Hidden Dangers in E-Cigarette Products: A Health Hazard

Aug.08.2024
Hidden Dangers in E-Cigarette Products: A Health Hazard
Duke University researchers reveal tobacco companies substituting unknown, potentially harmful chemicals for nicotine in e-cigarettes to avoid regulations.

According to Mirage News on August 8th, health researchers at Duke University in North Carolina reported that some tobacco companies have started using alternative chemicals with similar characteristics but unknown health impacts to replace nicotine in e-cigarette products in order to circumvent public health regulations.


In a research letter published in the Journal of the American Medical Association on August 7th, researchers from Duke University and Yale University also found that the quantities of these chemicals (known as nicotine analogs) were not accurately disclosed on the packaging.


The study's co-author, Senior Research Scientist Sairam V. Jabba, D.V.M., Ph.D., of Duke University School of Medicine, stated that...


E-cigarette products containing nicotine are restricted by federal law, prohibiting sales to individuals under the age of 21.


Currently, nicotine analogs are not restricted by FDA regulations, and their health effects have not been studied. Our analysis of some e-cigarette products containing analogs sold in the United States found significant and concerning discrepancies between the claimed ingredients and the actual ingredients. Furthermore, manufacturers may be trying to circumvent FDA tobacco regulation.


The study emphasizes that a chemical compound called 6-methyl nicotine is shown in rodent experiments to be more effective and more toxic than nicotine in targeting brain nicotine receptors. Another chemical compound called nicotinamide is advertised as targeting the same brain receptors, although evidence suggests it does not bind to these receptors.


These nicotine analogs are added to flavored e-cigarettes, previous studies have shown that these e-cigarettes are more popular among young people and first-time e-cigarette users.


Jabba and colleagues, including co-senior author Sven Eric Jordt, Ph.D., analyzed a e-cigarette product called Spree Bar, which has at least nine flavors and is labeled as containing 5% 6-methylnicotine. The research findings showed that the actual chemical content was about 88% lower than what was indicated on the label. This e-cigarette also contains an artificial sweetener that is 13,000 times sweeter than sucrose, as well as an artificial cooling agent that mimics the effect of mint.


The second brand of e-cigarette (sold under the names Nixotine, Nixodine, Nixamide, and Nic-Safe) contains a nicotine analogue called niacin, with levels lower than indicated on the label, and combined with an undisclosed amount of 6-methyl nicotine. This brand does not contain any sweeteners or cooling agents.


These products appear to be designed to circumvent laws and regulations aimed at protecting people, especially children, from the harmful effects of smoking and tobacco use. We do not know what effects these chemicals may have when heated and inhaled. These questions should be answered before allowing the products to be marketed.


We welcome news tips, article submissions, interview requests, or comments on this piece.

Please contact us at info@2firsts.com, or reach out to Alan Zhao, CEO of 2Firsts, on LinkedIn


Notice

1.  This article is intended solely for professional research purposes related to industry, technology, and policy. Any references to brands or products are made purely for objective description and do not constitute any form of endorsement, recommendation, or promotion by 2Firsts.

2.  The use of nicotine-containing products — including, but not limited to, cigarettes, e-cigarettes, nicotine pouchand heated tobacco products — carries significant health risks. Users are responsible for complying with all applicable laws and regulations in their respective jurisdictions.

3.  This article is not intended to serve as the basis for any investment decisions or financial advice. 2Firsts assumes no direct or indirect liability for any inaccuracies or errors in the content.

4.  Access to this article is strictly prohibited for individuals below the legal age in their jurisdiction.

 

Copyright

 

This article is either an original work created by 2Firsts or a reproduction from third-party sources with proper attribution. All copyrights and usage rights belong to 2Firsts or the original content provider. Unauthorized reproduction, distribution, or any other form of unauthorized use by any individual or organization is strictly prohibited. Violators will be held legally accountable.

For copyright-related inquiries, please contact: info@2firsts.com

 

AI Assistance Disclaimer

 

This article may have been enhanced using AI tools to improve translation and editorial efficiency. However, due to technical limitations, inaccuracies may occur. Readers are encouraged to refer to the cited sources for the most accurate information.

We welcome any corrections or feedback. Please contact us at: info@2firsts.com

South Korea Brings Synthetic-Nicotine E-Cigarettes Under Tobacco Rules From June 24, Targeting Online Sales and Evasion
South Korea Brings Synthetic-Nicotine E-Cigarettes Under Tobacco Rules From June 24, Targeting Online Sales and Evasion
South Korea began full enforcement of tobacco-style rules for synthetic-nicotine e-cigarettes on June 24, 2026, with fines of up to 100,000 won for use in non-smoking areas and enforcement focus on online sales, raw nicotine liquids and products falsely marketed as nicotine-free.
MarketNews
Jun.25 by 2Firsts Perspectives
BAT Estimates U.S. Unauthorized Vape Market at $9.4 Billion, Plans New Vuse and Velo Launches After FDA Enforcement Shift
BAT Estimates U.S. Unauthorized Vape Market at $9.4 Billion, Plans New Vuse and Velo Launches After FDA Enforcement Shift
British American Tobacco (BAT) CEO Tadeu Marroco said the U.S. unauthorized vape market is worth about £7 billion, or US$9.43 billion. Following a shift in FDA enforcement policy, BAT plans to launch flavored Vuse products in the third quarter and an updated Velo pouch in August or September.
Jun.15
Maine Approves Vape Stewardship Bill Requiring Producers to Manage End-of-Life Devices
Maine Approves Vape Stewardship Bill Requiring Producers to Manage End-of-Life Devices
The Maine Legislature has passed LD 1519, a bill that would establish a producer-funded stewardship program for electronic smoking devices, requiring manufacturers and importers to manage the collection, transportation, recycling and disposal of end-of-life products, particularly disposable vapes containing lithium-ion batteries.
Jun.12
2Firsts Hosts U.S. Market Mid-Year Briefing: Companies Need to Reassess Product and Market-Access Strategies
2Firsts Hosts U.S. Market Mid-Year Briefing: Companies Need to Reassess Product and Market-Access Strategies
2Firsts held its 2026 U.S. Market Compliance and Development Mid-Year Briefing in Shenzhen, China, on July 28. The discussion examined how state-level requirements, proposed foreign-establishment registration rules and expanding supply-chain responsibilities are changing product and investment decisions in the U.S. tobacco and nicotine market.
Jul.29
Data|China’s January-May Vape Exports: U.S. Shipments Fall 13.8% as Japan Posts Fastest Growth
Data|China’s January-May Vape Exports: U.S. Shipments Fall 13.8% as Japan Posts Fastest Growth
According to China Customs export data analyzed by 2Firsts, the United States remained China’s largest destination for vape-related exports during January-May 2026 despite a 13.82% year-on-year decline in export value. Meanwhile, exports to Japan, Russia, Indonesia and the United Arab Emirates recorded strong growth, highlighting continued diversification across China’s export markets.
Special Report
Jun.29
Changing Assumptions in U.S. Cigar Consumption: 2Firsts Interviews Cigar Educator Mechelle Merkerson
Changing Assumptions in U.S. Cigar Consumption: 2Firsts Interviews Cigar Educator Mechelle Merkerson
U.S. premium cigar culture is shifting toward education, broader choice and deeper links to craftsmanship and origin, cigar educator Mechelle Merkerson told 2Firsts. She sees boutique brands, women consumers and production-region experiences making knowledge central to cigar participation. For global brands, retailers and emerging markets such as China, education may help turn curiosity into sustained engagement.
Special Report
Jul.06