Other Research Randomised controlled trial ✓ Peer reviewed

Effects of 850-nm light-emitting diode photobiomodulation on pain intensity and dentin sialoprotein levels during canine distalization: A randomized controlled trial.

Journal of dental sciences · Cao TT, Nguyen AH, Hoang HT, Khac TD, Le PH, Tu Trinh HK, Le KM, Truong D · 2026-10-01

Infrared LED therapy reduced pain intensity and dentin sialoprotein levels in gingival fluid during orthodontic canine movement compared to control treatment, suggesting it may improve comfort and reduce root resorption risk.

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