What to know about Zyn, the tiny nicotine pouch that's sparked a big health debate (2025)

WASHINGTON (AP) — A tiny Philip Morris product called Zyn has been making big headlines, sparking debate about whether new nicotine-based alternatives intended for adults may be catching on with underage teens and adolescents.

Here’s what to know about Zyn:

WHAT IS ZYN?

Zyn is an oral pouch that contains nicotine powder and flavorings like mint, coffee and citrus. The pouches are the fastest-growing segment of the tobacco industry, which has struggled for decades to replace falling cigarette sales.

Zyn is marketed by Philip Morris International to adult tobacco users. Although it doesn’t contain tobacco, U.S. regulators still treat it as a tobacco product.

Competitors sell similar products. Altria, for instance, sells its own flavored pouches called On.

HOW DO NICOTINE POUCHES WORK?

Users stick them between their lip and gums, where they slowly release low levels of nicotine that are absorbed into the bloodstream. Because pouches generally don’t contain tobacco, there’s no spitting, unlike older products like chew and snuff.

Philip Morris representatives say the nicotine-only formulation is part of Zyn’s appeal.

“People can be reluctant to move into an oral tobacco product if they view it as similar to traditional chewing tobacco,” company spokesman Corey Henry said. “Consumer acceptability is a big part of Zyn.”

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IS ZYN HEALTHIER THAN OTHER TOBACCO PRODUCTS?

All tobacco products carry serious health risks. Cigarettes are widely understood as the most harmful, increasing the likelihood of cancer, heart disease and lung problems. Chewing tobacco is linked to mouth cancer, gum disease and tooth loss.

But in the last decade or so, researchers and health regulators have begun to acknowledge different levels of harm among different tobacco products.

In 2019, the Food and Drug Administration said a different oral tobacco product, called snus, contains lower cancer-causing chemicals than cigarettes and could benefit smokers who switch.

Snus are similar to nicotine pouches like Zyn, except that they contain fermented tobacco. Studies from Sweden and other places where they are popular have shown lower rates of lung cancer and related diseases compared with other European countries where smoking is more prevalent.

There’s little research on the long-term effects of nicotine pouches, but many researchers expect they will show similarly low rates of carcinogens and other toxic components.

Still, that doesn’t mean they’re safe. A study last year found Zyn and similar products contain low levels of harmful substances such as ammonia and formaldehyde.

WILL THE FDA AUTHORIZE ZYN FOR ADULT SMOKERS?

Currently FDA officials are letting Zyn stay on the market while they review Philip Morris’ marketing application, which was submitted in 2020.

To win FDA authorization, companies generally must show that their products will reduce disease among adult tobacco users without attracting underage use by teens and adolescents.

IS ZYN POPULAR AMONG YOUNG PEOPLE?

Not according to the latest federal data. Only 1.5% of high school and middle schoolers reported using nicotine pouches when surveyed last year. That’s well below the roughly 10% who used electronic cigarettes.

But anti-tobacco advocates point to worrying signs: videos of young people popping the pouches have racked up millions of views on social media in recent months. A similar surge of online activity preceded the rise of Juul, the sleek e-cigarette widely blamed for triggering a spike in teen vaping in the years before COVID-19.

Concerns about Zyn going viral have sparked debate among health experts, parents and even politicians.

The FDA says it’s monitoring underage use of Zyn and other pouches and will take action, if necessary.

CAN ADULT SMOKERS USE ZYN TO HELP QUIT?

Currently only a handful of products are FDA-approved to help with quitting smoking, including medications, nicotine gums and patches. Some researchers point out that Zyn works similarly to some of those products — gradually delivering nicotine that reduces cravings.

But early research suggests Zyn and other pouches may not be enough to help smokers quit.

Ohio State University researchers recently found it took smokers 30 minutes to an hour to get enough nicotine from Zyn to relieve their cravings. With cigarettes, smokers achieved the same nicotine levels — and relief — in five minutes.

For now, Philip Morris is focused on obtaining FDA authorization to stay on the market, and eventually it has said it could seek a reduced-risk designation similar to snus. But no tobacco company — Philip Morris included — has ever asked the FDA to approve their products to help smokers quit completely.

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The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Science and Educational Media Group. The AP is solely responsible for all content.

What to know about Zyn, the tiny nicotine pouch that's sparked a big health debate (2025)

FAQs

What to know about Zyn, the tiny nicotine pouch that's sparked a big health debate? ›

WHAT IS ZYN? Zyn is an oral pouch that contains nicotine powder and flavorings like mint, coffee and citrus. The pouches are the fastest-growing segment of the tobacco industry, which has struggled for decades to replace falling cigarette sales. Zyn is marketed by Philip Morris International to adult tobacco users.

