Phototherapy with red or blue light can safely improve hair growth and scalp health in androgenetic alopecia.
1 citations
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April 2024 in “PubMed” Photobiomodulation is effective and safe for healing injuries and improving appearance.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
March 2026 in “Dyes and Pigments” Riboflavin and blue light speed up genipin hair dye, making it fast, glossy, stable, and eco-friendly.
23 citations
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July 2021 in “Life” Blue light can help treat skin conditions like eczema and acne without major side effects.
520 citations
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January 2017 in “AIMS biophysics” Photobiomodulation therapy using red and near-infrared light can reduce inflammation and aid in healing various conditions.
January 2026 in “Forum Dermatologicum” LED therapy is safe and can help with acne, aging skin, and hair loss, but consumer devices may be less effective.
1 citations
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February 2003 UV radiation causes significant protein loss and color changes in hair, especially blond hair.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
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.
67 citations
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August 2013 in “International Journal of Cosmetic Science” Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.
May 2024 in “Brazilian Journal of Hair Health” Phototherapy with red and blue light can effectively treat hair loss.
23 citations
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April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
16 citations
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August 2015 in “Journal of Experimental & Clinical Cancer Research” The photolyase-based device significantly changed the size and heat of potential skin cancer areas in patients.
20 citations
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June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
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.
433 citations
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April 2015 in “Photomedicine and laser surgery” Photobiomodulation Therapy (PBMT) is recommended as a more inclusive term and shows potential benefits in various treatments.
36 citations
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October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
8 citations
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January 2025 in “JADA Foundational Science” Photobiomodulation therapy can reduce pain and inflammation and help heal tissues, but more research is needed to improve its effectiveness and safety.
1 citations
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August 2010 in “Journal of dermatology” Photoepilation significantly reduces hair, and phototrichograms can objectively measure its effectiveness.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
1 citations
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February 2025 in “Photodermatology Photoimmunology & Photomedicine” 830 nm LED light effectively treats and prevents skin redness and dark spots, while 590 nm LED light only helps prevent them.
12 citations
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January 2021 in “Dermatology Research and Practice” The 1927 nm Thulium laser effectively and safely treats postinflammatory hyperpigmentation in darker skin tones.
4 citations
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June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
1 citations
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June 2022 in “Photobiomodulation, photomedicine, and laser surgery” 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.
July 1996 in “Hair transplant forum international” Using tretinoin and hydroquinone can speed up the fading of skin pigmentation.
January 2024 in “Defence life science journal” Light therapy can help heal soft tissue injuries and reduce pain and inflammation.
March 2024 in “Antioxidants” Excessive blue light harms eye cells and disrupts sleep patterns.
5 citations
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August 2014 in “Dermatologic surgery” Advanced fluorescence technology effectively treats skin discoloration from certain creams.