Tretinoin Purge or New Breakout? How to Tell the Difference

  • August 5, 2026
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By Gemifys If you’ve recently started tretinoin and your skin suddenly looks worse before it looks better, you’re not alone — and you’re not necessarily doing anything wrong. One of the most common questions in tretinoin communities is some version of: “Is this the purge, or is something actually irritating my skin?” Here’s how dermatologists […]

Perioral Dermatitis and Tretinoin: Why It Happens Around the Nose and Mouth (and What Helps)

  • August 5, 2026
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If you’ve started tretinoin and noticed small red bumps, flaking, or a burning rash clustering around your nostrils, mouth, or mustache area, you may be dealing with more than routine irritation. This pattern — sometimes called periorificial or perioral dermatitis — is a known, well-documented reaction that can appear or worsen with topical retinoid use, […]