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

Special Report|Virginia Vape Directory Shows Contrast Between Vuse and JUUL Pod Systems and CrossBar 20K, Loon Flavored Disposables
Special Report|Virginia Vape Directory Shows Contrast Between Vuse and JUUL Pod Systems and CrossBar 20K, Loon Flavored Disposables
A 2Firsts analysis of Virginia's liquid nicotine and vapor product certification directory identified 213 product records from 15 manufacturers. Companies associated with BAT, Altria, Imperial Brands, JTI and JUUL account for 127 entries. The directory also includes independent brands CrossBar 20K, Loon and Breeze. CrossBar advertises a 13mL disposable capable of up to 20,000 puffs, while Loon has 16 disposable entries featuring fruit, cooling and beverage-related flavors. Of all records, 120 are labeled as under FDA PMTA review. Virginia introduced revised penalties on October 1, 2026, including a minimum first-violation civil penalty of $5,000 per unlisted product, alongside new retail tobacco permitting requirements.
Regulations
Oct.30
Pennsylvania Vape Directory Law Survives Court Challenge From Nova Distro and Others Amid Similar Rulings Across States
Pennsylvania Vape Directory Law Survives Court Challenge From Nova Distro and Others Amid Similar Rulings Across States
A U.S. federal court upheld Pennsylvania's vape directory law on October 14, rejecting a challenge brought by Nova Distro, 101 Distributors and companies operating Tobacco Hut retail stores. Court records show that vaping accounts for about 60% of Tobacco Hut's profits and that the chain held approximately $2 million in inventory potentially subject to seizure under the law as of June 2. Pennsylvania began enforcement on October 19. The ruling follows similar appellate decisions in other states, even as new research shows that unlisted vaping products continue to account for substantial sales in states with established directories.
Regulations
Oct.22
Product | JT Launches Three Autumn-Limited Ploom Tobacco Sticks in Japan Across EVO, MEVIUS and CAMEL Brands
Product | JT Launches Three Autumn-Limited Ploom Tobacco Sticks in Japan Across EVO, MEVIUS and CAMEL Brands
Japan Tobacco Inc. (JT) launched three limited-edition autumn tobacco sticks for its Ploom heated tobacco devices in Japan on October 16, 2026, under the EVO, MEVIUS and CAMEL brands. All three are regular tobacco variants with seasonal packaging. Each pack contains 20 sticks, priced at ¥620, ¥590 and ¥570, respectively, including tax. The products are compatible with all Ploom devices and are sold in limited quantities exclusively through the CLUB JT online store while supplies last.
product
Oct.20
Reynolds Seeks to Join Altria Lawsuit Challenging FDA PMTA Rule and Calculation of 180-Day Deadline
Reynolds Seeks to Join Altria Lawsuit Challenging FDA PMTA Rule and Calculation of 180-Day Deadline
Three R.J. Reynolds companies are seeking to intervene in a lawsuit filed by Altria subsidiaries Helix Innovations and NJOY challenging the FDA's 2021 PMTA final rule. The companies dispute how the agency uses Acceptance and Filing reviews and completeness determinations to establish when the Tobacco Control Act's 180-day decision period begins. Reynolds has also linked prolonged PMTA reviews to competition from unauthorized vaping products. The FDA, meanwhile, has been accelerating reviews and reducing its backlog.
Sep.14
AIR Global Starts Debt Refinancing Four Months After Nasdaq Listing With About $400 Million Notes Expected
AIR Global Starts Debt Refinancing Four Months After Nasdaq Listing With About $400 Million Notes Expected
AIR Limited, a wholly owned subsidiary of AIR Global, has launched an offering of U.S. dollar-denominated senior unsecured notes, with proceeds primarily intended to repay its existing term loan and revolving credit facility. AIR has not disclosed the final size, maturity or coupon; Refinitiv, citing Moody's, reported an expected issuance of approximately $400 million and a Ba3 rating. AIR had about $412.4 million outstanding under the two bank facilities at June 30 and net debt of $344.8 million. In the first half of 2026, AIR's Al Fakher-led flavored shisha molasses business generated about 99% of company revenue, while New Growth Categories including Crown Switch produced $2.2 million in revenue and remained loss-making on an adjusted EBITDA basis.
Sep.23
UK-Listed Consumer Goods Group Supreme Sees Vape Duty as Potential Consolidation Opportunity, Holds FY27 Outlook
UK-Listed Consumer Goods Group Supreme Sees Vape Duty as Potential Consolidation Opportunity, Holds FY27 Outlook
UK-listed consumer goods group Supreme plc says it continues to expect FY27 trading to meet market expectations as the Vaping Products Duty takes effect on October 1, while maintaining a comparatively positive view of the new tax and compliance regime. Supreme has said the framework could increase compliance complexity for smaller operators and contribute to market consolidation, while its manufacturing, compliance and distribution scale may allow it to gain share. Its 88Vape brand will retain its value positioning.
Sep.18