Detergent and facial cleanser have different prices and ingredients. In terms of degreasing ability, the surfactant of detergent is basically sodium dodecyl benzene sulfonate, which can also have the same effect. It must be that the detergent has better oil removal ability, that is, it can control oil more. Detergent is safe in clinic and will not cause poisoning. Because detergent is mainly used to clean tableware, vegetables and fruits. Therefore, the safety of detergent is very high, and it is food grade. Facial cleanser is not edible.