January 2026 in “SSRN Electronic Journal” Riboflavin with blue light speeds up hair dyeing, making it faster, safer, and long-lasting with less hair damage.
March 2026 in “Science China Materials” SeV-Tp speeds up healing of drug-resistant infections by targeting wounds and killing bacteria with light activation.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a new way UVB light increases skin pigmentation through the ATP-P2X7 pathway.
18 citations
,
January 1994 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
10 citations
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January 2013 in “Journal of skin cancer” PKC ε increases hair follicle stem cell turnover and may raise skin cancer risk.
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.
13 citations
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April 1982 in “The Journal of Dermatology” Poly(ADP-ribose) synthesis is linked to skin cell differentiation.
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.
July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
12 citations
,
January 2011 in “Photodermatology, photoimmunology & photomedicine” This therapy effectively treats resistant alopecia areata with minimal side effects.
August 2018 in “Journal of The American Academy of Dermatology” Infant skin cells may be less capable of repairing UV-induced DNA damage than adult cells.
April 2024 in “International journal of molecular sciences” Light-based treatment, Photobiomodulation, shows promise for non-invasive skin therapy with few side effects.
March 2026 in “Quality in Sport” Red light therapy can boost athletic performance and aid healing.
53 citations
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May 1988 in “Journal of Molecular Evolution”
1 citations
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March 2006 in “Dermatologic Surgery” Using a polarized LED magnifier during hair transplants makes creating recipient sites easier and may increase hair density.
January 2019 in “Dermatologic Surgery”
April 2016 in “Journal of The American Academy of Dermatology” Daylight photodynamic therapy is effective and well-tolerated for treating actinic keratoses with minimal side effects.
57 citations
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December 2011 in “Lasers in Surgery and Medicine” Selective photothermolysis can target sebaceous glands and may treat acne effectively.
3 citations
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May 2018 in “European Journal of Dermatology” Photodynamic therapy may not work for erythroplasia of Queyrat and could lead to invasive squamous cell carcinoma.
54 citations
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January 1984 in “Molecular and Cellular Biochemistry” 10 citations
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July 2023 in “Pharmaceutics” Activating PKM2 and Wnt/β-catenin signaling speeds up wound healing.
63 citations
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April 1985 in “Journal of the American Academy of Dermatology” Topical PUVA can cause temporary hair regrowth in some alopecia areata patients but doesn't change the long-term outcome.
130 citations
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January 2000 in “Nature biotechnology”
3 citations
,
March 2014 in “Journal of Industrial Microbiology & Biotechnology” Scientists found a new gene in a bacterium that can modify an immunosuppressant drug, potentially helping to treat hair loss.
September 2025 in “International Journal of Innovative Technologies in Social Science” Red light therapy may help rejuvenate skin and regrow hair.
13 citations
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December 2021 in “Wound repair and regeneration” Photobiomodulation helps hair regrow in injured skin by aiding cell movement and secretion.
124 citations
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April 2000 in “Nature biotechnology”
September 2023 in “Journal of The American Academy of Dermatology” People were generally happy with the home light therapy devices for hair loss.
May 2010 in “Europe PMC (PubMed Central)” Near-infrared probes can safely and effectively image cysteine protease activity for disease diagnosis.
June 2018 in “Dermatologic Surgery”