Laser diode light boosts hair follicle cell growth and certain gene expressions.
56 citations
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March 2017 in “Plant and Cell Physiology” Light sheet fluorescence microscopy effectively measures calcium changes in Arabidopsis root hairs.
September 2024 in “Research Square (Research Square)” Low-level laser therapy effectively treats hair loss and promotes hair growth.
January 2026 in “International Journal of Surgery Case Reports” Home IPL devices safely and effectively reduce hair and prevent pilonidal disease recurrence.
5 citations
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June 2015 in “The Journal of Dermatology” HTLV-1-associated lichenoid dermatitis (HALD) is linked to an immune response against HTLV-1-infected cells.
July 2024 in “Scholars Journal of Medical Case Reports” Combining low-level laser therapy and exosome therapy promotes hair growth.
9 citations
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October 2022 in “Nature Communications” The DiLiCre mouse model is an effective tool for precise genome editing using light.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)” The new laser is effective, safe, and fast for permanent hair removal.
4 citations
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September 2021 in “Sensors” LED therapy can safely and effectively regrow eyebrows in people with frontal fibrosing alopecia.
4 citations
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August 2015 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Both fixed and incremental laser treatments effectively reduced underarm hair, but the fixed method was less painful.
5 citations
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September 2005 in “Dermatologic Surgery” Using a polarized LED magnifier during hair transplants eases recipient site creation and reduces eye strain but doesn't improve graft creation or placement.
November 2024 in “Fizioterapevt (Physiotherapist)” High-intensity phototechnology, especially with other treatments, effectively improves quality of life for diffuse alopecia patients.
October 2024 in “Dermatologic Surgery” Low-level laser therapy helps increase hair density in androgenetic alopecia.
1 citations
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November 2023 in “Journal of Cutaneous and Aesthetic Surgery” Diode laser treatment is safe and effective for reducing unwanted facial hair in hirsutism.
December 2024 in “Dermatologic Surgery”
2 citations
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October 2014 in “International Journal of Trichology” Low-level laser therapy may increase hair density in pattern hair loss.
April 2016 in “Proceedings of SPIE” UV-induced autofluorescence is effective for identifying different types of alopecia.
October 1997 in “Dermatologic Surgery” The Epilight Hair Removal System is effective for temporary hair removal with few side effects, but more research is needed to confirm its safety and long-term results.
November 2022 in “Journal of Investigative Dermatology” The LED light therapy mask improved skin elasticity and reduced signs of aging in a test and in women aged 40-60.
26 citations
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April 1999 in “Dermatologic Clinics” The long-pulsed alexandrite laser is effective for hair reduction, particularly for light-skinned individuals with dark hair, but caution is needed for darker skin.
6 citations
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August 1993 in “Archives of Dermatology” The study found that polymorphous light eruption varies among patients and can be distinguished from benign summer light eruption by the time it takes for symptoms to appear after sun exposure.
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.
14 citations
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November 2022 in “Archives of Dermatological Research” The green-light LED microneedle patch effectively promotes hair growth.
24 citations
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March 2015 in “Dermatologic Surgery” Home-use cosmetic laser and light devices show modest results for hair removal and acne treatment, but more research is needed for confirmation.
2 citations
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March 2021 in “Dermatologic Therapy” Low-level laser therapy helps increase hair growth in female pattern hair loss but not in telogen effluvium.
9 citations
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May 2013 in “JAMA Dermatology” Sunlight exposure improved a patient's skin condition, and there may be a link between a certain disease and skin growths; a leukemia treatment caused changes in hair color and growth.
4 citations
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January 2011 in “Current problems in dermatology” At-home laser and light devices can safely reduce acne and hair growth when used correctly but are less effective than professional treatments.
4 citations
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June 2025 in “Journal of Cosmetic Dermatology” This study evaluated the efficacy and safety of a high-power triple-wavelength diode laser (810, 940, and 1060 nm) for treating facial hirsutism, inflammatory follicular disorders, and aesthetic concerns in individuals with darker skin types. Conducted at the Escallent Institute of Lasers & Aesthetic Medicine in India, the study involved adults with skin type IV. Results showed a significant hair reduction of 82.9% ± 15.4% and a mean improvement of 3.4 ± 0.4 out of 4 on the Global Aesthetic Improvement Scale, indicating a 50%-75% improvement. No adverse events were reported, suggesting the laser's efficacy and safety for these applications.
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.
July 2002 in “Dermatologic Surgery” Some people's hair turned white or gray after using intense pulsed light for hair removal, and for some, it was permanent.