K18 As the “editors” of hair care, K18’s ethos is all about giving you the tools you need to express who you are, experiment with new trends and enjoy your beauty – without sacrificing the softness, strength and vitality of your hair. By understanding the biology of your hair, the K18 team was able to get to the (*ahem*) root of the hair damage problem, and – crucially – discover the hero bioactive peptide that will restore strands to their healthiest state. Enter: K18Peptide, a patented molecule that travels to the polypeptide chains (the very deepest layer of your hair) where it repairs broken bonds and restores hair strength and elasticity. This is where biotechnology meets hair care