Indolecarboxylic compounds for treating seborrhea and complications thereof

A topically applicable cosmetic or dermatological composition comprising a cosmetically or therapeutically effective amount of at least one indolecarboxylic acid compound or ester or salt thereof, formulated into a topically applicable, cosmetically or dermatologically acceptable vehicle, diluent or carrier therefor, said at least one indolecarboxylic acid compound having the structural formula (I):

• in which R1 and R2, which may be identical or different, are each a hydrogen atom;
• a C1-C6 alkyl radical, optionally substituted with an —OH, —NRR3, —SH, —COOH or —COOR3 radical, wherein R3 is a linear or branched C1-C4 alkyl radical;
• a C7-C12 aralkyl radical;
• or a radical —CHR4R5 wherein R4 and R5, which may be identical or different, are each a hydrogen atom, an optionally substituted phenyl radical, or a 5- or 6-membered heterocycle;
• or an acylated derivative or physiologically acceptable salt thereof;
• wherein said cosmetic or dermatological composition is suitable for treating seborrhea and/or the dermatitides associated therewith, and is in the form of an aqueous, aqueous/alcoholic, or oily solution, dispersion, serum, milk, ointment, emulsion, gel, cream, microemulsion, suspension, microcapsules, microparticles, or vesicular dispersion.