1 citations
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January 2019 in “Journal of The Korean Institute of Illuminating and Electrical Installation Engineers” LED light at specific wavelengths can help fight dandruff and promote hair growth without increasing inflammation.
19 citations
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February 2018 in “Lasers in Medical Science” Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
13 citations
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April 2016 in “Journal of Dermatology” 308-nm excimer light therapy helped over a third of treatment-resistant alopecia universalis patients regrow most of their hair.
70 citations
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April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
17 citations
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December 2015 in “International Journal of Cosmetic Science” Visible light can improve skin disorders and hair loss, but more research is needed to understand long-term effects.