[Routine Help] Adding Mandelic Acid to the routine

Beauty Tips For Body Care
Hello! I just ordered 5% Mandelic Acid and I just need more information on best practices.Do you put it on and leave it on over night? Or put it on and wash it off later? How much later?If anyone could give me a quick "How to" that would be so helpful!Thank you!
Girls Blog 2015
Submitted by monkeyairplane