Kao Corporation

Tsuno Food Industrial Co., Ltd.

Kohjiro Hashizume

Atsushi Suzuki

Takatoshi Murase

Tatsuya Kusaura

Akira Shimotoyodome

Noriyasu Ota

Takuo Tsuno

Koichi Misawa

Daisuke Fukuoka

Isamu Watanabe

Koji Kato

Satoshi Haramizu

Yusuke Okamura

Eri Ozeki

Tomoya Takahashi

Akihiro Takamura

Yoriko Ooki

Hisahiro Morita

Naoki Yamamoto

Keiko Ishida

An astringency reducing agent including an arabinogalactan which has a molecular weight of from 10,000 to 1,000,000 and a ratio of 1,3-bound galactose to total galactose of 12 mol % or more, as an active ingredient. A method for reducing astringency, including blending the astringency reducing agent into an oral product including an astringent substance.

Astringency reducing agent

Provided is a material effective for improving the activity of nerves in the brain or for preventing or ameliorating brain dysfunction. An agent for activating astrocyte glucose metabolism, brain nerve cells activating agent, a brain hypofunction suppressing agent, a brain function improving agent, or an agent for preventing or ameliorating brain dysfunction comprising, as an active ingredient, one or more selected from the group consisting of hydrophobic solvent extracts of tien-cha, rooibos, grape and black tea.

Agent for activating astrocyte glucose metabolism

A xanthine oxidase inhibitor and a uric acid-producing inhibitor, each containing an extract from at least one member selected from the group consisting ofandL.

Xanthine oxidase inhibitor and uric acid production inhibitor

A process for producing triterpene alcohol, comprising sequentially conducting the following steps (A) to (C):

Process for production of triterpene alcohol

A postprandial hyperglycemia-improving agent, the agent is highly safe and exhibits excellent effects of inhibiting the postprandial increase of blood glucose. The postprandial hyperglycemia-improving agent comprises a cycloartenol or a derivative thereof as an active ingredient.

Postprandial hyperglycemia-improving agent

Growing community of inventors

Haga-gun, Japan

Kohjiro Hashizume