excellence: we have developed our range as a routine in order to deeply treat your hair problem healthy and vegan formulation with natural care active ingredients claimed by the laboratories vegan shampoo: intensely hydrate your hair and take care of its color with our shampoo hairdressing expertise: the excellence range of serge d'estel is a range developed by hairdressers, made in paris, not tested on animals hairdressing expertise: the excellence range of serge d'estel is a range developed by hairdressers, made in paris, not tested on animals