Your skin barrier is your skin’s protective shield. The thin, outer layer that keeps water in and irritants out. When strong, your skin feels calm, smooth, and balanced. When weak, you may notice breakouts, redness, tightness, stinging, or dullness. https://www.lwn3d.com/forum/topic/72914/best-skincare-for-oily-skin:-a-complete-guide-to-achieving-a-fresh-and-balanced-complexion