Tranexamic Acid vs Kojic Acid: which Korean skincare ingredient?
⏱ 1 min read
⚡ Quick answer: Tranexamic Acid vs Kojic Acid: Tranexamic Acid leans toward dark spots & tone, while Kojic Acid targets dark spots & tone. Can you use both? Yes — they layer well together.
Tranexamic Acid vs Kojic Acid: Tranexamic Acid leans toward dark spots & tone, while Kojic Acid targets dark spots & tone. Can you use both? Yes — they layer well together.
| Tranexamic Acid | Kojic Acid | |
|---|---|---|
| What it is | A favourite for melasma and stubborn pigmentation, often paired with niacinamide. | 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. |
| Best for | Dark spots & tone, Dullness & glow | Dark spots & tone, Melasma & stubborn patches, Dullness & glow |
| When to use | BOTH | PM |
Which should you choose?
Choose Tranexamic Acid if your priority is Dark spots & tone; choose Kojic Acid for Dark spots & tone. Many Korean routines use both — yes — they layer well together.
Tranexamic Acid guide →Kojic Acid guide →
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✍️ 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.