Why Does My Skin Sting When I Apply Skincare? (The Real Cause & How to Fix It Fast) Featured Snippet (Direct Answer) If your skin stings when you apply skincare, it usually means your skin barrier is compromised or dehydrated. This allows ingredients to penetrate too deeply, triggering nerve endings and causing a burning or … Continue reading Why Does My Skin Sting When I Apply Skincare? (The Real Cause & How to Fix It Fast)