This research looks at how public interest and sales patterns changed for two popular e-cigarette products, JUUL and Puff Bar, between 2019 and 2021. It connects these changes with regulatory decisions, company sales policies, and other market events that may have influenced how people searched for and purchased these products.
In simple words, the article helps explain how restrictions, company decisions, or market changes affecting one vaping product may influence interest in another similar product.