CDC.gov
Oral nicotine pouches can contain high levels of nicotine, and a study from 2022 found that sales of oral nicotine pouches containing the highest nicotine concentration (8 mg) increased faster than sales of pouches with a lower nicotine concentration (6, 4, or 3 mg), raising concerns about the addictiveness of these products
To Foulds, its not clear whether behavioral differences are a cause or an effect of nicotine use
The nicotine levels leave our body really quickly, and then you start to get symptoms that your body and those receptors in your brain telling you that you need more nicotine to feel OK. Withdrawal symptoms ensue, and include irritability, poor concentration, restlessness, depressed mood, anxiety, increased appetite, and craving, Kruse said
Proponents say nicotine pouches have benefits