Kojic Acid: K-beauty ingredient guide 코직애씨드
⏱ 1 min read
⚡ Quick answer: A by-product of the same koji fermentation used to make sake and soy sauce. It can be sensitising for some people, so it is usually formulated at modest levels and in company with gentler brighteners.
A by-product of the same koji fermentation used to make sake and soy sauce. It can be sensitising for some people, so it is usually formulated at modest levels and in company with gentler brighteners.
What Kojic Acid does for your skin
- A fermentation-derived brightener used for uneven-looking tone
- Frequently combined with niacinamide or arbutin
Best for
🌌 Kojic Acid compatibility map
Tap any ingredient to open its guide. ━ pairs well · ┈ use with care.
🤰 Pregnancy: Ask your doctor before use during pregnancy. · ⏰ Use: PM
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🧫 Niacinamide (B3)💧 Hyaluronic Acid🍚 Rice Extract🫚 Ginseng🍶 Galactomyces Ferment🐟 PDRN (Salmon DNA)✍️ Written & reviewed by the KoreaPlus Editorial team — dermatologist-informed, cosmetic-science researched & source-cited. Last reviewed: 2026-08-23.
General educational information using cosmetic structure-function wording — not medical advice. Always patch-test new actives. © KoreaPlus.