When winter arrives, many clients tell me the same thing: “My skin feels tight. “It burns when I put on moisturizer. “My makeup looks patchy and dry.” These are not just winter problems—they are skin barrier problems . Your skin barrier is your body’s first line of defence, and when it’s weak, everything from cold weather to simple skincare products begins to irritate it. Understanding your skin barrier is like understanding the foundation of a house: If the foundation is cra