Choose FDA-cleared red light therapy devices and follow guidelines for safe use.
September 2012 in “Dermatologic Surgery” Laser and light treatments might help hair growth and transplant success, but the findings could be outdated.
May 2019 in “Case medical research”
6 citations
,
November 2018 in “Photodiagnosis and Photodynamic Therapy” A wearable cap-like device using light therapy reduced scalp skin lesions by 71% and was painless.
August 2021 in “Journal of advances in medicine and medical research” Excimer light therapy is more effective than low level laser therapy for treating alopecia areata.
106 citations
,
April 2013 in “Dermatologic Surgery” Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Low-level light therapy safely increases hair growth in various types of hair loss.
January 2018 in “Springer eBooks” Lasers are less favored for hair transplant surgery but show promise for hair growth in controlled trials.
January 2025 in “Advances in Clinical Medicine” Fractional CO2 laser therapy effectively improves skin conditions and recovery when combined with other treatments.
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.
63 citations
,
December 2002 in “Archives of Dermatology” The 308-nm excimer laser is a promising treatment for vitiligo with varying success and mild side effects.
31 citations
,
June 2018 in “Dermatologic Surgery” Low-level light therapy safely improves hair coverage, thickness, and count in androgenetic alopecia patients.
17 citations
,
January 2021 in “Dermatology and Therapy” Laser-assisted drug delivery has shown improved treatment outcomes for skin conditions and has potential to reduce side effects and treatment time.
2 citations
,
March 2021 in “Dermatologic Therapy” Low-level laser therapy helps increase hair growth in female pattern hair loss but not in telogen effluvium.
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.
1 citations
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July 2015 in “European Journal of Dermatology” CO₂ laser treatment is fast and effective for some benign skin tumors with minimal side effects.
August 2015 in “Advances in Small Animal Medicine and Surgery” Low-level laser therapy may help regrow hair in dogs with non-inflammatory hair loss.
26 citations
,
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.
47 citations
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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.
7 citations
,
August 2024 in “Skin Research and Technology” The study's findings are unreliable due to retraction.
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.
4 citations
,
May 2021 in “Lasers in Surgery and Medicine” Light therapy reduces scalp inflammation, boosts hair regrowth with Minoxidil 2%.
33 citations
,
March 2017 in “Dermatologic Surgery” Low-level laser therapy effectively treats female hair loss, increasing hair count by 51%.
12 citations
,
January 2021 in “Dermatology Research and Practice” The 1927 nm Thulium laser effectively and safely treats postinflammatory hyperpigmentation in darker skin tones.
6 citations
,
July 2021 in “Microbial biotechnology” The combined treatment with engineered bacteria and yellow LED light improved wound healing in mice.
March 2024 in “Journal of Cosmetic Dermatology” Laser-pretreated blood for hair loss treatment was more effective and increased stem cells.
9 citations
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April 2019 in “Dermatologic Therapy” The 1,064-nm Nd:YAG laser is versatile and effective for treating leg veins, hair removal, and skin rejuvenation, especially in darker skin types.
July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
October 2022 in “Journal of ophthalmology” Light therapy may improve eye conditions by stimulating cell activity and increasing oxygen availability.
65 citations
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March 2016 in “Lasers in Medical Science” Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.