Korea’s #1 scar eraser that helps regenerate skin cells and improve the appearance of texture and discoloration. Klairs Blue Serum has the highest concentration of EGF with zero irritation, perfect for sensitive skin. Ultra-light watery texture that absorbs fast, ideal for both day & night use. #koreanskincare #klairsEGFserum #blueserum #azelaicacid @klairs.us @bazzaal_