Colourstart can show whether someone may be allergic to one of the ingredients, called PPD, used in hair colorants. Find here a step by step guide to how to use Colourstart and how Colourstart works.
Colourstart Passport is an online app that helps the user decide if Colourstart is suitable for them. Colourstart Passport can also store the user’s Colourstart test result for sharing with participating hair professionals, so making walk in colours possible.
You can buy Colourstart from any participating Colourstart hair or beauty professional.
Before entering our site, please confirm whether you are a Consumer or a UK-based Hair Professional.
I am a Hair Professional based in the UK OR I am a Consumer
Colourstart Test 65mcg Cutaneous patch. Contains p-phenylenediamine (PPD). A screening test for allergy to hair colour (PPD). Always read the label.