My skin used to be pretty tough; it could handle exfoliators and regular use of active ingredients. Now, it freaks out if I use more than one active ingredient in the same routine. My skin gets inflamed and reacts by either breaking out or turning into a rash. I don't know when or how it happened, but my skin type changed. I had to learn to be more gentle with my routine.
I had to revamp my routine and find products that had the perfect balance between skin-nourishing and problem-solving ingredients. The