Examination of the effect of cacao intake on performance and brain activity during cognitive task: single blind - investigators and assessors blind - cross over comparison study
- Conditions
- Healthy adults
- Registration Number
- JPRN-UMIN000041636
- Lead Sponsor
- RIKE
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 30
Not provided
- Individual who has been taken medications, quasi-drugs and supplements for more than 5 days a week within a month before screening test, or who plans to take those for more than 5 days a week during research period - Individual who has a serious disease such as cranial nerve disease, liver disease, kidney disease, heart disease, cardiovascular disease, malignancy, or who has history of that - Individual who has nervous seizure, color blindness, diabetes, or arrhythmia, or who has history of that - Individual who has food allergy - Individual who cannot intake foods containing a large amount of test food ingredients - Individual who consume excessive alcohol - Individual who has a smoking habit - Individual who have day and night shift work and night work during research period - Individual who quite poor performance for cognitive function task in the SCR - Individual who did not complete the measurement of autonomic nervous system test in the SCR - Individual who is left-handed - Individual using internal or external life support devices - Individual with a metallic foreign body inside - Individual using orthodontic metal bridges - Individual who is applying tattoos and permanent makeup - Individual who is or has been engaged in the metalworking industry or in work that frequently handle metals - Individual with mental attacks or claustrophobia - Individual with impaired hearing, vocalization, or grip strength - Individual who have difficulty in regulating body temperature regulation or sweating - Individual who cannot continue supine for more than 1 hour - Individual who has participated in other clinical research within a month before the research, or plan to participate that during the research period - Individual who is pregnant, possibly pregnant, or breastfeeding, or who has plan or wish for pregnancy during the study period - Individual whom principal investigator or sub-investigator judged to be inappropriate as a subject.
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method