Ever wonder why your expensive serums and retinoids aren't delivering the results they promised? The problem might not be the products—it's your skin's foundation. In this episode, Chloe Chen breaks down the barrier-first beauty philosophy, explaining why protecting your skin's natural defense system should come before any treatment active. Whether you're dealing with persistent sensitivity, unexplained breakouts, or that tight feeling no moisturizer can fix, this guide reveals how a simple shift in approach (and some surprisingly affordable products) can transform your entire skincare game.

• Your skin barrier functions like a brick wall, with skin cells as bricks and lipids (ceramides, cholesterol, and fatty acids) as the mortar—when the mortar crumbles, irritation, dehydration, and breakouts follow.

• The ideal ba ...