The K18 pH Maintenance Shampoo is a deeply cleansing shampoo formulated with patented K18PEPTIDE™ that purifies the hair and scalp, without stripping essential hair oils. With a pH of 3.8-4.2 this shampoo is microbiome friendly, colour-safe, and creates a foundation for healthy hair. Specifically designed for a deeper cleanse without drying the scalp and to free the hair follicles from excess sebum, silicones, and debris left from product build up in hairsprays, gels, or oils.  The K18 difference will leave your hair feeling smoother, lighter, and more nourished.