The effect of supplementation with a blackcurrant drink containing L-theanine and pine bark extract in supporting cognitive performance in healthy older adults

Not Applicable

Completed

• Conditions: Cognitive function; Neurological - Studies of the normal brain and nervous system

• Registration Number: ACTRN12621001590853
• Lead Sponsor: Dr Jocelyn Eason

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2021-11-22
• Study Completion: 2023-04-21
• Last Update Posted: 13 November 2023

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 40

Inclusion Criteria

Healthy individuals (males and females) aged 55 - 70 years old, who habitually (self-identified) consume low amounts polyphenolic-rich foods are non-smokers and vapers, do not exhibit meaningful cognitive impairment (Mini-Mental State Examination (MMSE) score below 20 and are not prescribed psychotropic medication or MAO inihibitors.

Exclusion Criteria

Participants will be excluded if they are unwilling or unable to provide informed written consent or comply with the study procedures. Participants will also be excluded if they (i) have known hypersensitivity or intolerance to blackcurrants, L-theanine or pine bark extract or food products derived from these ingredients, (ii) ? Have health conditions that impair their ability to perform the cognitive tests they are required to complete in this study and (iii) if they are unable to perform the exercises to the standard required during the familiarisation session.

In addition, participants will also be excluded if they have the following health conditions: (i) blood borne diseases (e.g. hepatitis), (ii) clinically diagnosed high/low blood pressure, (iii) recent bacterial or viral illness or (iv) are taking medication that affects the properties of blood (e.g. blood clotting).

Study & Design

• Study Type: Interventional
• Study Design: Not specified