IMPORTANT: HAIR COLORANTS CAN CAUSE AN ALLERGIC REACTION
A SKIN ALLERGY TEST MUST BE DONE 48 HOURS BEFORE EACH TIME YOU WISH TO USE THIS PRODUCT (see the instruction leaflet).
DO NOT USE:
- if you have already had a reaction to a hair colourant
BLACK HENNA TATTOO: IF YOU HAVE EVER HAD A BLACK HENNA TATTOO, even a long time ago, you are very likely to have become allergic without realizing it. Take no risk. Never use this product unless you have done the skin allergy test, 48 hours before use.