Zyn, the tiny nicotine pouch that’s sparked a big health debate [Video]

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.Related video above — Zyn: How bad for kids is it?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 …