K18 Leave-In Molecular Repair Hair Mask 150ml is the salon-grade size of K18's flagship bond-repair treatment — a leave-in mask powered by the patented K18PEPTIDE™ that works at a molecular level to reconnect broken polypeptide chains and disulfide bonds in...

K18 Leave-In Molecular Repair Hair Mask 15ml is a four-minute leave-in repair treatment from the cult American haircare brand. Built around the brand's patented K18Peptide, it's designed to reverse damage from bleach, colour, chemical services and heat — restoring strength,...

K18 Leave-In Molecular Repair Hair Mask 50ml is the full-size version of the cult bond-repair treatment that helped redefine the at-home haircare category. Built around the patented K18PEPTIDE — a bioengineered peptide designed to slot back into broken keratin chains...

K18 Leave-In Molecular Repair Hair Mask 5ml is a single-use travel size of the cult bond-repair treatment that helped redefine the at-home haircare category. Built around the patented K18PEPTIDE — a bioengineered peptide designed to slot back into broken keratin...

K18 Molecular Repair Hair Oil 30ml is the cult biomimetic haircare brand's lightweight, leave-in oil — formulated to repair damage at the molecular level while smoothing frizz and adding shine on the surface. Its hero is the patented K18PEPTIDE™ (sh-Oligopeptide-78),...

K18 Peptide Prep Detox Shampoo 250ml is a clarifying detox shampoo from the cult American haircare brand. Built around activated charcoal, salicylic acid and K18Peptide, it's designed to remove product buildup, excess oils and metals without stripping the hair —...

K18 Peptide Prep™ Detox Shampoo 930ml is the salon-size format of the cult clarifying shampoo from biomimetic-haircare brand K18. Powered by activated charcoal, salicylic acid and the brand's signature K18PEPTIDE™, the formula delivers deep cleansing without over-stripping — clinically proven...

K18 Peptide Prep Maintenance Shampoo 250ml is a celebrated peptide-based shampoo from celebrated American professional haircare brand K18. Part of the celebrated Peptide Prep range, this Maintenance Shampoo delivers refined American professional haircare with K18's celebrated peptide science. About K18...

K18 Professional Molecular Repair Hair Mist 150ml is a leave-in treatment from the celebrated American haircare brand K18. Powered by the patented K18PEPTIDE™, the lightweight mist works at a molecular level to reconnect broken polypeptide chains and disulfide bonds in...