The K18 Shield + Smooth Routine is a complete daily haircare system designed to help protect hair from everyday damage while improving smoothness, softness, and shine. The K18 Shield + Smooth Routine combines advanced haircare science with lightweight, high-performance formulas that work together to support healthier-looking hair.
This curated routine includes the DAMAGE SHIELD pH Protective Shampoo, DAMAGE SHIELD Protective Conditioner, and the award-winning Molecular Repair Hair Oil in a convenient mini size.
Together, these products help defend the hair against common daily stressors including UV exposure, environmental aggressors, mechanical styling, heat, and frizz.
The DAMAGE SHIELD pH Protective Shampoo gently cleanses while helping maintain the scalp and hair barrier. Its pH-optimised formula supports smoother, shinier hair without heaviness and is certified microbiome-friendly by the MyMicrobiome Standard.
The DAMAGE SHIELD Protective Conditioner softens, detangles, and strengthens the hair while providing clinically proven protection against UV rays and environmental damage for up to 3 days. Powered by the patented K18PEPTIDE™, it helps replenish protein loss during washing while supporting smoother, healthier-looking hair.
The set also includes the bestselling Molecular Repair Hair Oil, a lightweight treatment designed to repair damage at a deeper level while controlling frizz and boosting shine. Clinically proven to reduce split ends, improve shine, and provide heat protection up to 232°C (450°F), it helps create a smoother and more polished finish.
The K18 Shield + Smooth Routine is suitable for all hair types, including colour-treated, chemically processed, frizzy, and heat-damaged hair.