The effect of amino acid ingestion on biological clock - placebo controlled, randomized, double-blind, cross-over study
- Conditions
- Healthy adults
- Registration Number
- JPRN-UMIN000026740
- Lead Sponsor
- Waseda University
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up continuing
- Sex
- All
- Target Recruitment
- 30
Not provided
(1) Subject receives treatment, or always uses medicines or quasi-drugs. (2) Subject is expected to use medicine during this study. (3) Subject is or has been serious diseases, thyroid gland disease, adrenal gland disease, or metabolic disorder. (4) Subject is or has been diseases related to sleep. (5) Subject has been diagnosed with xerostomia or has xerostomia symptoms. (6) Subject is or has been diagnosed with the drug or alchol dependence. (7) Subject has the possibility of drug and/or food allergy. (8) Subject is predict to occurred to have life events, which may affect their mental conditions, during this study. (9) Subject has a plan to participate in other study during this study. (10) Subject or his/her family work for a company on manufacturing or selling health foods or foods with function claims. (11)Subject can not sleep during night because of shift work or other reasons. (12)His/her native language is not Japanese. (13)Subject is judged as unsuitable for the study by pre test questionnaire. (14)Subject has a plan to become pregnant during the current study or are pregnant or lactating. (15)Subject has a considerable difference in results of motion sensor and pre-questionaires. (16)Subject has values significantly deviated from the reference range in body measurement values declared beforehand (17)Subject is judged inadequateness on this study by subject background questionnaire. (18)Subject has a plan to travel abroad during two weeks before this study starts and during this study. (19)Subject usually consumes food with functional claims and/or supplement which may affect melatonin secretion. (20)Subject is restricted intake of amino acid because he/she has been diagnosed with genetically deficient in metabolic enzyme. (21)Subject is judged inadequateness on this study by the supervisor doctor.
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method