TRENDY nicotine pouches are causing a brutal, long-lasting new gum problem, dentists warn. Swedish scientists say cases are surging, with patients suffering large, inflamed ulcers exactly where the… ...

Chewing gum Inhalators (which look like plastic cigarettes) Tablets, oral strips and lozenges Nasal and mouth spray There's no evidence that any single type of NRT is more effective than another.

Among brown snus users, once they stop using it, their gums usually recover within a few weeks. With white snus, however, the damage has been seen to last for several months, even as much as a year.