EXTRACT OF BANABA LEAF, ITS USE AND ANTIDIABETIC AGENT

Title:

EXTRACT OF BANABA LEAF, ITS USE AND ANTIDIABETIC AGENT

Document Type and Number:

Japanese Patent JPH05310587

Kind Code:

A

Abstract:

PURPOSE: To obtain a banaba (Lagerstroemia speciosa) leaf extract having excellent preservability and usable as a drink or food by industrially extracting banaba leaf under prescribed condition and using the extract as freeze-dried powder or as a drink, to provide a method for using the extract and to provide an antidiabetic agent containing the extract as a component.

CONSTITUTION: Dried and crushed banaba leaf is extracted with hot water and filtered to obtain a hot-water extract liquid and a residue. The residue is extracted with methanol and filtered to obtain a methanol extract liquid. The hot-water extract and the methanol extract are separately sterilized in an autoclave and freeze-dried to obtain the objective banaba leaf extract powder. The extract powder can be mixed into a food or drink after diluting to a concentration of about 0.1-10%. It is also effective as an antidiabetic agent.

Inventors:

TSUNODA TAKAMI
TAKIHARA TAKANORI
SAKANE IWAO
TAKEUCHI HISANAO

Application Number:

JP35625092A

Publication Date:

November 22, 1993

Filing Date:

December 21, 1992

Export Citation:

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Assignee:

ITOEN KK

International Classes:

A23L1/30; A23L2/38; A61K36/18; A61P3/08; (IPC1-7): A61K35/78; A23L1/30; A23L2/38

Domestic Patent References:

JPH03201969A	1991-09-03
JPH03227935A	1991-10-08
JPH01172328A	1989-07-07
JPS6226A	1987-01-06
JPS61143324A	1986-07-01

Attorney, Agent or Firm:

Saburo Takeuchi (1 person outside)

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