Background “Tobacco-free” nicotine (TFN) e-cigarettes and nicotine pouches containing
synthetic nicotine are increasingly available. The term TFN may lead to reduced risk …

This study determined whether young adults perceptions of how tobacco free nicotine (TFN)
compared to tobacco-derived nicotine (TDN) were associated with curiosity to try or use TFN …

Background Tobacco-free nicotine (TFN) is often marketed as being better tasting and
healthier than tobacco-derived nicotine (TDN). Studies have yet to systematically …

Introduction Nicotine is not a human carcinogen and combustion compounds in tobacco
smoke, rather than nicotine, cause tobacco-related cardiovascular disease. Few recent …

Background Nicotine pouches containing synthetic nicotine or tobacco-derived nicotine
(TDN) are available in the United States. Synthetic nicotine pouches are often marketed as …

Introduction In recent years, the nicotine in e-cigarettes has been available in either a 'free-
base'(unprotonated) or 'nicotine salt'(protonated) form. Additionally, e-cigarette nicotine can …

Introduction This manuscript examines prevalence of awareness and use of nicotine
pouches among US middle and high school students by sociodemographic characteristics …

Introduction E-cigarettes are increasingly being marketed as containing tobacco-free
nicotine (TFN). There is no data examining use of TFN e-cigarettes by young adults and how …

Background Electronic cigarettes (e-cigarettes) are being advertised and sold with synthetic
nicotine. Little research has examined youth awareness of synthetic nicotine or the impact of …

Introduction Although nicotine is the main addictive substance in tobacco, tobacco
combustion is responsible for most tobacco-related diseases. US adults hold misperceptions …