Stinging products, surprise redness, flaky patches, and that “my moisturizer isn’t doing anything” tightness are classic signs your skin barrier needs a reset. If you’ve been using acids, scrubs, retinoids, or multiple actives at once, your skin may simply be overworked. In this guide, I’ll walk you through a simple barrier-repair plan—what to stop, what … Continue reading Skin Barrier 101: A Pharmacist’s Guide to Repairing Sensitive, Over-Exfoliated Skin