2020). Xylitol nasal irrigation has been found to be safe, with no adverse effects reported in studies. Comprehensive checks, ...

and they’re also safe for frequent use. Dr. Trenkle likes nasal sprays that contain xylitol because they have a cleansing effect, reducing the adherence of bacteria and irritants in the nasal ...

It was added to cold and flu remedies in the 1990s when another ingredient went behind the counter over illicit meth lab concerns.