68 citations
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March 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
16 citations
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January 2017 in “Journal of Cosmetic and Laser Therapy” Laser and light therapies, especially the 308 nm excimer laser, are effective and safe for treating alopecia areata, but more research is needed.
Laser diode light boosts hair follicle cell growth and certain gene expressions.
February 2023 in “Lasers in Medical Science” 433 citations
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April 2015 in “Photomedicine and laser surgery” Photobiomodulation Therapy (PBMT) is recommended as a more inclusive term and shows potential benefits in various treatments.