“…Since its introduction to the US market in 2015, JUUL has dramatically changed the landscape of tobacco products ( Huang et al, 2019 , Jenssen and Wilson, 2019 , Lee et al, 2020 , Vallone et al, 2020 ). A combination of sleek and high-tech design, innovative nicotine delivery technology, appealing flavorings, and social media-based marketing ( Vargas-Rivera et al, 2020 , Hrywna et al, 2020 , Kong et al, 2019 , Nardone et al, 2019 ) has propelled JUUL to become the best-selling e-cig in the US ( Huang et al, 2019 , Lee et al, 2020 ). JUUL has accounted for nearly 75% of recent point-of-sale purchases of e-cigs, being the first brand to record $1.3 billion in annual sales in 2018 ( Herzog and Kanada, 2021 ).…”