Vitamin C for Your Skin: What It Does, How to Use It, and the Best K-beauty Picks

Vitamin C is a true skincare multitasker—protecting against environmental damage, supporting collagen, and helping fade dark spots. In this guide, I’ll break down the best K-beauty Vitamin C serums, explain the differences between pure Vitamin C and its derivatives, and show you how to use them for healthier, radiant skin.