1. How Much Nicotine is in Your Electronic Cigarette Flavored Liquid?
- Author
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Guy, Mignonne C., Pokhrel, Pallav, Herzog, Thaddeus A., Cassel, Kevin D., Sakuma, Kari-lyn K., Trinidad, Dennis R., Palafox, Sherilyn, Halquist, Matthew S., Eissenberg, Thomas, Bodnar-Deren, Susan, and Fagan, Pebbles
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TOBACCO , *LABELING theory , *CIGARETTES , *NICOTINE , *QUALITY control standards - Abstract
Objectives: In this study, we examined the concordance of manufacturers' labeled nicotine concentration on flavored electronic cigarette (e-cigarette) liquids with lab measured nicotine concentrations and how nicotine is marketed on product labels. Methods: The top 10 selling flavored e-cigarette liquids for 7 brands were purchased from 7 vape shops in 2 major US cities - Richmond, Virginia and Honolulu, Hawaii, in 2015. We examined the nicotine concentration using liquid chromatography mass spectrometry (.05mg/mL limit of quantification) and descriptive information on the e-cigarette bottles (N = 40). Results: All nicotine-based samples showed discordance between the labeled and lab measured nicotine concentrations. Overall, 27% showed a higher mean level of measured nicotine, and Richmond, VA samples showed the highest levels of discordance (-60% [pipe tobacco]; 39% [green goblin]). Additionally, 90% of the 6 different types of nicotine-related warning statements indicated that the product "may" contain nicotine ("e-liquid may contain nicotine") even when the product contained nicotine. Moreover, 20% of the e-cigarette liquids included descriptors (low, medium, high nicotine). Conclusions: The findings show that e-cigarette manufacturers provided inaccurate information about nicotine on product labels. Studies are needed to determine what quality control standards are needed to protect the public from the harms of nicotine. [ABSTRACT FROM AUTHOR]
- Published
- 2019
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