Brightening
Kojic Acid
Kojic acid is a by-product of fermentation by certain fungi (as in sake brewing). It helps inhibit tyrosinase and supports fading dark marks, but it is unstable and oxidises easily.
Moderate
- Suits
- Normal skin, Oily skin, Combination skin, Dry skin
- Concerns
- Dark spots
How to use
Concentrations are usually up to about 1%. Use once or twice daily, starting every other day to check tolerance.
Pairing
Pairs well with niacinamide, vitamin C and alpha-arbutin. Avoid stacking several strong acids at once.