Actives
Kojic acid
Its formulation value depends on managing oxidation, color development, metal interactions, pH, and the support of the full active system.
- INCI
- KOJIC ACID
- CAS
- 501-30-4
- Also known as
- 5-hydroxy-2-hydroxymethyl-4-pyrone · kojic acid
- Function
- Actives
Ingredient answer
What is Kojic acid?
Kojic acid is a water-compatible fungal-metabolite ingredient used in cosmetic formulas focused on the appearance of uneven tone.
Formulation behavior
How it works inside a formula
Use chelation and protective packaging where appropriate, monitor discoloration and crystallization, and check market-specific restrictions.
Where it appears
Common product contexts
- targeted serums
- treatment creams
- scalp and body care
Practical caution
What to keep in view
Check stability, use level, pH, claims support, market requirements, and the finished product—not the ingredient in isolation.
Take the ingredient into a working formula.
Keep supplier details, percentages, compliance checks, and batch records inside your private Formuley workspace.