New Study by Yale University Raises Concerns About E-Cigarettes

News by 2FIRSTS.ai
Aug.13.2024
New Study by Yale University Raises Concerns About E-Cigarettes
Yale study reveals some e-cigarettes may contain potent nicotine-like chemicals, raising health concerns beyond FDA regulation.

According to a report by Newsweek on August 12, a previous study by Yale University found that some e-cigarettes may contain chemical compounds similar to nicotine that could have unknown effects on health.


These nicotine alternatives interact with receptors in the brain, without being subject to FDA restrictions and regulations. As a result, these products are able to be marketed with flavors that appeal to young people and avoid tobacco taxes.


An FDA spokesperson stated that these new chemicals may be more potent than nicotine and could potentially affect the brain development, learning abilities, and memory of adolescents.


FDA Public Affairs Specialist Jim McKinney told Newsweek that...


The FDA is addressing this issue from the perspective of the entire agency and will continue to utilize all resources within its authority to protect the public, especially American adolescents, from potentially harmful addictive products.


McKinney points out that, although more research is needed, some emerging data suggests that these nicotine analogs may be more potent than nicotine itself, which is already highly addictive, altering adolescent brain development and producing long-term effects.


According to research, nicotine analogs are chemical substances that are structurally very similar to nicotine and therefore target the same receptors in the brain. Examples include 6-methyl nicotine and nicotineamide. A study in rodents suggests that 6-methyl nicotine may be more toxic than nicotine. Furthermore, because these compounds are not subject to the same strict regulations as traditional nicotine, the ingredients listed on labels may not always match the actual ingredients in the products.


Dr. Hanno Erythropel, a scientist at the Yale School of Medicine, stated in a press release,


In conclusion, the company is actually trying to evade regulation by introducing new products containing nicotine analogues with unknown health and addiction risks.


In a study published in the journal "JAMA Network," the researcher and their colleagues analyzed two e-cigarette and e-liquid products on the market. The first product, Spree Bar, claimed to contain 5% of 6-methyl nicotine (50 milligrams/gram), while the second product, Nic-Safe, was tested at four concentrations—0, 12, 24, and 36 milligrams/milliliter.


The research results show that both products do not contain the ingredients as specified on their labels. Spree Bar actually contains 90% less 6-methyl nicotine than advertised, while Nic-Safe contains a low concentration of 6-methyl nicotine without it being clearly marked on the label (excluding tested nicotine-free products).


FDA spokesperson Mackinney said that


In general, the FDA does not comment on specific studies, but instead uses them as part of the evidence to further understand specific issues and help achieve its mission of protecting public health. Regarding nicotine mimetics, the FDA is aware that some companies are reported to be producing products that may contain compounds with chemical structures or properties different from nicotine.


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 Explains What the UK Tobacco and Vapes Act 2026 Means for Retailers
Imperial Brands Explains What the UK Tobacco and Vapes Act 2026 Means for Retailers
Imperial Brands has outlined what the newly approved UK Tobacco and Vapes Act 2026 means for retailers. The legislation received Royal Assent on April 29, 2026, and gives the Government powers to extend tobacco-style regulation to a wider range of products, including vaping products, heated tobacco, nicotine pouches and cigarette papers. Imperial Brands emphasized that most measures will be introduced in phases rather than taking effect immediately.
May.11 by 2FIRSTS.ai
China Boton Group Posts 2025 Revenue of RMB 1.496 Billion, With E-Cigarette Product Revenue Up 4.6%
China Boton Group Posts 2025 Revenue of RMB 1.496 Billion, With E-Cigarette Product Revenue Up 4.6%
China Boton Group reported its results for the year ended December 31, 2025. Revenue was RMB 1.496 billion, down about 9.5% from RMB 1.653 billion in 2024. Gross profit was RMB 377.1 million, with a gross margin of 25.2%, and the group recorded a net loss of RMB 1.000 billion for the year.
Mar.24 by 2FIRSTS.ai
BAT France Confirms Full Compliance as France Implements Nicotine Pouch Ban on April 1from April 2026
BAT France Confirms Full Compliance as France Implements Nicotine Pouch Ban on April 1from April 2026
BAT France said that, under the decree of September 5, 2025 that entered into force on April 1, 2026, it has stopped commercialising its nicotine pouch products in France from that date.
Apr.03 by 2FIRSTS.ai
Serbian Parliament Passes Trade Laws Banning Sales of E-Cigarettes and Nicotine Products to Minors
Serbian Parliament Passes Trade Laws Banning Sales of E-Cigarettes and Nicotine Products to Minors
Serbia’s parliament has adopted a package of trade laws aimed at increasing consumer protection while introducing a range of changes for merchants and online platforms. One of the most important new measures is a ban on the sale of e-cigarettes and other nicotine products to minors, tightening youth protection rules.
Apr.24 by 2FIRSTS.ai
Poland to Discuss Revised E-Cigarette Definitions With Focus on Induction Technology
Poland to Discuss Revised E-Cigarette Definitions With Focus on Induction Technology
According to the agenda published by Poland’s Council of Ministers on Monday, the government is set to consider a draft amendment to the Excise Tax Act on Tuesday.
Apr.14 by 2FIRSTS.ai
Guernsey Rejects Petition to Overturn Under-18 Vape Shop Ban
Guernsey Rejects Petition to Overturn Under-18 Vape Shop Ban
A petition seeking to overturn a new ban on under-18s entering vape shops in Guernsey has been rejected. The Health and Social Care Committee said the measure meets its objective of protecting children from exposure to vaping products.
Mar.23 by 2FIRSTS.ai