from baseline (day 0) to 16 weeks.
|
|
Body composition
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
Body composition will be measured using dual x-ray absorptiometry (DEXA).
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On day 1 and day 112 (final day of 16-week intervention) of study.
|
|
Resting energy expenditure (REE)
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
REE will be measured using indirect calorimetry.
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On day 1 and day 112 (final day of 16-week intervention) of study.
|
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Orexin
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
Intravenous blood samples will be collected and orexin measured using a commercial kit.
|
On day 1 and day 112 (final day of 16-week intervention) of study.
|
Other Outcome Measures
Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Mood
Time Frame: Change in sleep quality from baseline (day 0) to 16 weeks.
|
Mood will be assessed using the Profile of Mood States (POMS) questionnaire.
The POMS measures six different dimensions of mood swings over a period of time.
These include: Tension or Anxiety, Anger or Hostility, Vigor or Activity, Fatigue or Inertia, Depression or Dejection, Confusion or Bewilderment.
A five-point scale ranging from "not at all" to "extremely" is used to assess participant mood states.
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Change in sleep quality from baseline (day 0) to 16 weeks.
|
|
Strength
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
Strength will be assessed using a standard hand-grip dynamometer .
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On day 1 and day 112 (final day of 16-week intervention) of study.
|
|
Glucose
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
Intravenous blood samples will be collected and glucose measured using a commercial kit.
|
On day 1 and day 112 (final day of 16-week intervention) of study.
|
|
Insulin
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
Intravenous blood samples will be collected and insulin measured using a commercial kit.
|
On day 1 and day 112 (final day of 16-week intervention) of study.
|
|
Blood lipids
Time Frame: On day 1 and day 112 (final day of 16-week intervention) of study.
|
Intravenous blood samples will be collected and blood lipids measured using a commercial kit.
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On day 1 and day 112 (final day of 16-week intervention) of study.
|
Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start (ACTUAL)
Study Start
Primary Completion (ACTUAL)
Primary Completion
Study Completion (ACTUAL)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (ACTUAL)
First Posted
Study Record Updates
Last Update Posted (ACTUAL)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- UArkansasFayetteville
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
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.
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