Therapeutic agent for improving bladder function or treating urinary disturbance and food and drink containing it

摘要

A safe and effective therapeutic agent for improving bladder function or treating urinary disturbance, and food and drink for improving bladder function or treating urinary disturbance are provided. A therapeutic agent for improving bladder function or treating urinary disturbance that contains, as active ingredient, an extract of Engelhardtia chrysolepis or one or more selected from the group consisting of dihydroflavonols and glycosides thereof, and therapeutic food and drink for improving bladder function or treating urinary disturbance are provided.