If you're not used to AHA it will sting and feel uncomfortable the first few times you use it, but I swear by this stuff now. It makes my face glow, gets rid of newly formed acne quickly, and actually makes my face feel moisturized. It does cause flaking if you're using it for the first time or haven't used it in a while, but I think it is well worth it.
I was living in Japan for a little while and wanted to find a cleanser there instead of getting the regimen cleanser shipped. I used the cosdna website to look up Japanese product ingredients and found that this has no harmful or acne inducing ingredients! It's even slightly better than the regimen's cleanser as far as ingredients go. I had been wearing makeup everyday, but decided to not wear it for a while to see if it improved my skin. I've always had mild to moderate acne and have never been