Hair colourant: can I apply on hair having previously used Henna or colouring products with metal salts?

No, applying Garnier hair colorant to hair previously exposed to Henna or metal-salt hair treatment is not recommended. The hair’s structure could become brittle.

Hair colourant: can I apply on hair having previously used Henna or colouring products with metal salts?

No, applying Garnier hair colorant to hair previously exposed to Henna or metal-salt hair treatment is not recommended. The hair’s structure could become brittle.



It is, nevertheless, recommended to wait for the Henna or metal-salt hair treatment before applying Garnier hair colouring.



Garnier hair colouring will nourish and treat hair that has previously been coloured and, as a result, that is dry.

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