For dark spots and post-Inflammation hyperpigmentation (PIH). The Stay Clear Cleanser prepares the skin barrier. The Fade + Brighten Serum carries Oligopeptide-68, Glabridin, and azelaic acid past the skin's surface for a more even-looking skin tone, without hydroquinone. The Stay Clear Cream maintains the barrier so the work of the first two steps lasts. The complete PIH routine in one effective bundle.