Skin Barrier: What It Is and How to Repair It for Healthy, Glowing Skin
What Is the Skin Barrier? The skin barrier is the outermost layer of your skin, also known as the stratum corneum. It consists of skin cells (corneocytes) held together by lipids (ceramides, cholesterol, and fatty acids), forming a strong yet flexible shield. This protective layer plays a crucial role in retaining moisture, preventing water loss […]
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