Background: Finding alternative hair dyes for individuals allergic to para-phenylenediamine (PPD) has been difficult. Newer permanent and demipermanent hair dyes that have replaced PPD with para ...

Jacob Schwartz is a hair colorist and the hair color trend ambassador for Schwarzkopf. He's worked with a ton of big names, ...

Salon quality high speed grey/violet based toner for creating cool toned iridescent looks on pre-lightened hair Restores moisture and provides a conditioning shine Increases elasticity Provides a ...