| abstract |
The invention relates to a process for protecting the colour of artificially dyed keratin fibres with respect to washing and atmospheric agents, characterized in that it consists in applying at least:n a) a composition (B) comprising, in a cosmetically acceptable medium, at least one agent for protection against the effects of atmospheric agents, in particular the light, b) and a composition (C) comprising, in a cosmetically acceptable medium, at least one zinc-based compound; it being possible for the composition (C) to be applied before or after dyeing of the keratin fibres, and the composition (B) being applied after dyeing of the keratin fibres. nn The invention also relates to a process for dyeing keratin fibres, in particular human keratin fibres, and more particularly the hair, consisting in applying to said fibres at least:n (i) a direct dye composition (A) or an oxidation dye composition (A) in the presence of an oxidizing agent for a period of time sufficient to develop the colour, (ii) a composition (B) as defined above, (iii) a composition (C) as defined above;n nit being possible for the composition (C) to be applied before or after the keratin fibre dyeing step, and the composition (B) being applied after the keratin fibre dyeing step. |