what does chewing tobacco do to your mouth DVIDS - News How Tobacco Destroys Your Mouth

Huestis, Oral Fluid Testing for Drugs of Abuse, 2011,

however, at that time, commenters did not provide sufficient evidence to support an inextricable link between certain dental services and certain covered services for chronic kidney disease and ESRD (88 FR 79034)

Multiple studies have shown that using NRT nearly doubles a persons chances of quitting tobacco

Enhanced Healing: Cessation also speeds up the rate at which injured tissues recover, especially those lining the esophagus, since inflammation subsides faster after one stops smoking, thus reducing chances for complications arising from GERD (gastroesophageal reflux disease)

Nicotine is the substance responsible for tobacco addiction