Dry mouth, or xerostomia ... Impact of 1% malic acid spray on the oral health-related quality of life of patients with xerostomia. J Oral Sci. 2018;60(2):278-284. doi:10.2334/josnusd.

2yrs: not recommended. ≥2yrs: spray 1–2 times into affected areas of the mouth, do not rinse out. Max 60 sprays/day.

Dry mouth, or xerostomia, occurs when there is not enough saliva (or "spit") to lubricate the tongue, gums, and inside of the cheeks. Saliva is critical for chewing, swallowing, digestion ...