I feel like Stieva a is not as effectiveI was using a Turkish brand before and now that I switched my skin feels more oily, and I
I have read that Retina A (or Stieva A) should not be mixed with Benzoyl Peroxide. If I was to use Retina A at night and Benzoyl Peroxide
what i mean when i am saying results is the point in time where your skin has no whiteheads, blackheads, cysts or any kind of pimples. A
Hi, I've been using Stieva-A (0.01% Tretinoin) for awhile now and have seen little to no improvement. I am wondering if it's safe to use 5%
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