Superheroes have capes, we have the skin barrier. In case you haven’t heard, the skin is our largest organ, and the outermost layer of it is called the “skin barrier.” This bad boy plays a critical role in our health, including as a barrier from environmental stressors. (1) It also keeps our skin hydrated and helps balance the water content of our bodies. (2) All of this is to say, the skin barrier is important — and it should be supported like the rest of our organs.
What Is the Skin Barrier?
The skin barrier layers contain two crucial molecules: lipids and ceramides. • Lipids are water-repelling molecules (like a raincoat for your skin) that are essential to maintain the integrity of the skin barrier. • Ceramides are a specific type of lipid found in the stratum corneum that help bond cells together.(5)