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

From Vuse, Velo and glo to AI Consulting: Former BAT Content Lead Launches Destreza
From Vuse, Velo and glo to AI Consulting: Former BAT Content Lead Launches Destreza
Former BAT global content lead Andy Parton has left the company and launched Destreza, a London-based AI-native marketing consultancy. Parton previously worked across BAT's New Category brands Vuse, Velo and glo and had also served as Global Brand Lead for Vuse Go. Destreza says it will advise consumer businesses on AI in brand strategy, operating models, capability and agency configuration, using specialist AI agents to support research, strategy and creative development. BAT reported £3.621 billion in New Category revenue in 2025.
Sep.22
Gallery | InterTabac 2026 Opens as VAPORESSO, SKE, GREENTANK, GEEK BAR and Other Brands Take the Floor
Gallery | InterTabac 2026 Opens as VAPORESSO, SKE, GREENTANK, GEEK BAR and Other Brands Take the Floor
InterTabac 2026 opened in Dortmund, Germany, on September 15 alongside NUBIZ and InterSupply. According to the latest figures released by the organizer, the three trade shows bring together around 750 exhibitors from 64 countries. On site, 2Firsts observed vaping and related brands including VAPORESSO, DOJO, SKE, GREENTANK, GEEK BAR, HQD and ELUX.
Special Report
Sep.15
Germany Probes 7.6 Million Illegal Vape Case With Estimated €33.3 Million Tax Loss; Four Chinese Manufacturer Employees Under Investigation, Some Packaging in Enforcement Images Resembles FUMOT Products
Germany Probes 7.6 Million Illegal Vape Case With Estimated €33.3 Million Tax Loss; Four Chinese Manufacturer Employees Under Investigation, Some Packaging in Enforcement Images Resembles FUMOT Products
German prosecutors and customs authorities are conducting a criminal investigation into an alleged cross-border organised vape network. Authorities say that between January 2024 and March 2025, four employees of an unnamed Chinese e-cigarette manufacturer allegedly built a network of sales agents and wholesalers that brought more than 7.6 million nicotine disposable vapes into Germany, causing an estimated €33.3 million in excise-tax losses. The manufacturer has not been named. Some products visible in enforcement images have packaging resembling products from FUMOT’s portfolio. European regulatory records from 2024, FUMOT’s public overseas-sales materials and records involving German vape importer and distribution company Zamu-Pro GmbH also show FUMOT/RandM products and German distribution activity during the period covered by the investigation.
Sep.21
HG Innovation, linked to IMiracle and ELFBAR, wins China patent for 6-methylnicotine salts covering vaping and oral products
HG Innovation, linked to IMiracle and ELFBAR, wins China patent for 6-methylnicotine salts covering vaping and oral products
HG Innovation Limited has been granted a Chinese invention patent covering 6-methylnicotine salt formulations and their use in oral and vaping products. The technology forms salts between 6-methylnicotine and alicyclic carboxylic acids, with granted claims extending to oral products, atomization substrates and electronic atomization devices. Applicant-generated tests reported differences in oxidation stability, in-vitro cytotoxicity and aerosol heavy-metal performance compared with selected benzoate or lactate controls. HG Innovation is directly linked to the broader IMiracle and ELFBAR business network.
Sep.04
Smoore Seeks to Toss CCELL Price-Fixing Claim as Court Weighs Vertical Distribution Versus Horizontal Conspiracy
Smoore Seeks to Toss CCELL Price-Fixing Claim as Court Weighs Vertical Distribution Versus Horizontal Conspiracy
Smoore and four authorized U.S. CCELL distributors are asking a California federal court to permanently dismiss a core antitrust claim brought by direct purchasers. Plaintiffs allege that Smoore coordinated minimum wholesale prices, customer allocation and limits on price competition among distributors, amounting to a per se unlawful horizontal conspiracy. The defendants say the alleged conduct reflects ordinary vertical relationships between a manufacturer and its distributors. The court previously dismissed a similar claim, and the latest dispute centers on whether the second amended complaint adds sufficient facts to establish a horizontal agreement.
Sep.14
China Tobacco Regulator Deputy Head Visits Laos as Both Sides Strengthen Cooperation on Illegal Tobacco Trade
China Tobacco Regulator Deputy Head Visits Laos as Both Sides Strengthen Cooperation on Illegal Tobacco Trade
China’s official Xinhua News Agency reported that Liu Sanjiang, deputy head and Party group member of China’s tobacco regulator, led a delegation to Laos from July 31 to Aug. 2, 2026, for discussions with Lao authorities on combating cross-border illegal tobacco trade. The two sides discussed areas including law enforcement cooperation, information sharing and efforts to address tobacco-related illegal activities such as counterfeiting and smuggling. The visit highlights cooperation between Chinese and Lao authorities on illicit tobacco control.
News
Aug.05