Scalp Seborrheic Dermatitis

Wavelength: 630 nm
Irradiance: 20 mW/cm²
Dose: 5 J/cm²
Duration: 2×/week × 8 weeks

Category: Hair & Scalp

Journal: Photodermatology, Photoimmunology & Photomedicine (2018)

Key finding

Significant reduction in scale, erythema, and itch; reduced Malassezia counts on scalp culture.