Soap and Shampoo was result of chemical proses, so in using it must be attended to avoid force majeur. Sometimes bad behaviour very influence, for our skin also our hairs.
Important known that in bathing. don't use washing soap or for adult don't use baby soap, because baby soap had humidifie that can give something soft and especially used at skin that oil gland has not been active.
If it was used by adult person, it will enamoured the pumple or acne will be grown up, because baby soap has acidulous high enouch (Ph up to 8.0) or alcalistly, the smaller the Ph a solution, the acidity will be greater