The Impact of Australasian Voluntary Front of Pack Nutrition Labelling on Packaged Food Reformulation

Abstract

Abstract Background Front-of-pack nutrition labelling (FoPL) of packaged foods can promote healthier diets. Australia & New Zealand (NZ) adopted the voluntary Health Star Rating (HSR) scheme in 2014. We studied the impact of voluntary adoption of HSR on food reformulation overall, and for more- versus less-healthy foods. Methods Annual nutrition information panel data was collected for non-seasonal packaged foods sold in major supermarkets in Auckland from 2013-19, and Sydney from 2014-18. We used difference-in-differences to estimate reformulation associated with HSR adopt..