Styling & Treatments

K18 AstroLift™ Reparative Volume Spray is a lightweight, buildable styling spray designed to boost natural volume while repairing the damage that causes hair to fall flat. Powered by K18PEPTIDE™, this advanced formula helps reverse...

K18 HeatBounce™ is a leave-in conditioning heat protectant designed to shield hair from extreme heat while reducing breakage and improving manageability. Powered by resilicore™ heat-shielding technology, inspired by heat-resistant proteins...

The K18 Leave-In Molecular Repair Hair Mask is a powerful, leave-in treatment designed for anyone dealing with damaged, colour-treated or over-processed hair who wants real, lasting repair. Powered by the patented K18PEPTIDE™, this...

Perfect for regular use or ongoing repair, the full-size K18 Leave-In Molecular Repair Hair Mask delivers salon-grade results at home for damaged, colour-treated and heat-stressed hair. Featuring the patented K18PEPTIDE™, this leave-in treatment...

This travel-friendly version of the K18 Molecular Repair Hair Oil delivers the same strengthening, smoothing and shine-boosting benefits in a compact size. Ideal for touch-ups on the go, it helps tame frizz, protect against heat and restore softness...

The K18 Molecular Repair Hair Oil is a lightweight, silicone-free oil designed for anyone seeking smoothness, shine and long-term hair health without heaviness. Powered by K18PEPTIDE™ and nourishing natural oils, it works on two levels of the...

The K18 Prep + Repair At-Home Duo combines deep detox cleansing with advanced molecular repair for salon-quality results at home Featuring the PEPTIDE PREP™ Detox Shampoo and the iconic Leave-In Molecular Repair Mask, this two-step system...