Benefits includes- Salicylic acid works best on blackheads and whiteheads It is mainly used to treat acne. It works to unblock clogged pores and exfoliate deeply.
PH Meter is a scientific instrument that is usually used to measurethe hydrogen ion concentration a solution which then indicates the Acidity or Alkalinity of the solution. How to measure? pH ranges from 0-14 Above 7?0- (Basic) Below 7.0 -(Acidic) 7.0(neutral)