UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000009439
Receipt number R000011091
Scientific Title Effect of vinegar ingestion on the postprandial plasma glucose changes after the intake of semi-digested nutrition agent
Date of disclosure of the study information 2012/11/30
Last modified on 2024/06/08 10:58:56

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Basic information

Public title

Effect of vinegar ingestion on the postprandial plasma glucose changes after the intake of semi-digested nutrition agent

Acronym

Effect of vinegar on the plasma glucose levels

Scientific Title

Effect of vinegar ingestion on the postprandial plasma glucose changes after the intake of semi-digested nutrition agent

Scientific Title:Acronym

Effect of vinegar on the plasma glucose levels

Region

Japan


Condition

Condition

Diabetes Mellitus, Impaired Glucose Tolerance

Classification by specialty

Endocrinology and Metabolism

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to examine the effects of single vinegar ingestion and long term continuous vinegar ingestion on the postprandial plasma glucose changes after taking semi-digested nutrition agent in healthy volunteers. We also examine whether the plasma triglyceride levels and parameters associated with metabolic diseases would be modulated with the long term vinegar ingestion.
This study would clarify that administration of vinegar water ahead of semi-digested nutrition agent in patients under tube-feeding possesses beneficial effect on the glycemic control. In addition, the results of long term study disclose whether the daily ingestion of vinegar water in diabetic patient would be beneficial or not.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase

Not applicable


Assessment

Primary outcomes

Plasma glucose levels, insulin, CPR, HbA1c, BMI, waist circumference, triglycerides

Key secondary outcomes

adiponectin, markers for oxidative stress, markers associated with metabolic diseases


Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Treatment

Type of intervention

Food

Interventions/Control_1

Single vinegar administration test: After drinking 150ml vinegar water (10 times-diluted vinegar), plasma glucose, insulin and CPR levels are measured sequentially up to 120 min after taking semi-digested nutrition agent. These values are compared with those without taking vinegar water.
Long term vinegar administration test: After taking 150 ml vinegar water twice daily before meals for 3 to 4 weeks, the subject takes semi-digested nutrition agent, and plasma glucose, insulin and CPR levels are measured sequentially up to 120 min. These values are compared with those examined before the subjects begin to take vinegar water. In addition, changes in several markers associated with metabolic diseases, for example plasma TG and adiponectin levels, are also examined. To analyze the safety of vinegar water ingestion, liver, renal functions as well as urine tests are examined.

Interventions/Control_2


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

35 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1) Healthy volunteer
2) Those who do not suffer from diabetes mellitus (HbA1c (NGSP) less than 6.5%, and FBS less that 126 mg/dL)

Key exclusion criteria

1) Those who suffer from serious diseases (for example, liver disease, renal disease, heart disease, etc.)
2) Those who are pregnant, in breast-feeding, or have a probability of pregnancy.
3) Those who cannot drink vinegar water.
4) Those who are judged not to be appropriate for this study by the physicians.

Target sample size

50


Research contact person

Name of lead principal investigator

1st name Kazuhisa
Middle name
Last name Tsukamoto

Organization

Aizu General Hospital, Fukushima Medical University Aizu Medical Center

Division name

Department of Metabolism, Diabetes and Nephrology

Zip code

969-3492

Address

21-2 Maeda, Tanizawa, Kawahigashi, Aizuwakamatsu City, Fukushima

TEL

+81-242-75-2100

Email

kazut@fmu.ac.jp


Public contact

Name of contact person

1st name Kazuhisa
Middle name
Last name Tsukamoto

Organization

Fukushima Medical University Aizu Medical Center

Division name

Department of Metabolism, Diabetes and Nephrology

Zip code

969-3492

Address

21-2 Maeda, Tanizawa, Kawahigashi, Aizuwakamatsu City, Fukushima

TEL

+81-242-75-2100

Homepage URL


Email

kazuhisa-tky@umin.ac.jp


Sponsor or person

Institute

Department of Metabolism, Diabetes and Nephrology, Fukushima Medical University, Aizu Medical Center

Institute

Department

Personal name



Funding Source

Organization

Fukushima Prefecture

Organization

Division

Category of Funding Organization

Local Government

Nationality of Funding Organization

Japan


Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Aizu Medical Center, Fukushima Medical University

Address

21-2 Maeda, Tanizawa, Kawahigashi, Aizuwakamatsu City, Fukushima

Tel

0242-27-2151

Email

aidusougou.byouin@pref.fukushima.jp


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

福島県立会津総合病院(福島県)、福島県立医科大学会津医療センター


Other administrative information

Date of disclosure of the study information

2012 Year 11 Month 30 Day


Related information

URL releasing protocol

NA

Publication of results

Published


Result

URL related to results and publications

https://confit.atlas.jp/guide/event/endo (The 89th annual meeting of the Japanese Endocrine Society)

Number of participants that the trial has enrolled

50

Results

A comparison between the previous study and the single-dose study disclosed no significant differences in outcome measures. A comparison between the previous study and the long-term administration study showed no significant differences as well. However, when analyzed in subjects with a HOMA-IR of 1.6 or 2.0 or higher, there was a significant difference in the reduction in total insulin and total insulin level x total blood glucose level.

Results date posted

2024 Year 06 Month 08 Day

Results Delayed


Results Delay Reason

Due to the time required to finalise the final results.

Date of the first journal publication of results


Baseline Characteristics

50 healthy adults aged 35 years and over without diabetes or other serious complications

Participant flow

As a pre-test, after blood and urine samples were taken, 150 ml of water was ingested followed by a test meal (600 ml of Lacol for males and 400 ml for females), and venous blood samples were taken 30, 60, 90, 120 and 240 minutes later. Next, as a single-dose study, within one to two weeks after the end of the previous study, 150 ml of vinegar water prepared by diluting apple cider vinegar 10-fold was ingested after the blood sample was taken, followed by the same test diet as in the previous study, and blood samples were taken 30, 60, 90 and 120 minutes later. Subsequently, as a long-term administration study, 30 ml of vinegar water was ingested twice daily before meals for 3-4 weeks, followed by the same tests as in the previous study.

Adverse events

No serious adverse events were observed. Abdominal pain was observed in one patient in the long-term study, but it was a single occurrence and the causal relationship was unclear. One person who offered that long-term intake would be difficult was only included in the single-dose study. Two cases in which blood samples could not be taken at the prescribed time were excluded, resulting in an analysis with 47 subjects.

Outcome measures

The difference between fasting blood glucose and peak blood glucose after taking the test meal, the area of the blood glucose curve, the sum of blood glucose level, the sum of insulin level, total insulin level x total blood glucose level

Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Main results already published

Date of protocol fixation

2012 Year 05 Month 29 Day

Date of IRB

2012 Year 08 Month 19 Day

Anticipated trial start date

2012 Year 09 Month 04 Day

Last follow-up date

2013 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2012 Year 11 Month 29 Day

Last modified on

2024 Year 06 Month 08 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000011091