September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
May 2024 in “International Journal of Cosmetic Science” A new method using near-infrared light can effectively detect and analyze internal hair damage.
20 citations
,
November 2014 in “JAMA dermatology” The 810-nm diode laser improves skin texture in keratosis pilaris but not redness.
February 2010 in “Journal of The American Academy of Dermatology” Low-level laser therapy increased hair growth compared to no treatment.
47 citations
,
August 2011 in “Journal of The European Academy of Dermatology and Venereology” Laser treatment increases hair density and thickness safely in women with hair loss.
26 citations
,
November 2019 in “Medical Science Monitor” LED light therapy boosts bone cell growth and function.
3 citations
,
May 1964 in “Nature” January 2025 in “Analytical Methods” A new fluorescent material can detect dextran sulfate sodium, turning green when present, useful for forensic and environmental monitoring.
December 2020 in “Lasers in Surgery and Medicine” Laser safely and effectively removes unwanted scalp micropigmentation.
63 citations
,
January 2006 in “Journal of cosmetic and laser therapy” The pulsed infrared diode laser is effective for treating hair loss in alopecia areata.
9 citations
,
July 2022 in “Dermatology and Therapy” The laser treatment effectively and safely improved keratosis pilaris.
28 citations
,
December 2017 in “Lasers in Medical Science” Monochromatic light devices, especially the 308-nm excimer laser, are promising for treating alopecia areata but more research is needed.
6 citations
,
September 2019 in “Journal of Cosmetic Dermatology” Laser treatment effectively increases hair density and thickness in androgenic alopecia.
Laser diode light boosts hair follicle cell growth and certain gene expressions.
15 citations
,
July 2019 in “Lasers in surgery and medicine” The erbium-glass laser effectively promotes hair regrowth in alopecia areata.
36 citations
,
June 2016 in “Journal of dermatological treatment” The combination therapy significantly improved Riehl’s melanosis in patients without serious side effects.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
6 citations
,
October 2018 in “Lasers in Medical Science” Low-level laser therapy using near-infrared light may help heart conditions and promote healing by releasing nitric oxide.
5 citations
,
May 2001 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” The DWLSM provides detailed imaging of hair shafts and follicles with high accuracy.
April 2020 in “The Aesthetics” LED-LLLT helps heal wounds, reduce pain, and regrow hair using specific light wavelengths.
17 citations
,
December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” The excimer laser may help hair regrow in alopecia areata patients.
April 2024 in “Cognizance journal” The alexandrite laser effectively reduces unwanted hair by about 75%.
9 citations
,
August 2017 in “Photochemistry and Photobiology” Red light at 627 nm can safely trigger IL-4 release in skin cells, potentially helping treat inflammatory skin conditions.
21 citations
,
March 2020 in “Journal of lasers in medical sciences” Diode laser hair removal is effective and safe, but side effects vary by ethnicity and treatment number.
March 2026 in “Dyes and Pigments” Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
May 2024 in “Brazilian Journal of Hair Health” Phototherapy with red and blue light can effectively treat hair loss.
6 citations
,
March 2022 in “IET Image Processing” Targeting the narrowest part of the anterior chamber angle may help prevent pupil block in glaucoma.
29 citations
,
November 2015 in “Acta Biomaterialia” Infrared light can trigger drug release from gold nanoparticle carriers in hair follicles.
August 2025 in “Photodermatology Photoimmunology & Photomedicine” LED therapy is a promising, non-invasive skin treatment, but needs standardization and personalization.
June 2026 in “Frontiers in Medicine” The excimer laser is a promising and safe treatment for frontal fibrosing alopecia.