Ko te matērera kai arataki CGF 18 he whānuitanga hou, he tūmanako hoki mō te whai kai kararehe. Ko te CGF 18 i riro mai i te gluten mais, ā, kei roto te nuinga o te pūtini e hiahiatia ana mō te tipu me te hauora o ngā kararehe. Ka āwhina tēnei matērera kai i te mahi pai o ngā kararehe, ā, ka tautoko anō i ngā tikanga whakatipu tūmatawhānui. Mā te whakauru i te CGF 18 ki tō kai arataki ka tuku koe i te kai pai ake mō ō kararehe, ā, ka hua ai ko te whakapai ake i te hua.