The Effects of Breakfast on Mental Workload (AivoPro1)

University of Helsinki

Status: Completed

Conditions: Healthy Subjects

Treatments: Dietary Supplement: Breakfast juice

Study type: Interventional

Funder types: Other; Industry

Identifiers

NCT01555385

UH-SHOK-001

Details and patient eligibility

About

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.

Enrollment: 13 patients

Sex: All

Ages: 22 to 45 years old

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

• eats usually breakfast
• use computer mouse with right hand
• normal sleep-wake rhythm between 9 pm and 8 am
• in females hormonal contraception

Exclusion criteria

• gastrointestinal disease, diabetes or any other significant major medical morbidity
• milk allergy
• lactose intolerance
• smoking
• excess use of alcohol, coffee, tea, cola drinks (> 10 doses/day)
• pregnancy and breast feeding
• no medication or dietary supplements influencing measured responses
• BMI > 30 kg/m2 or < 18 kg/m2

Trial design

Primary purpose: Basic Science

Allocation: Randomized

Interventional model: Crossover Assignment

Masking: Quadruple Blind

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13 participants in 3 patient groups, including a placebo group

Dietary supplement: high-protein breakfast

Active Comparator group

Description:

high-protein juice

Treatment:

Dietary Supplement: Breakfast juice

Dietary supplement: high-carbohydrate breakfast

Active Comparator group

Description:

high-carbohydrate juice

Treatment:

Dietary Supplement: Breakfast juice

Dietary supplement: low energy breakfast

Placebo Comparator group

Description:

low-calorie juice

Treatment:

Dietary Supplement: Breakfast juice