April 2019 in “Journal of Investigative Dermatology” Low-level laser therapy helps hair growth and reduces hair loss with few side effects.
January 1994 in “Ressò de Ponent: revista de l'Ateneu Popular de Ponent” Both laser and microneedling are effective for treating resistant alopecia areata.
October 2022 in “Journal of Pharmaceutical Negative Results” Photobiomodulation therapy shows promise in treating various health conditions by using specific light wavelengths.
19 citations
,
January 1999 in “Journal of cutaneous laser therapy” Laser hair removal is a promising method for long-term or permanent hair removal.
April 2026 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy”
3 citations
,
May 2018 in “European Journal of Dermatology” Photodynamic therapy may not work for erythroplasia of Queyrat and could lead to invasive squamous cell carcinoma.
April 2024 in “Journal of dermatology research reviews & reports” Using a laser helmet with Minoxidil works better for male hair loss than Minoxidil alone, with no extra side effects.
68 citations
,
January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
March 2010 in “European Urology Supplements”
May 2023 in “Elsevier eBooks” Low-level laser/light therapy is effective and safe for mild to moderate hair loss in men and women when combined with other treatments.
8 citations
,
June 2019 in “Journal of Cosmetic Dermatology” Using a nonablative fractional laser with topical minoxidil can effectively and safely promote hair regrowth in alopecia areata patients.
July 2016 in “Chinese Journal of Dermatology” Low-level laser therapy effectively treats hair loss, especially when combined with finasteride.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.
29 citations
,
September 2008 in “Dermatologic Therapy” Lasers and light sources are effective for removing unwanted hair.
1 citations
,
May 2024 in “International journal of medicine and psychology.” EHF radiation and ozone therapy together improve skin flap healing.
Low-level light therapy can promote hair growth by stimulating cell interactions in hair follicles.
33 citations
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January 2021 in “Aesthetic Surgery Journal” Low-Level Light Therapy (LLLT) is a safe and effective method for skin rejuvenation, acne treatment, wound healing, body contouring, and hair growth, but more well-designed trials are needed for confirmation.
January 2025 in “Journal of the Egyptian Womenʼs Dermatologic Society” Both cryotherapy and FCO2 laser are effective and safe for treating patchy alopecia areata.
1 citations
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February 2022 in “Lasers in Medical Science” Low-level laser therapy is about 80% effective in treating hair loss, with best results in males, those who use it for over a year, and those with scalp conditions like dandruff and rash.
Low-level light therapy may reduce hair loss and improve hair quality but it's unclear who benefits most.
18 citations
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October 2015 in “Journal of the European Academy of Dermatology and Venereology” Topical eflornithine helps maintain hair reduction after IPL therapy in women with facial hirsutism.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
January 2026 in “SSRN Electronic Journal”
February 2016 in “Aktuelle Dermatologie” Low-Level Laser Therapy significantly improves hair density in women with hormonally and age-related hair loss.
May 2013 in “CRC Press eBooks” Electrolysis and laser treatments offer more permanent hair removal, but have limitations.
May 2017 in “Journal of The American Academy of Dermatology” LED light helps human hair root cells grow and move by activating certain cell pathways.
23 citations
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June 2021 in “Lasers in Medical Science” Blue light therapy may help with hair growth, but more research is needed.
December 2024 in “Dermatologic Surgery” 4 citations
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November 2023 in “Journal of Cosmetic Dermatology” Negative pressure fractional microneedle radiofrequency effectively and safely reduces periorbital aging signs.
2 citations
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December 2024 in “Journal of Photochemistry and Photobiology B Biology” Pulsed wave red LED light is more effective than continuous wave light for promoting hair regrowth.