Kojic Acid is classed in the EU CosIng database as antioxidant and bleaching.
What it does
antioxidant
bleaching
Piel's note
An ingredient produced by fungi during fermentation, used in products aimed at uneven tone. It is less stable than most tone-focused ingredients and can be sensitising.
Found in 175 products in Piel's catalogue.
EU regulation
Kojic Acid is listed in the EU Cosmetics Regulation, annex entry III/375. The entry sets conditions of use; read it on CosIng.
Check a product with Piel
See which products on your shelf contain Kojic Acid, and whether it suits your skin and the rest of your routine.