Colorado amends legislation to ban flavored vaping products Sentinel Colorado Denver's flavor ban begins in January. These businesses say they may leave Colorado Begins State Ban On Vaping In Most Public Places KUNC Public health experts hopeful Denver's flavored tobacco ban will discourage young people from using MSU Denver RED Parents: Teens Are Still Vaping, Despite Flavor Ban. Here's What They're Using KUNC CU Cancer Center Leaders Applaud Denver's Ban on Flavored Tobacco Sales