From Safer nicotine wiki
- The theory that nicotine is known as the protective factor is also supported by three case reports, in which aphthous ulcers were prevented or healed while the patients used nicotine replacement materials.
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4387635/?report=printablePrintable Version
- Citation: Motamedi MR, Golestannejad Z. Use of pure nicotine for the treatment of aphthous ulcers. Dent Res J (Isfahan). 2015 Mar-Apr;12(2):197-8. PMID: 25878688; PMCID: PMC4387635.