10/16/2026
The best-evidenced dry mouth advice isn't a product. It's chewing.
A Cochrane review of dry mouth treatments found almost nothing that held up, except that chewing gum raises saliva in anyone with some capacity left. Chewing works like a pump, and the more teeth in the chew, the more saliva comes back.
Sugar-free xylitol gum after meals is cheap, and it works on the cause rather than the symptom.
Why chewing matters more than most people think, from the nose to the denture: https://lasvegasdentistry.com/articles/chewing/