Me whai pānga ngā kararehe ki ngā rāwekenga āhuatanga e hiahiatia ana mō rātou pūhui, energi, vītamina, minerau, me ētahi atu herekai. Ko tētahi pūhui pūhui nui, pakari, me te tūtohu pai ko te Kai Gluten Mais. Ina tāpirihia te Kai Gluten Mais ki ngā kararehe, ina pirau ake, me ngā manu hoki, ka piki ake te tipu, te whanaketanga, me te hauora o rātou. Kua whakapumautia hoki mō te wā roa, mēnā he tika te tāpiritanga o te Kai Gluten Mais ki ngā kararehe ka pai ake ngā putanga ōhanga mō ngā mahi pāmu. Ko te tuku i ngā hua kai kararehe kounga, ira tangata hoki i whakapumautia ai mātou hei aronga matua i te ahumahi.