help w/ tret

[phan]

i heard sandwich method makes it less effective if i don’t do that what should i do

 

[fattofat]

Just try it out to see how you tolerate it, everyone has different results. I have oily skin so when I started 0.1% tret I never had any of the side effects and only had some minor peeling when I added azelaic acid and hydroquinone while my brother had really bad peeling with just tret