165 citations
,
August 2013 in “Lasers in Surgery and Medicine” Low-Level Laser Therapy is effective and safe for hair growth with minimal side effects.
45 citations
,
December 2018 in “Lasers in Medical Science” LLLT promotes hair growth and improves hair density safely in men and women.
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.
21 citations
,
January 2019 in “Lasers in Medical Science” Low-level laser therapy significantly increases hair density in adults with hair loss, with low-frequency treatment being more effective.
15 citations
,
June 2015 in “Lasers in Medical Science” The 830-nm wavelength was most effective at promoting hair growth in rats using low-level laser therapy.
January 2025 in “Medical Research Archives” Low-level laser therapy can help with inflammation but isn't widely accepted yet.
December 2022 in “Medical lasers” Low-level laser therapy may help with hair regrowth in alopecia areata but its effectiveness for psoriasis and atopic dermatitis needs more research.
8 citations
,
November 2020 in “Optics and Laser Technology” LED light therapy is effective for skin and hair treatments but requires careful use to minimize risks.
106 citations
,
April 2013 in “Dermatologic Surgery” Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
60 citations
,
December 2015 in “Lasers in Medical Science” Low-level laser therapy is safe and can increase hair growth for male and female pattern hair loss.
September 2018 in “The Medical Journal of Cairo University/The Medical Journal of Cairo University” Polarized light therapy helps hair regrowth in alopecia areata patients.
21 citations
,
January 2019 in “Experimental dermatology” Light therapy using helium-neon lasers can help restore skin color in vitiligo by promoting skin cell growth and movement.
15 citations
,
May 2015 in “Photomedicine and Laser Surgery” Low-Level Laser Therapy may help with flap survival and burn scar healing, but not with venous ulcers or hair loss, and more research is needed.
65 citations
,
March 2016 in “Lasers in Medical Science” Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.
47 citations
,
April 2016 in “Lasers in Surgery and Medicine” Low-level laser therapy may improve hair regrowth and thickness for androgenetic alopecia, but more research is needed.
41 citations
,
December 2017 in “Lasers in Medical Science” Low-Level Laser Therapy (LLLT) is a safe and effective treatment for common hair loss, but more research is needed to find the best power and wavelength for treatment.
33 citations
,
March 2017 in “Dermatologic Surgery” Low-level laser therapy effectively treats female hair loss, increasing hair count by 51%.
5 citations
,
October 2020 in “Lasers in Medical Science” Combination therapy works best for female hair loss, increasing density and thickness.
December 2025 in “Journal of Education Health and Sport” LED therapy is safe and effective for improving skin health and appearance.
45 citations
,
January 2014 in “International Journal of Trichology” Low-level laser therapy helps male and female hair loss alone or with other treatments.
34 citations
,
May 2017 in “Lasers in Surgery and Medicine” Combining low-level light therapy and minoxidil 5% is more effective for female hair loss than using either treatment alone.
32 citations
,
September 2016 in “Dermatologic Surgery” The evidence for using Low-Level Laser Therapy for hair loss is limited and more thorough research is needed.
32 citations
,
January 2010 in “Dermatology” Combining laser hair removal with topical eflornithine is recommended for better results in treating unwanted facial hair.
31 citations
,
June 2018 in “Dermatologic Surgery” Low-level light therapy safely improves hair coverage, thickness, and count in androgenetic alopecia patients.
28 citations
,
January 2017 in “Critical Reviews in Therapeutic Drug Carrier Systems” Nanomaterials in biomedicine can improve treatments but may have risks like toxicity, needing more safety research.
22 citations
,
September 2014 in “Veterinary Dermatology” Low-level laser therapy seems to help dogs with noninflammatory alopecia grow hair back.
15 citations
,
October 2017 in “Journal of Cosmetic and Laser Therapy” FDA-cleared devices may help treat hair loss, but more research needed; consult dermatologist before use.
12 citations
,
March 2019 in “Lasers in Surgery and Medicine” Low-level laser therapy improves hair growth and dermal papilla cell function.
8 citations
,
October 2020 in “Lasers in Medical Science” LLLT helps treat hair loss by increasing blood flow, reducing inflammation, and stimulating growth factors.
5 citations
,
January 2021 in “Veterinary dermatology” Low-level laser therapy did not reduce licking or improve lesions in dogs with ALD but did increase hair growth.