How Retinol works 레티놀
⚡ Quick answer: How does Retinol work? Retinol converts in skin to retinoic acid, which binds nuclear retinoid receptors to influence gene expression — increasing cell turnover and supporting collagen-related activity, refining the look of lines, texture and pores over weeks to months. Typically 0.1–1%. PM only, in
Retinol converts in skin to retinoic acid, which binds nuclear retinoid receptors to influence gene expression — increasing cell turnover and supporting collagen-related activity, refining the look of lines, texture and pores over weeks to months. Typically 0.1–1%. PM only, introduce slowly, and use SPF the next day; avoid in pregnancy.
| Acts on | lines, texture & pore/blemish look |
|---|---|
| Evidence | Strong |
🔬 The honest ceiling: The best-evidenced cosmetic anti-aging active, but OTC retinol is milder and slower than prescription retinoids.
Retinol guide →Effective % & pH →
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Explore the full K-beauty hub →✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed 2026-06-21.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.