Your skin is made up of many different layers, and the skin barrier is the outermost one. Put in the simplest of terms, it is made up of a brick-and-mortar type structure; the skin cells represent the bricks and lipids act as the cement that holds them together. The skin barrier has one especially important function; keep the good stuff (hydration) in and the bad stuff (irritants) out.
As you age, your body will naturally go through a multitude of changes, including transformations in your skin barrier which can impact its function and overall health. The skin barrier naturally weakens as it gets older so, lets delve into the epidermis and explore how your skin changes with age.