UMIN-CTR Clinical Trial

Basic information
Official scientific title of the study	Study on effects of functional fermented tea leaf powder, MarugotoHakkocha, made from green tea leaves and loquat leaves on postprandial blood glucose levels
Title of the study (Brief title)	Effects of fermented tea leaf powder on postprandial blood glucose levels
Region	Japan

Condition
Condition	Postprandial huperglycemia
Classification by specialty	Endocrinology and Metabolism
Classification by malignancy	Others
Genomic information	NO

Objectives
Narrative objectives1	To investigate the effect of a fermented tea leaf powder on postprandial hyperglycemia
Basic objectives2	Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes	Postprandial blood glucose level,Blood insulin concentration
Key secondary outcomes	Body weight,Blood pressure,Serum LDL-cholesterol,Serum HDL-cholesterol,Serum triglyceride,White blood cell count,Red blood cell count,Hemoglobin,Hematocrit,Platelet count,Total protein,Albumin,GOT,GPT,LDH,Total bilirubin,ALP,Gamma GTP,Urea nitrogen,Creatinine,Uric acid,HbA1c,Urinary sugar, Urinary protein

Base
Study type	Interventional

Study design
Basic design	Cross-over
Randomization	Randomized
Randomization unit	Individual
Blinding	Double blind -all involved are blinded
Control	Placebo
Stratification
Dynamic allocation
Institution consideration
Blocking
Concealment

Intervention
No. of arms	2
Purpose of intervention	Prevention
Type of intervention	Food
Interventions/Control_1	The subjects ingested a single intake of the active meal, and injested a single intake of the placebo meal after 7 days or 14 days.
Interventions/Control_2	The subjects ingested a single intake of the active meal, and injested a single intake of the placebo meal after 7 days or 14 days.
Interventions/Control_3
Interventions/Control_4
Interventions/Control_5
Interventions/Control_6
Interventions/Control_7
Interventions/Control_8
Interventions/Control_9
Interventions/Control_10

Eligibility
Age-lower limit	20 years-old <=
Age-upper limit	70 years-old >
Gender	Male and Female
Key inclusion criteria	1) Healthy male and female between 20 and 70 years old 2) Those who are liable to rise in postprandial blood glucose levels during screening tests 3) Individuals who can refrain from drinking and eating during the test period 4) Individuals who understand the purpose and contents of the experiment
Key exclusion criteria	1)Individuals taking drugs, supplements and healthy foods which affect the blood glucose levels 2)Those who can not stop taking supplements or health foods that may affect blood glucose levels during the test period 3)Subjects who are contracting kidney and/or liver diseases 4)Those who have been diagnosed with diabetes 5)Individuals with a chronic diseases 6)Person who donated more than 400 ml of blood within 3 months prior to the study 7)Those who can not stop taking a large amount of green tea or black tea during the test period 8)Pregnant women, or women with intending to become pregnant, and lactating woman 9)Individuals participating or intending to participate in a drug administration test 10)Individuals judged by the doctor to be unsuitable
Target sample size	50

Research contact person
Name of lead principal investigator	Kazunari Tanaka
Organization	Univercity of Nagasaki
Division name	Faculty of Nursing and Nutrition
Address	1-1-1 Manabino, Nagayo-cho, Nishisonogi-gun, Nagasaki, Japan, 851-2195
TEL	095-813-5216
Email	katanaka@sun.ac.jp

Public contact
Name of contact person	Hideki Ito
Organization	Univercity of Nagasaki
Division name	Regional Partnership Center
Address	1-1-1 Manabino, Nagayo-cho, Nishisonogi-gun, Nagasaki, Japan, 851-2195
TEL	095-813-5500
Homepage URL
Email	katanaka@sun.ac.jp

Sponsor
Institute	Univercity of Nagasaki
Institute
Department

Funding Source
Organization	charle Co., Ltd.
Organization
Division
Category of Funding Organization	Profit organization
Nationality of Funding Organization

Other related organizations
Co-sponsor
Name of secondary funｄer(s)

Secondary IDs
Secondary IDs	NO
Study ID_1
Org. issuing International ID_1
Study ID_2
Org. issuing International ID_2
IND to MHLW

Institutions
Institutions

Other administrative information
Date of disclosure of the study information	2017 Year 09 Month 20 Day

Progress
Recruitment status	Completed
Date of protocol fixation	2017 Year 09 Month 20 Day
Anticipated trial start date	2017 Year 09 Month 20 Day
Last follow-up date
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Related information
URL releasing protocol
Publication of results	Unpublished
URL releasing results
Results
Other related information

Management information
Registered date	2017 Year 09 Month 20 Day
Last modified on	2018 Year 03 Month 22 Day

Link to view the page
URL(English)	https://upload.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000033136