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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NOT_YET_RECRUITING
NA
24 participants
INTERVENTIONAL
2025-11-30
2026-08-31
Brief Summary
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* How the body uses choline; and,
* What effect WPPC has on choline metabolism.
Researchers will compare Whey Protein Phospholipid Concentrate (WPPC) to whole egg powder to see if WPPC is as effective as eggs.
Participants will drink a chocolate-flavored drink mixed with either WPPC or whole egg powder.
Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
OTHER
SINGLE
Study Groups
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Whey Protein Phospholipid Concentrate (WPPC)
Participants will drink a chocolate-flavored drink with WPPC added
WPPC
A chocolate-flavored drink with WPPC added
Pasteurized whole egg powder
Participants will drink a chocolate-flavored drink with egg powder added
Whole egg powder
A chocolate-flavored drink with whole egg powder added
Interventions
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WPPC
A chocolate-flavored drink with WPPC added
Whole egg powder
A chocolate-flavored drink with whole egg powder added
Eligibility Criteria
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Inclusion Criteria
* Is currently post-menopausal (Post-menopausal is a term used to describe the time in a woman's life after she has gone through menopause. This usually happens between the ages of 45 and 55. Menopause is when a woman's menstrual periods stop permanently (at least 12 months))
* Not allergic to the intervention foods and allergens that are related to the production of intervention foods (e.g. dairy products, egg, fish, peanut, shellfish, soy, tree nuts, wheat, crustaceans, gluten, mollusks, mustard, sesame seeds.)
* Had stable body weight (± 5%) for the past 6 months
* Free from cancer
* Did not have weight loss surgery, colon surgery
* Do not have chronic kidney diseases
* Do not have malabsorption towards fat and dairy products
* Willing to complete health surveys
* Willing to complete two 4-day food diaries
* Willing to consume the intervention beverages
* Willing to provide blood, urine, fecal samples at baseline and after 10 days of intervention
Exclusion Criteria
* Diagnosed with fat malabsorption
* Undergoing weight loss surgery
* Diagnosed with chronic kidney diseases
* Allergic to the intervention foods and allergens that are related to the production of intervention foods (e.g. dairy products, egg, chocolate, fish, peanut, shellfish, soy, tree nuts, wheat, crustaceans, gluten, mollusks, mustard, sesame seeds, banana, strawberry, raspberry, blackberry, blueberry.)
* Regularly using antibiotics or probiotics or prebiotics
* Regularly using Orlistat or Cetilistat
* Regularly using laxatives
* Undergoing hormone replacement therapy, or receiving hormones in any forms
* Unable to avoid strenuous exercise during the study (\>4 h intense exercise per day)
51 Years
70 Years
FEMALE
Yes
Sponsors
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University of Wisconsin, Madison
OTHER
Responsible Party
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Principal Investigators
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Bradley Bolling, PhD
Role: PRINCIPAL_INVESTIGATOR
University of Wisconsin, Madison
Locations
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University of Wisconsin - Madison
Madison, Wisconsin, United States
Countries
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Central Contacts
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Facility Contacts
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Kevin Shih
Role: primary
Other Identifiers
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A074000
Identifier Type: OTHER
Identifier Source: secondary_id
CALS/FOOD SCIENCE
Identifier Type: OTHER
Identifier Source: secondary_id
Protocol Version 8/21/25
Identifier Type: OTHER
Identifier Source: secondary_id
2024-1661
Identifier Type: -
Identifier Source: org_study_id