High‑strength retinoids, exfoliating acids, and viral skincare routines, have more people than ever are experiencing over‑exfoliation, retinol burn, and barrier collapse. Redness, stinging, flaking, tightness, and sudden sensitivity are now common signs that the skin has been pushed past its limits. The good news? Skin can recover with the right protocol. Modern barrier repair focuses on calming inflammation, rebuilding the lipid matrix, and gradually reintroducing actives on