Double-Blind, Placebo-Controlled Study for the Effect of Daily Ingestion of Yabukita green tea and Sun Rouge green tea on the Improvement of Blood Pressure and Eyestrai
- Conditions
- Healthy adults
- Registration Number
- JPRN-UMIN000018469
- Lead Sponsor
- Hokkaido Information University
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 108
Not provided
1. Subjects who are under treatment and medication for hypertension 2. Subjects who are under treatment and medication for ocular disease (except for myopia, astigmatism, hyperopia, presbyopia, dry eye, and allergc conjunctival disease) or with serious ocular diseases. 3. Subjects who have a major ophthalmic surgical history such as cataract, glaucoma, refractive correction 4. Subjects with serious cerebrovascular, cardiac, hepatic, renal, and / or gastrointestinal diseases, or affected with an infectious disease which is required to report to the authorities 5. Subjects who have a major surgical history related to digestive system such as gastrectomy 6. Subjects with unusually high and/or low blood pressure or abnormal hematological data 7. Subjects with serious anemia 8. Pre- or post-menopausal subjects having complaints of obvious physical changes 9. Subjects who are at risk of having allergic reactions to drugs or foods (especially green tea) 10. Subjects who has high caffeine sensitivity 11. Subjects regularly take medicine, functional foods and/or supplements ( peptide, acetic acid, GABA, geniposidic acid, flavonoids, sesamin, chlorella, olive leaves, garlics, dietary fiber, tomatoes, folic acid, etc.) which would affect the blood pressure 12. Subjects regularly take medicine, functional foods and/or supplements (anthocyanin, lutein, astaxanthin, blueberry, beta-carotene, vitamin, DHA, EPA etc.) which would affect the visual fatigue 13. Heavy smokers, alcohol addicts or subjects with irregular lifestyle 14. Subjects who donate either 400ml whole blood within 12 weeks or 200ml whole blood within 4 weeks or blood components within 2 weeks prior to this study 15. Subjects who are pregnant or expected to be pregnant, or lactating during the study 16. Subjects who participate in other clinical trials within the last one month prior to the current clinical trial 17. Any other medical reasons judged by the principal investigator
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method