Behaviour & Anxiety Study ✓ Peer reviewed

Salivary opiorphin as a potential non-invasive biomarker for dental anxiety.

BMC oral health · Dsouza TS, Kudva PD, Bhandary P, Monteiro AD, Pais KP · 2026-07-13

Researchers measured salivary opiorphin levels in 56 dental patients and found a strong positive correlation with anxiety scores, suggesting opiorphin could serve as a non-invasive biomarker for dental anxiety assessment.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.

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