Why do ZYNs say upper lip? The pharmacology behind optimal placement
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5 min read
According to the CDC, by 2024, approximately 1.8% of U.S. middle and high school students reported using nicotine pouches in the past 30 days. While the product is popular, many users wonder, why do ZYNs say upper lip? The answer lies in the pharmacology of oral nicotine absorption, which dictates that placement here provides the most comfortable, discreet, and effective experience.
