Changes over time in reasons for quitting vaping among treatment-seeking young people from 2019 to 2022

•Quit vaping reasons from young people were collected in 2019 and 2022 and themes were compared.•Treatment seeking young people who vape reported health as their top reason for quitting in 2022.•Percentage point increases in current health (+13.9) and mental health concerns (+7.6) were noted.•Other top reasons for quitting in 2022 include social influence, cost, and freedom from addiction.•Increase in Other category may indicate emergence of new reasons for quitting not reported in 2019.