“Well, if they exist, I ignore them”: A focus group study of recall and reactions to cannabis health warnings by cannabis consumers in the United States

Abstract Objective: This study used qualitative focus groups to examine how cannabis consumers in the United States (U.S.) recalled health warnings on products they used and reacted to hypothetical cannabis health warnings. Methods: We conducted 12 focus groups (February–March 2025) with 77 cannabis consumers (≥ 21, used cannabis in the past 30 days, and lived in a U.S. state where recreational cannabis use was legal). Participants (aged 22–68; Median = 42.0, Interquartile range = 22.0) described health warnings on cannabis