Wait—is Tretinoin bad for some skin types?

A derm explains why retinoic acid isn't beneficial for everyone.

Photo by Kelsey Curtis on Unsplash

I can’t tell you why exactly I didn’t listen to him. I certainly didn’t think I knew more than one of the top dermatologists in NYC. But on I went, using a product I was specifically told not to use—and sure enough, after eight months, my skin looked not smooth, plump, and youthful like it was supposed to, but flakey, s…