The Klairs Midnight Blue Youth Activating Drop is designed to combat various causes of skin aging, thereby combating fine lines and wrinkles. This night serum has a double peptide formula that is enhanced by EGF (rh-oligopeptide-1) and bFGF (RH-polypeptide-1), which significantly enhances its effectiveness. Regardless of age, this serum gives the skin a real boost of freshness, combats the main causes of skin aging and ensures a long-lasting youthful complexion.