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| Name | Class |
|---|---|
| Finnish Institute of Occupational Health | OTHER |
| SalWe Ltd. | INDUSTRY |
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The aim of the study is to investigate the influence of nutritive (high-protein or high-carbohydrate) and non-nutritive (low energy) breakfast on psychological and physiological responses of mental workload during multitasking in healthy volunteers.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Dietary supplement: high-protein breakfast | Active Comparator | high-protein juice |
|
| Dietary supplement: high-carbohydrate breakfast | Active Comparator | high-carbohydrate juice |
|
| Dietary supplement: low energy breakfast | Placebo Comparator | low-calorie juice |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Breakfast juice | Dietary Supplement | single dose (300 ml) in the morning of study day, 3 separate sessions (high-protein vs. high-carbohydrate vs. low-calorie juice), total duration 3 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Brain measures of mental workload (ERP 300 amplitude and latency) and heart rate | 1 day |
| Measure | Description | Time Frame |
|---|---|---|
| Subjective mental workload and mood measurement assessed using visual analogue scale in response to test meal. | 1 day | |
| cognitive function measurements | 1 day | |
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Inclusion Criteria:
Exclusion Criteria:
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| University of Helsinki, Institute of Biomedicine | Helsinki | 00014 | Finland |
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| Blood concentration of glucose |
| 1 day |
| salivary cortisol | 1 day |
| Blood concentration of tryptophan in relation to other large neutral amino acids | 1 day |