ISDIN Pigment Expert is a specialized serum designed to correct and reduce skin pigmentation. Each box contains 30 ampules of the pigment correcting serum formulated with key active ingredients including PBlock, GAc (Glycolic Acid), and DioG for targeted hyperpigmentation treatment. This product is a cosmetic/pharmaceutical item intended for treating skin pigmentation concerns. As it is a personal care product that may affect skin condition, please consult with a healthcare professional before use and follow the recommended usage instructions carefully. The ampule format helps maintain product stability and ensures precise dosage with each application.