this product because I got a good deal on it, and figured if it didn't work, no harm no foul, since nothing has worked before, and I have been stuck with these hideous blackheads that were so concentrated, it looked like I had smudges under my eyes. Within two weeks, the blackhead were almost gone. My pores are MUCH smaller, and the lines around my eyes drastically reduced. All of the other things I tried ranged from 35 to 125 dollars. This product is 10, it smells good, and it WORKS! It even keeps my dermatitis under control. I just signed up for auto- delivery as I have no intention of every stopping use of this serum. Read Less