27 citations
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January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
10 citations
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July 2022 in “Journal of Cosmetic Dermatology” Medicago sativa extract may help treat vitiligo by enhancing skin and hair pigmentation.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Low-level light therapy safely increases hair growth in various types of hair loss.
Red light therapy is safe and works well for hair loss.
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.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
12 citations
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January 2011 in “Current problems in dermatology” Lasers and IPL are the most efficient for short-term hair removal, especially for people with dark hair and light skin, but require multiple sessions for longer-lasting effects.
27 citations
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June 2015 in “Journal of photochemistry and photobiology. B, Biology” The new lab-grown skin model is good for testing sunscreen's protection against DNA damage from UV light.
7 citations
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November 2011 in “Skin Research and Technology” The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
2 citations
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November 1998 in “Journal of The European Academy of Dermatology and Venereology” A patient with a severe type of hair loss experienced partial hair regrowth after treatment with a specific light therapy and a medication called interferon α2a.
39 citations
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February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
January 2026 in “Journal of Aesthetic Nursing” Combining PRP, light therapy, and microneedling can significantly regrow hair in severe alopecia cases.
10 citations
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January 2010 in “Acta dermato-venereologica” Light therapy can effectively treat vitiligo and hair loss caused by a specific medication.
3 citations
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July 2011 in “Expert Review of Dermatology” Effective treatments for excessive hair growth in women include creams, laser therapy, and medications, with the choice depending on individual needs and potential side effects.
1 citations
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January 2021 in “Dermatologic Therapy” Trichobiolight effectively treats hair loss with 82.5% success.
March 2024 in “GSC Advanced Research and Reviews” Different light affects cell functions and can help treat skin conditions.
83 citations
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February 1977 in “PubMed” Increasing light exposure in winter can make mares ovulate and cycle earlier.
14 citations
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August 2019 in “Clinical and Experimental Dermatology” Combining light therapy, acid, and microneedling improves hair regrowth in stubborn hair loss cases.
17 citations
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October 2009 in “Dermatology” Ultraviolet light helped hair growth more effectively than triamcinolone acetonide.
May 2024 in “Brazilian Journal of Hair Health” Phototherapy with red and blue light can effectively treat hair loss.
January 2019 in “International Journal of Case Reports and Images” Combining microneedling with light therapy increased hair density by 26% in men.
22 citations
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March 2000 in “Clinics in Dermatology” Many treatments for hair loss lack proper testing and FDA approval, so their effectiveness is uncertain.
10 citations
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May 1983 in “International Journal of Dermatology” Some people with severe hair loss saw hair regrowth after a specific light and drug treatment.
8 citations
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August 2016 in “Journal of Cutaneous Pathology” Scalp biopsies are crucial for diagnosing hair loss causes in cutaneous lymphoma patients.
1 citations
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June 2025 in “British Journal of Dermatology” Smartwatch light therapy may help regrow hair in alopecia areata.
1 citations
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April 1990 in “PubMed” Alopecia areata causes unpredictable hair loss and is hard to treat.
January 2026 in “Journal of Dermatology Research and Therapy” Combination therapy effectively regrows hair and reduces severity in Black children with stubborn Alopecia Areata.
July 2025 in “Current Treatment Options in Oncology” Scalp cooling helps prevent hair loss during chemotherapy, and minoxidil aids regrowth.
Combining regenerative therapy with light treatment can effectively promote hair growth.
November 2024 in “Health Science Reports” Light/laser therapy can effectively increase hair density in some types of alopecia, especially androgenic alopecia and alopecia areata.