TARGETS MULTIPLE SIGNS OF AGING: Visible Line Reduction, Firmness, Even Tone, Strengthening, Hydration, Radiance, Antioxidant Protection. Our #1 face serum visibly reduces multiple signs of aging for healthier-looking skinEXCLUSIVE NIGHT PEPTIDE & HYALURONIC ACID: With powerful ingredients, Advanced Night Repair Serum, helps optimize skin's natural night and day rhythm of renewal and protection. Skin feels firmer and looks renewed. Locks in moistureNIGHT & DAY POWER: Formulated with technology inspired by Nobel Prize-winning research in the field of Circadian Rhythm. Works day & night to help optimize skin's natural rhythm of renewal & protection. Renews by night. Strengthens & protects by dayFROM THE NIGHTTIME SKINCARE EXPERT: With 40+ years of night skin science research & discoveries, Estée Lauder scientists know the night can change everything. Wake up glowing with a powerful nighttime skincare routine including our #1 serumMADE WITHOUT: Our #1 serum is free of synthetic fragrance, parabens, phthalates, sulfites, sulfates and mineral oil