Tretinoin Purging vs. Skin Barrier Damage: How to Tell the Difference (and What to Do)
If your skin has gone from a little dry to red, stinging, and shiny-tight since starting tretinoin, you’re not imagining it — and you’re not alone. A common question among tretinoin users is how to tell ordinary “purging” and adjustment irritation apart from a genuinely compromised skin barrier, and what to actually do about it. […]