A cosmetic composition comprising at least one compound selected from bioactive/biocompatible microparticulatessuch as bioactive glass or bioactive ceramics, and an intradermal delivery vehicleselected from the group consisting of hyaluronans, hyaluronic acid and/or saltsthereof and/or homologues, analogues, derivatives, complexes, esters, fragmentsand subumts of hyaluronic acid in an amount sufficient to facilitate depositionand penetration of said bioactive microparticulates through tissue at a siteto be treated