If you're not producing enough saliva, you may notice these signs and symptoms all or most of the time: 
Dryness or a feeling of stickiness in your mouth
Saliva that seems thick and stringy
Bad breath
Difficulty chewing, speaking and swallowing
Dry or sore throat and hoarseness
Dry or grooved tongue
A changed sense of taste
Problems wearing dentures
 In addition, dry mouth may result in lipstick sticking to the teeth.