nowonder

Sorry for the late reply. I wash my face first. I currently use it only in the morning. At one point I was using it day and night, it kinda depends on the season for me. I grab 3 dime sized amo...

I started using retin-a again and I think it's great. I read somewhere that I shouldn't use benzoyl peroxide when I am using retin-a. I don't quite understand what they mean by this, do they mean that...