Hydration & Sun Defense: Both serums provide intensive hydration, with Hyaluronic Acid promoting a plump, youthful complexion. The day serum also offers protection against the effects of sun exposure, helping to prevent sun-induced damage. Day & Night Serum Routine: Use our Cotton Stem Cell Day Serum in the morning for hydration and photoaging defense, and our Centella Asiatica Night Serum to support skin regeneration and repair while you sleep. Night Serum: Overnight Renewal: Enhance your nighttime routine with a serum that works in harmony with your skin's natural repair process. Collagen improves skin structure, and Centella Asiatica boosts elasticity and hydration, leaving your skin firm and refreshed by morning. Day Serum: Photoaging Defense & Hydration: Protect your skin daily with Cotton Stem Cells that shield against photoaging, while Hyaluronic Acid provides deep hydration. This lightweight formula also mattifies the skin, creating a smooth, primer-like finish. Complete Anti-Aging Serum Duo: Our day serum, formulated with Cotton Stem Cells and Hyaluronic Acid, combats photoaging while keeping your skin soft, smooth, and hydrated. The night serum, enriched with Centella Asiatica stem cells and collagen, supports overnight renewal and revitalization.