Ideal nourishment care is significant in the administration of cystic fibrosis. This paper sums up the '2017 Nourishment Rules for Cystic Fibrosis in Australia and New Zealand. CF dietitians planned 68 practice questions which were utilized to direct a deliberate writing search and survey of the proof for sustenance in CF. Recognized papers went through quality and proof evaluation utilizing the American Dietetic Affiliation quality measures agenda and the Public Wellbeing and Clinical Exploration Gathering of Australia rankings. Proof proclamations, evaluated suggestions and practice focuses were created covering center sustenance subjects; sustenance related co-morbidities and key new point regions (hereditary modulator treatments, overweight/heftiness and integral treatments). This paper exhibits features from the rules, focusing on new subject regions and geographic and environment contemplations for vitamin D, salt and hydration. The reason for this paper is to feature refreshed or changed suggestions for center parts of nourishment care, alongside features from the rule proposals and practice focuses. This paper features theme regions that are new, extraordinary, or affected by climatic contemplations. The rules elevate an interdisciplinary way to deal with the executives of sustenance in CF. A large number of the rule suggestions will have pertinence to those living in or heading out to different locales, incorporating those with comparative environments, for instance south-eastern Europe, Asia, Africa and portions of South America.