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Guide to Niacinamide: 7 Ways to Use Niacinamide for Skincare

Written by the MasterClass staff

Last updated: Feb 24, 2022 • 2 min read

Niacinamide, a form of vitamin B3, is a popular skincare ingredient found in topical serums. It can potentially reduce redness, protect your skin from sun damage, and even target acne.