This was one of the very first 'active' and professional acne treatments I bought. It stung and my super oily skin became both over dried and it also left a film. Weird stuff. MD Formulations AHA 12% ...

I rediscovered this in my vanity stash, at a time my skin had escalated to both pustular and cystic acne everywhere on my face. I began applying the gel to the spot heads only, spot-treating all the ...