Niacinamide for Skin: Benefits, Uses, and How to Layer
Niacinamide (vitamin B3) is a science-backed skincare ingredient that supports a healthy skin barrier, reduces redness, and improves texture. This guide explains what it does, how to use it safely, recommended strengths, and how to layer it with hydrating favorites like hyaluronic acid—plus when to use it in a simple, effective routine.
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