Shufujia soap is strongly alkaline. Please look at the picture below. Strong alkaline soap has strong cleaning power, but it is not suitable for washing your face. If you wash your face, please use weak acid soap. If washing underwear, it is recommended to use Shufujia soap.

The picture below shows the pH value and acid-base test of the beauty salon brand Naichio little milk dumplings, and the result is yellow. It is a kind of weak acid soap, and it is very professional, which conforms to the weak acid environment on the skin surface and can protect the skin barrier, leaving you fresh and not tight after washing your face. The skin is still moist.