TABLE 1.

Final review eligibility criteria

Criteria	Inclusion	Exclusion
Language	English	All other languages
Publication date	1st January 2000 to 6th September 2021	Prior to 1st January 2000
Publication type	Peer reviewed publications where full text was available	Conference abstracts, dissertations, protocols, book chapters, reviews, commentaries, letters to editors, editorials, opinion pieces, and newspaper articles
Study design	Real‐world studies, observational studies, natural experiments, case studies, and laboratory experiments	‐
Healthy food definition	Defined by the Australian Dietary Guidelines or any other equivalent national dietary guidelines	Organic food; functional/fortified food; food safety; alcoholic beverages; environmental aspects of food production; food quality, and sensory or flavor attributes of food
Outcome of interest	Willingness to pay (WTP) results presented in monetary value and/or percentage (increase or decrease)	No reporting of outcome of interest in monetary value or percentage