COSRX The Vitamin C 23 Serum Toner speciaal ontwikkeld om de gevoelige

speciaal ontwikkeld om de gevoelige huid te verzachten en te herstellen

vermijd de huid rond de ogen en de mond

Verwijdert dode huidcellen en onzuiverheden

with ceramide support

COSRX The Vitamin C 23 Serum Toner speciaal ontwikkeld om de gevoeligeA high strength vitamin C serum built on 23% pure L ascorbic acid the highest concentration COSRX produce, and among the most potent available without a prescription. This is a treatment product for experienced users, not an entry point. L ascorbic acid is the only form of vitamin C the skin can use directly, without conversion. It is also the most difficult to formulate: it demands a low pH to penetrate, and it oxidises rapidly on exposure to light,