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

Russian Vape GOST Revision Would Limit Capacity, Packaging Design and Warning Labels
Russian Vape GOST Revision Would Limit Capacity, Packaging Design and Warning Labels
Russia is preparing changes to its e-cigarette state standard GOST R 58109–2018. Under a draft order submitted to Rosstandart, the shelf life of vape devices and liquids would be limited to no more than two years, and capacity would be strictly capped at 2 mL for replaceable capsules, 10 mL for disposable systems and 30 mL for refill containers.
Apr.27 by 2FIRSTS.ai
NACS Urges USTR to Address Illegal E-Cigarette Exports in China Trade Engagements
NACS Urges USTR to Address Illegal E-Cigarette Exports in China Trade Engagements
NACS submitted a comment letter to USTR in a proceeding examining unfair trade practices worldwide. The letter focuses on illicit nicotine products made in China and shipped to the United States in violation of U.S. law. NACS said the U.S. electronic nicotine delivery systems market has become dominated by illicit products, mainly disposable e-cigarettes manufactured in China and sold without the marketing authorization required by the U.S. Food and Drug Administration.
Apr.16 by 2FIRSTS.ai
UK OPSS launches vape safety campaign focusing on use, charging and disposal
UK OPSS launches vape safety campaign focusing on use, charging and disposal
The UK Office for Product Safety and Standards (OPSS) published information on March 4, 2026, launching a new campaign to raise awareness among young people about safety issues linked to using, charging and disposing of vapes.
Mar.06 by 2FIRSTS.ai
KT&G Integrates “lil Aible” Dedicated Stick Lineup Under the “AIIM” Brand
KT&G Integrates “lil Aible” Dedicated Stick Lineup Under the “AIIM” Brand
KT&G said it will integrate the Real, Granular and Vapor Stick product lines for its heated tobacco device “lil Aible” under the “AIIM” brand. The company said the brand integration is intended to organize the existing lineup more intuitively and improve consumer accessibility and convenience.
Mar.18 by 2FIRSTS.ai
Azerbaijan parliament passes third-reading amendments introducing e-cigarette penalties, effective April 1, 2026
Azerbaijan parliament passes third-reading amendments introducing e-cigarette penalties, effective April 1, 2026
Azerbaijan’s Milli Majlis has adopted, in its third reading, amendments to the Code of Administrative Offences introducing fines and confiscation for the use of e-cigarettes and their components, as well as import, export, production, wholesale and retail sales, and storage for sale.
Mar.04 by 2FIRSTS.ai
Virginia Restricts Vape Sales to Products Listed in State Directory From April 1
Virginia Restricts Vape Sales to Products Listed in State Directory From April 1
From April 1, vape shops in Virginia may sell only liquid nicotine and vapor products listed in the state directory. The Office of the Attorney General has recommended that commonwealth attorneys begin enforcing the 2024 law.
Apr.02 by 2FIRSTS.ai