From what I know you can make saliva thinner by drinking more water. Having thick saliva is a sign that you are dehydrated and need to drink more water
AvoidFoods and drinks that contain caffeine such as coffee, colas, and chocolate.
Alcoholic beverages including beer, wine, and mixed drinks.
Dry foods including tough meats, raw vegetables, breads, pretzels, rice, chips, muffins, and cakes.
Commercial mouthwashes. These contain alcohol which will dry the mouth further.
Saliva stimulators includeExamples of these products include saliva stimulators such as Salagen® (pilocarpine hydrochloride); saliva replacers such as Xero-Lube®, Salivart®, Mouth Kote®, Moi-Stir®, Orex®, Salix, Optimoist®, Sage Moist Plus® spray, and Gelclair®; and mouth moisturizers such as Oral Balance® and Sage Mouth Moisturizer®.
