The FDA has given marketing authorization to Zyn nicotine pouches. That doesn't necessarily mean they're safe to use, ...

But, he adds, no studies have been done on the effects of the product early in pregnancy. If you've ever felt as though you were becoming hooked on nicotine gum, you might not have been imagining it.

“Some of the negative health effects of the nicotine pouches ... teeth on the upper side of my mouth,” Cunningham said. “And ...