Frequently Asked Questions

No. Different tests measure completely distinct biological characteristics. A sialometry test measures fluid volume (mL/min) over time; a buffering test measures chemical neutralization capacity using colorimetric strips; and a microbial assay uses targeted DNA-PCR or laboratory cultures to detect specific bacteria. One test does not give a complete picture of oral health.

No. In accordance with American Dental Association (ADA) guidance, salivary testing is strictly adjunctive. It cannot replace direct visual inspection, tactile examination, 6-point periodontal probing depths, digital radiographs (X-rays), or your medical and dental history. Salivary tests provide biological clues, not anatomical structural diagnoses.

Collection methods vary by test. Sialometry may involve resting quietly while allowing saliva to pool and passively flow into a calibrated tube, or chewing an inert paraffin wax pellet. Buffering tests often use small absorbent paper strips placed on the tongue or in a collection cup. Microbial assays typically use a sterile saline oral rinse or sterile paper points placed gently near the gumline.

Preparation requirements depend on the specific assay and your dentist's instructions. Many salivary tests require abstaining from eating, drinking (except water), smoking, chewing gum, or brushing teeth for 30 to 60 minutes prior to collection to prevent sample contamination or temporary pH distortion. Always check with your dental practice for their specific protocol.

Turnaround depends on the test method. Chairside tests (such as salivary flow rates and pH/buffering strips) provide immediate results during your appointment. Microbial DNA panels or specialized laboratory assays require shipment to a CLIA-certified clinical reference laboratory and typically return results within 3 to 7 business days.

Coverage varies widely across dental benefit plans and geographic regions. While some dental plans provide diagnostic coverage codes (such as CDT codes for salivary diagnostics or caries susceptibility tests) under specific clinical criteria, many plans consider them non-covered services. Inquire with your dental practice and plan administrator regarding potential out-of-pocket costs before testing.

No. SalivaTests.com is an independent educational platform and provider directory. We do not sell tests, ship consumer test kits, or provide direct laboratory services. Diagnostic saliva tests should be discussed with, performed by, or ordered through a licensed dental professional who can interpret the results in the context of a physical clinical examination.

Test results should always be interpreted by your treating dentist or a qualified healthcare provider. Numerical biomarker values or bacterial counts are not standalone diagnoses; they must be correlated with your clinical pocket probing, tooth surfaces, oral soft tissues, and systemic medical history.