| abstract |
The present invention relates to a dyeing composition comprising a thiol / disulfide fluorescent colorant containing an external cationic charge, and lightening of keratin materials, in particular keratin fibers, in particular human keratin fibers such as hair, using said composition The present invention relates to a coloring method having an effect. The present invention also relates to a novel thiol / disulfide fluorescent dye and its use for lightening keratin materials. Said composition makes it possible to produce a visible lightening effect which is particularly hard to fade against dark keratin fibres. |