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What is the purpose of this study?

The aim of this research study is to determine the impact determine the impact of the Brain & Body Protein powder on measures of sleep quality, cognition, brain function and mood sleep in older people.

Who can participate in this study?

For a full list of eligibility criteria please refer to the participant information sheet below. Criteria will be assessed during the participant screening process. The main criteria are:

We are exploring whether nutritional interventions may improve sleep quality in older adults. ©  Isabella Fischer

  • Aged 55 to 64 years (inclusive).
  • Have a BMI between 18.5 and 35 (Inclusive. We can calculate this for you).
  • Experiencing poor sleep quality.
  • Is not allergic to milk, rice, soy or soy lecithin.
  • Is willing to attend 2 visits in our clinic at SAHMRI over an 8-day period.

What is involved in participating in this study?

  • People who register interest will complete a medical screening questionnaire, sent by CSIRO to a nominated email address.
  • People may be invited to complete a phone screen where questionnaires about sleep quality and cognition are completed, and study criteria are checked.
  • the CSIRO Nutrition and Health Research Clinic.
    • Clinic visit 1, is approximately 5 hours in length.
    • Clinic visit 2, is approximately 1 hour in length.
      • During the clinic visits, activities include providing a blood sample, completing questionnaires, undergoing an electroencephalogram (EEG; first visit only), consuming a serving of the study product (first visit only), height, weight and vital signs measurements, among others. For a full list of activities completed at each clinic visit, please see the participant information sheet below.
  • During the week, participants consume 1 dose of the study product each night, approximately 90mins before bedtime (except for the day of Visit 1, as they consume the study product in clinic that day).
  • Each morning during the study, we ask participants to
    • fill out a sleep diary
    • check off their study product consumption
    • record any changes to medication or health conditions.

Will there be remuneration for my time?

Participants who complete the study will receive a total of $200 to acknowledge their valuable contribution to scientific research.

How do I participate in this study?

Email or phone (08) 8303 8803 to register interest.

Have questions?

Our study team is here to talk! Call (08) 8303 8803 or email your questions to:

This study has been approved by the CSIRO Health and Medical Research Human Research Ethics Committee (2023-018-HREC).

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