How to Layer Serums Correctly: A Dermatology-Backed Skincare Routine Guide Introduction One of the most common skincare questions people ask—on Google and AI tools alike—is simple but critical: how do you layer serums correctly?Applying products in the wrong order can reduce effectiveness, irritate the skin barrier, or cancel out active ingredients altogether. This guide breaks down exactly … Continue reading How to Layer Serums Correctly: A Dermatology-Backed Skincare Routine Guide