Te mīhi fakoa whakaritea ki ngā paearu kai he mīhi taketake e whakatūhia hei tānga i ngā rara kai. Nō te hāpai rite noa iho rānei i waenganui i te rara kai me te kai, ko te haumanu o te mīhi he mea nui rawa. He mīhi fakoa paearu kai e whakaritea ā-wawe me ngā ingoa kua kore e whatiwhati ana, kāore i te take pūngao, me te whakaae ki ngā herehere paihere kai tuatahi o te ao, pērā i ngā herehere a te Kaiwhakahaere Kai me ngā Rongoa (FDA) i te Tira Huarahi me te Mana Whakahaere Kai-a-Europa (EFSA). Ko ngā matū hirahira e whakamahi ana i ngā mīhi fakoa paearu kai, ina tae atu ki ngā poraka, ngā kaiwhakapiri, ngā waiwai, me ngā tātari, ka tirotiro whakamārama kia kore ai e whakangungu i te kai. He poraka paihere kai e whakapiki ana i te taurangi me te kore whakawhiti i ngā take pūngao. He kaiwhakapiri me ngā waiwai e whakapiri ana ki ngā momo rara kai, pērā i te kākahu, te kāri, ngā karu plastic, me ngā whakapiri, ahakoa te mea kei reira, ka noho anō te mīhi hei mea iti iti. I runga anō i te haumanu, me utu hoki ngā mīhi fakoa paearu kai i te pai o te tānga. Ka taea e rātau te whakaputa i ngā tānga pai, māori, me te tika hei whakaatu i ngā korero mahi, ngā tohu, me ngā kaiwhakaahua i roto i ngā rara kai. Kei te pai hoki ngā mīhi nei ki te whakatupu i te whiu i ngā take e kitea ana i roto i te horopaki kai, pērā i te wai, ngā huringa werohiko, me te rere i te whakahaere me te taumaha. Ko tēnei ka uaua te whakaaturanga i roto i te wā e noho ai te kai i te rorohiko. Ki te whai ake te mōhiohanga o ngā kaiwhainuku i te haumanu kai, me te whakapakari i ngā herehere, ka whakatupu tonu te whakarite i ngā mīhi fakoa paearu kai hei whakapai i te haumanu, hei whakapai i te whakatutuki, me te whakapakari i ngā whakarite hoki hei whakamana i te taiao. Ko tēnei ka whakamahi i ngā matū o te taiao me te whakaiti i ngā take e āheinga ana kia whakamana mai ana te haumanu me te whakapai o ngā rara kai.