Paediatric & MIH Study ✓ Peer reviewed

Efficacy of Dual-Light Photodynamic Therapy on Oral Health in Adolescents Undergoing Fixed Orthodontic Treatment: A Randomized, Assessor-Blinded and Controlled Trial.

Dentistry journal · Hashemi Elses K, Pätilä T, Roos Jansåker AM · 2026-09-04

Adolescents using dual-light antibacterial photodynamic therapy at home alongside standard hygiene during fixed orthodontic treatment showed greater reductions in plaque and bleeding at tooth sites compared to standard hygiene alone, with no safety concerns reported.

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.

Read the full study at the source
The Recall — the month's most significant new dental research, summarised. Free.
Browse The Recall