Currently, as there is no obligation for hon-kuzu concerning the indication of the raw materials and the place of origin, the indication of hon-kuzu may not guarantee that it is a domestic product, which means that products without description concerning its raw materials and the place of its origin on its product information label may be mingled with those made in foreign countries.
現在、本葛には、原料原産地名の表示義務がない為、本葛の表示があっても国産とは限らないのが現状、商品内容表示に原料原産地名の表示のない物については、外国産が混じっていると言える。