Cannabis products and risk perceptions among people who consume and do not consume cannabis in the UK: findings from the International Cannabis Policy Study

Abstract Background Population data on cannabis use—beyond prevalence and frequency of use—in the UK is lacking, yet needed to inform harm reduction messaging about cannabis. This study examined (a) recreational and medical cannabis use; (b) cannabis product use; (c) cannabis risk perceptions via three different routes of administration; (d) how product use and risk perceptions vary by reasons for use and higher risk use. Methods Data were from UK respondents of the 2023 International Cannabis P