The laser treatment effectively and safely improves hair lightening, pigment clearance, and skin rejuvenation.
3 citations
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July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
January 2005 in “Cosmetic Surgery Times” Infrared light therapy helps regrow hair.
February 2022 in “Veterinary record case reports” Light therapy successfully treated a dog's hair growth problem without side effects.
25 citations
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February 2023 in “Aesthetic Surgery Journal” Photobiomodulation is safe for skin rejuvenation, even for those with a cancer history.
26 citations
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December 2020 in “Photodermatology Photoimmunology & Photomedicine” Photobiomodulation can improve hair density and thickness, but it's costly and needs more research.
February 2024 in “Institutional Repository of the Federal Technological University of Paraná (RIUT) (Federal University of Technology – Paraná)” Photobiomodulation can influence gene and protein expression related to healing and inflammation.
1 citations
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November 2016 in “Experimental and Therapeutic Medicine” Low-dose 800 nm laser effectively treats blackheads and coarse pores without harming cell growth.
37 citations
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January 2023 in “Ophthalmology and Therapy” Low-level red light therapy can shorten eye length in some myopic children.
1 citations
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January 1987 Low-output laser irradiation can stimulate or inhibit biological processes depending on the dose.
2 citations
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May 2023 in “Photobiomodulation, photomedicine, and laser surgery” Light therapy is effective and safe for treating skin color disorders like vitiligo and dark spots.
10 citations
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January 2010 in “Journal of cosmetic and laser therapy” The letter criticizes a study's methods and small size, suggesting larger, better-designed research would show low-level light therapy effectively grows hair.
October 2013 in “CRC Press eBooks” Low-level light therapy is used in cosmetics and dermatology to repair skin, reduce inflammation, and treat various skin conditions.
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
9 citations
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April 2019 in “Dermatologic Therapy” The 1,064-nm Nd:YAG laser is versatile and effective for treating leg veins, hair removal, and skin rejuvenation, especially in darker skin types.
December 2024 in “Medical alphabet” Combining erbium laser, laser blood irradiation, and minoxidil is most effective for treating diffuse alopecia.
January 2026 in “Nature Communications” A wearable device using NIR light may help treat hair loss non-invasively.
March 2022 in “Institutional Repositories DataBase (IRDB)”
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
20 citations
,
September 2022 in “Journal of Biomedical Optics” PBM helps improve cell survival in 3D tissue engineering.
117 citations
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September 2013 in “Lasers in Surgery and Medicine” Red light therapy at 655 nm significantly improved hair growth in men with hair loss.
January 2015 in “Dermatology Review” LED therapy may improve skin health and stimulate hair growth.
2 citations
,
September 2019 in “Journal of the American Academy of Dermatology” USB videodermatoscopes are a practical and affordable alternative for diagnosing skin conditions.
1 citations
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August 2019 in “Journal of Dentistry Indonesia” A 645-nm diode laser effectively penetrates swine soft tissues, suggesting predictable therapeutic effects.
December 2024 in “Dermatologic Surgery”
November 2025 in “Archives of Dermatological Research” Limelight (CB-EVs) safely promotes hair growth.
March 2026 in “Health Science Reports” The 755 nm laser is more effective and safer for hair removal than the dual-wavelength laser.
January 2014 in “프로그램북(구 초록집)” Laser and light treatments show promise for hair growth but need more research.
4 citations
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September 2021 in “Sensors” LED therapy can safely and effectively regrow eyebrows in people with frontal fibrosing alopecia.