BAMBOO GRASS EXTRACT AND USE OF THE SAME EXTRACT

摘要

PROBLEM TO BE SOLVED: To provide a production method capable of efficiently obtaining a bamboo grass extract by considering the extraction amount of a compound in which attention was not paid as a component of the bamboo grass extract hitherto and to provide the bamboo grass extract excellent in wide pharmacologic action.

SOLUTION: The bamboo grass extract is obtained by steaming dried bamboo grass leaves and/or culms and water at >170°C and ≤250°C in mixed weight ratio of 100:50 to 100:150 and extracting the steamed material with an aqueous solvent. The bamboo grass extract comprises 3-hydroxypyridine in an amount of ≥1.0 mg/g when controlling residual content after heating the extract to 50 wt.%.

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