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

Product | APUS Launches Chloe 50K, Bringing Purse-Inspired Design to the U.S. High-Puff Disposable Market
Product | APUS Launches Chloe 50K, Bringing Purse-Inspired Design to the U.S. High-Puff Disposable Market
APUS has introduced the Chloe 50K disposable vape, which has appeared across U.S.-facing online retail channels including Element Vape and Vapesourcing. The device combines a purse-inspired body and chain attachment with a 20ml e-liquid capacity, 1,250mAh rechargeable battery, dual mesh coil, and battery and e-liquid indicators. It is rated for up to 50,000 puffs. The product does not appear on the FDA’s current list of authorized e-cigarettes, and U.S. retail availability does not indicate FDA marketing authorization.
Jul.15
FDA Tobacco Proposal Signals Full-Chain Compliance Test for Global E-Cigarette Supply Chains
FDA Tobacco Proposal Signals Full-Chain Compliance Test for Global E-Cigarette Supply Chains
FDA’s proposed foreign tobacco establishment registration and product listing rule remains unfinished, but Accorto told 2Firsts it reflects a shift toward structured oversight similar to medical device and pharmaceutical compliance frameworks. For Chinese and global e-cigarette suppliers, U.S. market access is moving beyond product authorization toward full-chain compliance covering manufacturing, documentation, import control, distribution, retail and marketing discipline.
Special Report
Jul.09
Trump Picks White House Health Policy Aide Heidi Overton to Lead FDA, Pending Senate Confirmation
Trump Picks White House Health Policy Aide Heidi Overton to Lead FDA, Pending Senate Confirmation
U.S. President Donald Trump has chosen White House health policy aide Heidi Overton to lead the Food and Drug Administration, Bloomberg reported, citing a person familiar with the matter. Overton currently works on health policy at the White House and previously held a senior role at the America First Policy Institute. If confirmed by the Senate, she would take over an FDA that has experienced months of senior-level turnover. The agency regulates products representing roughly one-fifth of U.S. consumer spending, including e-cigarettes, drugs, vaccines and much of the food supply.
News
Aug.19
South Korea Vape Strategies Diverge as BAT Reconsiders Exit and PMI Takes VEEV to About 14,000 Stores
South Korea Vape Strategies Diverge as BAT Reconsiders Exit and PMI Takes VEEV to About 14,000 Stores
BAT Rothmans says it previously considered exiting South Korea's vaping market because of competitive pressure from unregulated products, but is now reassessing conditions following changes to the country's nicotine regulatory framework. Vuse and other BAT vaping products remain available through existing distribution channels. The statement followed a South Korean media report that interpreted BAT's broader withdrawal from selected Vapour markets as a full exit from South Korea. Meanwhile, Philip Morris International launched VEEV inPRIME in the country in June and began expanding distribution to around 14,000 convenience stores and other retail channels in July. The contrasting moves highlight differing investment strategies as South Korea's regulated vaping market evolves.
Aug.14
WIRED Investigation: Chinese-Made Vapes Turn to 6-Methyl-Nicotine and Other Analogs, Challenging U.S. Regulation
WIRED Investigation: Chinese-Made Vapes Turn to 6-Methyl-Nicotine and Other Analogs, Challenging U.S. Regulation
U.S. technology and investigative publication WIRED has examined how nicotine analogs are emerging as a new challenge for the country’s vape regulatory framework. The article argues that after the U.S. expanded federal oversight of nicotine products in 2022, some manufacturers began using nicotine-like compounds such as 6-methyl-nicotine that may fall outside existing definitions. Researchers cited by WIRED said some nicotine analogs could be more potent than traditional nicotine, although human health impacts remain unclear. U.S. policymakers are considering broader definitions of nicotine to bring these compounds under federal oversight.
Jul.27
Product | IVG Launches NEXiO Prefilled Pod System, Expanding Beyond Disposable Vapes
Product | IVG Launches NEXiO Prefilled Pod System, Expanding Beyond Disposable Vapes
UK vape brand IVG has launched the NEXiO reusable prefilled pod system, expanding its product portfolio beyond disposable vape products. The device features a 1,000mAh rechargeable battery, prefilled pods with a refill reservoir structure and a claimed capacity of up to 10,000 puffs. Officially launched in the UK on July 9, 2026, NEXiO debuted with 17 flavor options, reflecting IVG’s move into reusable pod formats.
Aug.19