K18 Damage Shield Protective Conditioner is a nourishing, lightweight formula that shields hair from daily damage while improving smoothness, shine, and manageability. Powered by the K18PEPTIDE™, it replenishes lost protein during washing, leaving hair soft, strong, and protected without heavy buildup. Clinically proven to protect against UV rays, mechanical styling, and environmental aggressors for up to 3 days* — while fortifying, softening, and detangling hair. Defends against damage – Long-lasting conditioning protection shields hair from UV exposure, daily styling, and pollution for up to 3 days. Maintains hair health – Strengthens the hair's outer lipid barrier for greater resilience, while K18PEPTIDE™ replenishes protein lost during washing. Boosts natural shine – pH-optimised formula reduces excess cuticle swelling to smooth hair and enhance light reflection. Softens and detangles – All without film-forming silicones or waxes that can cause buildup and weigh hair down.