675 nm laser therapy effectively improves hair growth in Indian patients with androgenetic alopecia.
2 citations
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January 2007 in “Journal of The American Academy of Dermatology” Red and infrared light therapy improves hair growth in balding patients.
October 2023 in “Skin research and technology” The 675 nm laser effectively improved facial acne scars in dark skin with minimal side effects.
1 citations
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June 2024 in “JMIR Dermatology” 675 nm laser therapy effectively improves hair growth and density in AGA patients.
April 2020 in “The Aesthetics” LED-LLLT helps heal wounds, reduce pain, and regrow hair using specific light wavelengths.
7 citations
,
August 2024 in “Skin Research and Technology” The study's findings are unreliable due to retraction.
11 citations
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January 2015 in “PubMed” A specific laser treatment can promote hair growth in mice by increasing certain protein levels.
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.
January 2026 in “Nature Communications” A wearable device using NIR light may help treat hair loss non-invasively.
May 2024 in “Brazilian Journal of Hair Health” Phototherapy with red and blue light can effectively treat hair loss.
47 citations
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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.
August 2025 in “Photodermatology Photoimmunology & Photomedicine” LED therapy is a promising, non-invasive skin treatment, but needs standardization and personalization.
19 citations
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February 2018 in “Lasers in Medical Science” Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
4 citations
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March 2019 in “Journal of Pure and Applied Microbiology” A 940nm laser effectively reduces inflammation in rat joints.
9 citations
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March 2005 in “Aesthetic surgery journal” The long-pulse alexandrite laser effectively removes hair permanently.
41 citations
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October 2024 in “Nature Communications” A new wearable LED device helps heal chronic infected wounds at home.
April 2024 in “Lasers in medical science” Near-infrared LED light improves skin rejuvenation and hair growth better than white LED light.
April 2019 in “Archives of aesthetic plastic surgery” Higher fluences in 808-nm diode laser treatments are more effective for axillary hair removal.
10 citations
,
September 2022 in “Journal of Biophotonics” Blue light therapy is safe for skin and may protect against UV radiation.
April 2024 in “Cognizance journal” The alexandrite laser effectively reduces unwanted hair by about 75%.
14 citations
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March 2012 in “Lasers in Surgery and Medicine” A low-power, fast laser safely reduces hair with minimal pain and few side effects.
5 citations
,
September 2019 in “Journal of Biomedical Optics” 1319-nm laser radiation can cause skin damage, with severity depending on exposure time and beam size.
150 citations
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April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
8 citations
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January 2023 in “Skin Research and Technology” The laser treatment effectively and safely reduces post-acne redness in adult Chinese patients.
51 citations
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October 2002 in “Archives of dermatology” The document does not conclude the effectiveness of the 800-nm pulsed-diode laser for treating scalp cellulitis.
July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
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.
Choose FDA-cleared red light therapy devices and follow guidelines for safe use.
1 citations
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January 2019 in “Journal of The Korean Institute of Illuminating and Electrical Installation Engineers” LED light at specific wavelengths can help fight dandruff and promote hair growth without increasing inflammation.
December 2025 in “Aesthetic Plastic Surgery” The new near-infrared LED device improves skin and hair with no side effects.