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

AHA Journal Study: WS-23 Triples Premature Heartbeats, Raising Concerns Over Vape Cooling Agents
AHA Journal Study: WS-23 Triples Premature Heartbeats, Raising Concerns Over Vape Cooling Agents
A University of Louisville research team published a study in an American Heart Association journal suggesting that synthetic cooling agents used in e-cigarettes, including WS-3 and WS-23, may disrupt cardiac electrical activity and increase arrhythmia risk. In animal experiments, WS-23 tripled premature heartbeats.
Jun.16
Product | PMI Introduces VEEV inPrime, Bringing an Induction Vaporization Platform to the Next Generation of the VEEV Portfolio
Product | PMI Introduces VEEV inPrime, Bringing an Induction Vaporization Platform to the Next Generation of the VEEV Portfolio
Philip Morris International (PMI) has introduced VEEV inPrime, the next-generation closed-system vape platform featuring the new AdvanceVape Induction System™. Alongside the new induction platform, PMI has redesigned the pods, e-liquid formulations and user interaction experience. According to PMI and official IQOS websites, VEEV inPrime began a phased European rollout between May and June 2026, with products now available in Greece, Estonia, the United Kingdom and Italy.
Jul.14
JT Plans ¥800 Billion Investment in Heated Tobacco Over Three Years, Betting on Ploom as Second Growth Engine
JT Plans ¥800 Billion Investment in Heated Tobacco Over Three Years, Betting on Ploom as Second Growth Engine
Japan Tobacco Inc. (JT) CEO Takehiko Tsutsui said the company plans to invest about ¥800 billion (approximately US$5.4 billion) in heated tobacco products over three years through 2028, aiming to establish Ploom as a second growth engine after combustible cigarettes. Tsutsui said Ploom AURA helped JT increase its share of Japan’s heated tobacco market to 15.8% in the first quarter of 2026. Ploom products are now available in 29 markets, with Ploom AURA sold in 25 markets including Japan. JT also plans to continue its cigarette business while positioning its food operations, particularly frozen noodle products in North America, as another growth opportunity.
Jul.23
Malaysia Police Seize RM12.7 Million in Illegal Vapes and Cigarettes as Probe Points to Sea Shipments From China
Malaysia Police Seize RM12.7 Million in Illegal Vapes and Cigarettes as Probe Points to Sea Shipments From China
Police in Malaysia’s Selangor state seized illegal vape products and contraband cigarettes worth about RM12.7 million (approximately $3 million) in two enforcement operations. According to New Straits Times and The Star, the vape-related operation uncovered 131,036 boxes of vape products, 4,900 bottles of e-liquid and 25,510 vape devices, valued at about RM9.4 million. Police said preliminary investigations indicated that some illegal vape products entered Malaysia through sea shipments from China before moving through storage and distribution networks.
Aug.10
PMI Expands IQOS and VEEV Presence at Frankfurt Airport Through Travel Retail Pop-Ups
PMI Expands IQOS and VEEV Presence at Frankfurt Airport Through Travel Retail Pop-Ups
According to The Moodie Davitt Report, PMI Global Travel Retail and Frankfurt Airport Retail have launched new IQOS and VEEV retail spaces at Frankfurt Airport. The installations, located inside and outside duty-free areas, showcase IQOS heated tobacco products and VEEV e-vapor products through product education, consumer interaction and brand experiences. Frankfurt Airport Retail, operated by Fraport Group and Gebr. Heinemann, manages key retail activities at Frankfurt Airport. The initiative follows PMI’s broader strategy of expanding smoke-free products through global travel retail channels. PMI has previously introduced VEEV products across multiple European airports while continuing to expand IQOS and VEEV availability in international markets.
Jul.17
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