I just started using them this week. The cleanser, TNS recovery and the Sheer moisturizer. I am hooked, I started using the products this past Saturday on inflammed, broken out, raw horrible looking 45 yr old dkin. I had tried everything SKII, Le Mer, Baby Quasar, Eve Lom, Clarsonic.. the list is endless nothing calmed my skin but using the Skin Medica products my skin is calm, barely red and looks wonderful. I am hooked