We wanted to find out if oral nicotine pouches can help people transition away from smoking, nicotine vaping, or other forms of tobacco use. We also wanted to know if oral nicotine pouches caused any ...
Medically reviewed by Amelia MacIntyre, DO Nicotine quickly enters your bloodstream. Your liver then breaks down nicotine into several byproducts, primarily cotinine. Depending on what you're testing, ...