Changes in product labelling practices and the use of flavouring chemical additives in vaping products after enactment of statewide flavour legislation.

While a majority of products appeared to remain non-compliant, this study suggests that enactment of legislation on vaping products making expressed or implied flavour claims may result in some manufacturer changes to product labelling including removal of flavour descriptors. However, use of flavouring additives in vaping products appeared not to be impacted by the ban.