Retinoids· 10 min read
Niacinamide and retinol: which to use first and how to layer them correctly
Niacinamide and retinoids are the two most evidence-backed OTC skincare actives. They work through different mechanisms and are more effective together than either alone. Here is exactly how to sequence them, why the order matters, and how niacinamide addresses the specific challenges retinoids create.
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