If your skin has been dry, tight, red, bumpy, stinging, or just… not responding to anything you throw at it, start here. Almost every skin concern you're dealing with is either caused by, worsened by, or masking a barrier problem — and today we're going all the way back to the foundation.

🧠 In this episode:

• What the skin barrier actually is (spoiler: as thin as a sheet of printer paper)
• The brick wall analogy — corneocytes, lipid matrix, and why ceramides are ~50% of your mortar
• Natural Moisturizing Factor, the acid mantle, and transepidermal water loss (TEWL) as the real indicator of barrier health
• Why Korean skincare "works" (hint: barrier focus, not magic potions)
• & More!

📚 The research:

• Acne-prone skin has lower ceramides a ...