Assessment of anti-stress, behavioural, and neurophysiological effects of L-theanine: A randomised, double-blind, placebo-controlled, crossover trial in healthy adults

Swinburne University of Technology0 个研究点目标入组 34 人开始时间: 2014年8月4日最近更新: 2020年1月13日

适应症

试验速览

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•1. Male or female.
•2. Aged 18-40 years.
•3. Willing and able to provide written informed consent.
•4. Understands and is willing and able to comply with all study procedures.
•5. Fluent in written and spoken English.
•6. Are in good general health with no history of psychiatric disease.
•7. Must have normal, or corrected to normal vision
•8. Participants must be right handed. This is for ease of analysis of the MEG data. There are hemispheric differences in terms of structure and function between right and left handed individuals that prove to be problematic when analysing the output. Given that this investigation will employ a method where participants need to press buttons as a response (in turn involving the motor cortex), it is wise to use an all right handed population.

•1. Females who are pregnant or breast-feeding
•2. Individuals currently taking medication (other than the contraceptive pill).
•3. Any significant concurrent illness including any bleeding disorders, heart conditions, diabetes, glaucoma, high blood pressure or osteoporosis.
•4. Individuals who suffer from Diabetes Mellitus.
•5. Any known or suspected food allergies (this would cover all ingredients in the investigational product).
•6. Smokers and users of recreational drugs (except alcohol and other food grade actives)
•7. Have participated in any other study involving an investigational product in the last 4 weeks.
•8. Metal implants (for safety in MRI and MEG)
•9. Have undergone an MRI scan within the previous 7 days
•10. Individuals who suffer from claustrophobia
•11. Individuals who are colour blind

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