36 citations
,
April 2016 in “Experimental Dermatology” Photobiomodulation may help with hair growth and wound healing, but research is inconsistent and needs better quality studies.
8 citations
,
July 2020 in “Medicine” Helmet-like device safely increases hair density for people with hair loss.
January 2015 in “Dermatology Review” LED therapy may improve skin health and stimulate hair growth.
January 2012 in “Human health handbooks” Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
1 citations
,
April 2023 in “Canadian journal of ophthalmology” Using a diode laser for hair removal without eye protection can cause serious eye injuries.
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.
November 2025 in “Revista Multidisciplinar do Nordeste Mineiro” Red LED therapy may help reduce hair loss and improve hair health in Telogen Effluvium.
September 2025 in “Lasers in Medical Science” December 2024 in “Dermatologic Surgery” 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.
25 citations
,
March 2012 in “Photodermatology Photoimmunology & Photomedicine” Photodynamic therapy successfully treated a difficult scalp condition causing hair loss.
1 citations
,
November 2023 in “Journal of Cutaneous and Aesthetic Surgery” Diode laser treatment is safe and effective for reducing unwanted facial hair in hirsutism.
1 citations
,
January 2021 in “Dermatologic Therapy” Trichobiolight effectively treats hair loss with 82.5% success.
January 2005 in “Cosmetic Surgery Times” Infrared light therapy helps regrow hair.
1 citations
,
November 2021 in “IntechOpen eBooks” Red light therapy may help prevent memory loss as we age.
February 2022 in “Veterinary record case reports” Light therapy successfully treated a dog's hair growth problem without side effects.
4 citations
,
September 2021 in “Sensors” LED therapy can safely and effectively regrow eyebrows in people with frontal fibrosing alopecia.
1 citations
,
March 2006 in “Dermatologic Surgery” Using a polarized LED magnifier during hair transplants makes creating recipient sites easier and may increase hair density.
August 2019 in “Research Square (Research Square)” Red LED light improves the quality of Angora rabbit wool by promoting hair growth.
51 citations
,
October 2002 in “Archives of dermatology” The document does not conclude the effectiveness of the 800-nm pulsed-diode laser for treating scalp cellulitis.
January 2013 in “프로그램북(구 초록집)” The Hair660™ light therapy device effectively and safely improves hair density in people with androgenetic alopecia.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Pulsed red light boosts collagen and energy in cells faster than continuous red light.
1 citations
,
March 2024 in “Brain Imaging and Stimulation” A low-cost, 3D-printed light therapy device is safe and effective but needs more testing before use on people.
December 2025 in “Journal of lasers in medical sciences” LED therapy speeds up recovery and reduces swelling and bruising after rhinoplasty.
4 citations
,
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.
9 citations
,
November 2021 in “PubMed” FDA-approved low-level light/laser therapy devices can significantly increase hair density in people with pattern hair loss.
20 citations
,
November 2014 in “JAMA dermatology” The 810-nm diode laser improves skin texture in keratosis pilaris but not redness.
June 2017 in “Journal of The American Academy of Dermatology” LED light helps hair follicle cells grow and prevents them from dying by activating certain cell pathways.
January 2026 in “Современные проблемы науки и образования (Modern Problems of Science and Education)” 308 nm excimer phototherapy can help some people with alopecia areata regrow hair, especially if their condition is less severe.