How bad are nicotine pouches for you? ›

Nicotine pouches do have health risks

While there's not yet enough research to definitively associate nicotine pouches with cardiovascular risk, nicotine has been shown to increase heart rate and blood pressure.

Is Zyn bad for your brain? ›

However, the long-term health effects are unknown, and nicotine exposure can harm brain development in teens and young adults, leading to addiction and potential long-term consequences.

Are nicotine pouches cancerous? ›

Long-Term Side Effects of Nicotine Pouches

And since nicotine is addictive, you may have side effects if you decide to stop. Do nicotine pouches cause cancer? Nicotine doesn't directly cause cancer. People have safely used nicotine replacement therapy (NRT) for years to help quit smoking.

Do Zyn pouches contain formaldehyde? ›

A study last year found Zyn and similar products contain low levels of harmful substances such as ammonia and formaldehyde.

Is Zyn bad for your heart? ›

But the nicotine in Zyn pouches is highly addictive and it may increase cardiovascular disease risk in people not already using nicotine products, Rees said. “Teens and young adults who do not smoke or vape should avoid this product,” he said. Rees also spoke about Zyn pouches in an April 11 interview on Fox26 Houston.

What is the Zyn class action lawsuit? ›

ZYN Lawsuit Attorneys

This lawsuit, which alleges that ZYN was misleadingly marketed and not sold with appropriate nicotine warnings, could be just the starting point, too, because we are also seeking class action status to allow more people across the nation to stand up to ZYN, Philip Morris, and Swedish Match.

What does Zyn do to your body? ›

While we don't know the long-term effects of Zyn yet, health experts say there are several health concerns to be aware of when it comes to nicotine use, including cardiovascular, gastrointestinal and oral health impacts. "We know that it increases heart rate (and) blood pressure," Dohadwala says.

Does Zyn boost testosterone? ›

“It's been a massive life-enhancer. I'd really recommend it to you,” Carlson said. He added: “[Nicotine] increases mental acuity, raises your testosterone level, [and] it may be a prophylactic against Alzheimer's and Parkinson's.” Carlson isn't even the most hyperbolic of Zyn's supporters.

What damage does nicotine do to the brain? ›

HOW DOES NICOTINE AFFECT YOUNG BRAINS? Nicotine is harmful to developing brains and its use during adolescence can disrupt the formation of brain circuits that control attention, learning, and susceptibility to addiction.

Can nicotine pouches cause tooth decay? ›

Nicotine pouches generally contain artificial sweeteners rather than sugars and so pose little direct risk of the development of dental caries.

Can nicotine pouches cause poisoning? ›

A few cases of poisoning from nicotine pouch use have been reported but none with a severe course. Nicotine is a toxic, biogenic alkaloid.

Is Zyn worse than vaping? ›

But are nicotine pouches safer than vaping? But both vape products and nicotine pouches have potentially harmful chemicals and additives that aren't fully understood and could pose a long-term health risk. “Some studies even suggest nicotine products could pose risks similar to smoking cigarettes,” says Dr. Sampino.

Do Zyn pouches have nitrosamines? ›

A rare independent study looked at 46 pouch products in Germany and found that 26 contained compounds known as tobacco-specific nitrosamines, which can cause cancer. ZYN nicotine pouches do not contain “any quantifiable levels” of these compounds, a representative said in an email.

What is the warning label for Zyn? ›

According to Swedish Match, ZYN pouches are required by the U.S. Food and Drug Administration to come with a warning that notes the product contains nicotine and that nicotine is "an addictive chemical."

Are nicotine patches bad for you? ›

Despite this, some people still worry about their safety. Let's talk about some of the concerns you might have. Nicotine Replacement Therapy is safe to use. Quit-smoking medicines containing nicotine (NRTs) do not cause death and diseases like cigarettes do.

Are nicotine pouches hazardous waste? ›

Unlike other products, these pouches can easily be tossed in the trash without any fuss. Unfortunately, there are currently no specific waste management policies or regulations regarding the disposal of nicotine pouches, they are considered as regular waste.

Does nicotine increase testosterone? ›

Does nicotine affect testosterone levels? Research on the impact of nicotine on testosterone has shown mixed results. In some cases, studies have found that nicotine can increase testosterone levels ― while other studies have found a decrease in testosterone with nicotine use.

References

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