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

Imperial Brands Sees Double-Digit NGP Growth as Sixth Year of Tobacco Revenue Gains Backs £1.5 Billion Buyback
Imperial Brands Sees Double-Digit NGP Growth as Sixth Year of Tobacco Revenue Gains Backs £1.5 Billion Buyback
Imperial Brands reaffirmed its FY26 guidance in its October 8 pre-close trading update, forecasting double-digit net revenue growth in next-generation products and share gains across heated tobacco, vape and modern oral. Tobacco net revenue is expected to grow at a low-single-digit rate, marking a sixth consecutive year of growth. The company has completed its £1.45 billion FY26 share repurchase and announced a £1.5 billion buyback for FY27. Group adjusted operating profit is expected to increase 3% to 5%, while free cash flow is forecast to exceed £2.2 billion.
Oct.09
Australian Coalition Unveils Illicit Tobacco Plan With 80% Excise Cut and Legal, Taxed Vapes and Nicotine Pouches
Australian Coalition Unveils Illicit Tobacco Plan With 80% Excise Cut and Legal, Taxed Vapes and Nicotine Pouches
Australia’s Coalition has unveiled a national illicit-tobacco policy that would cut tobacco excise by 80% and create legal, regulated and taxed adult markets for vaping products and nicotine pouches if it wins government. The plan proposes an excise of A$0.50 per millilitre of e-liquid and A$0.025 per milligram of nicotine in pouches, alongside A$200 million in additional enforcement and a A$60 million three-year public-awareness campaign. The Coalition says the package would narrow the price advantage of illicit products and undermine organised crime, while Labor and public-health groups warn that dramatically cheaper cigarettes could reverse long-term declines in smoking.
Sep.03
Altria Showcases Ploom, Marlboro Heated Tobacco Sticks and Non-Nicotine Energy Products at NACS Show 2026
Altria Showcases Ploom, Marlboro Heated Tobacco Sticks and Non-Nicotine Energy Products at NACS Show 2026
At the 2026 NACS Show, Altria displayed Ploom devices alongside imagery of Marlboro-branded heated tobacco sticks, while also featuring RIOT Energy and Proper Wild non-nicotine products. The booth showcased on! PLUS nicotine pouches, including 12 mg variants not listed among FDA-authorized products as of October 9, and NJOY e-cigarettes. Altria also presented convenience-store traffic figures highlighting its retail presence. 2Firsts examines the company's expanded product portfolio, non-nicotine business activities and the regulatory status of products displayed at the show.
EXPO
Oct.10
Australia Adds 6-Methylnicotine to Schedule 9 Prohibited Substances, Effective October 1
Australia Adds 6-Methylnicotine to Schedule 9 Prohibited Substances, Effective October 1
Australia's Therapeutic Goods Administration published a final decision on September 25 to classify 6-methylnicotine as a Schedule 9 prohibited substance under the Poisons Standard, effective October 1, 2026. TGA said the chemical has been reported in e-cigarette liquids sold in Australia and marketed as nicotine-free or nicotine alternatives, while evidence also indicates its use in preparations such as oral pouches. The government originally proposed a Schedule 7 classification but ultimately adopted the stricter Schedule 9 designation, citing acute toxicity, dependence risk, use in unapproved consumer products and misleading marketing.
News
Sep.29 by 2Firsts Perspectives
U.S. Customs Plan to Require Foreign Export Declarations Could Deal ‘Devastating’ Blow to China’s Vape Exports, Logistics gl Expert Says
U.S. Customs Plan to Require Foreign Export Declarations Could Deal ‘Devastating’ Blow to China’s Vape Exports, Logistics gl Expert Says
A U.S. Customs and Border Protection proposal to collect foreign export declarations and other overseas customs documents could expose discrepancies in the value, classification and description of China-made vape shipments entering the United States. A veteran Chinese logistics professional told 2Firsts that the measure, if implemented, could undermine the all-inclusive shipping model used by some unauthorized vape exporters and push parts of the trade toward costlier underground channels. The risk extends beyond higher duties: accurately declared products may also be more readily identified as unauthorized e-cigarettes subject to FDA enforcement.
Special Report
Sep.07
PMI CEO Attends Opening of IQOS Global Flagship in Tokyo’s Ginza as 1,814 Limited ILUMA i PRIME Sets Launch
PMI CEO Attends Opening of IQOS Global Flagship in Tokyo’s Ginza as 1,814 Limited ILUMA i PRIME Sets Launch
IQOS opened its first global flagship, IQOS Flagship Ginza, in Tokyo on September 4, 2026, replacing the former IQOS Store Ginza after nearly a decade of operation. The new location expands conventional product retail into member lounges, digital experiences, art installations and brand programming. IQOS also launched a Ginza-exclusive IQOS ILUMA i PRIME set limited to 1,814 individually numbered units, priced at JPY11,980, or about US$77. PMI Sales Strategy Consultant Yuji M. later said on LinkedIn that more than 500 people had lined up from the night before the opening.
Sep.07