April 2024 in “Frontiers in cellular and infection microbiology” This review highlights evidence supporting the potential of blue light therapy as a non-invasive treatment for managing skin and hair conditions by modulating interactions between the skin microbiome and its host.
January 2015 in “Our Dermatology Online” This study found that intralesional triamcinolone was the most effective treatment for achieving over 50% hair regrowth in alopecia areata patients, especially those with single patches.
January 2015 in “Przegla̧d dermatologiczny” This study evaluated 308 nm excimer light therapy for alopecia areata but the abstract does not provide specific clinical results or conclusions.
70 citations
,
April 2017 in “Lasers in surgery and medicine” This study found that blue light at a wavelength of 453 nm promoted hair growth ex vivo, potentially through interacting with OPN3 receptors in human hair follicles.
19 citations
,
February 2018 in “Lasers in Medical Science” This study found that 655-nm red light with LED enhanced hair shaft elongation and reduced catagen transition in human hair follicles in vitro by activating the Wnt/ß-catenin signaling pathway.
45 citations
,
June 2004 in “Lasers in Medical Science” This study found that non-coherent intense pulsed light (IPL) treatment significantly reduced hair growth by about 80% in patients with skin type III-V without causing side effects.
8 citations
,
May 1987 in “Journal of The American Academy of Dermatology” In this study, ultraviolet light did not significantly enhance or worsen hair growth induced by topical minoxidil in men with male pattern baldness.
7 citations
,
July 2004 in “International Journal of Cosmetic Science” Different hair types from various ethnic groups affect hair shine due to characteristics like thickness and shape.
February 2023 in “Cosmoderma” This study found that combining red light therapy with oral beta-carotene significantly improved photoaging treatment outcomes compared to red light therapy alone, with Group A showing a 56.12% reduction in photoaging scores over 12 weeks versus 44.78% in Group B.
April 2025 in “Journal of the Association for Research in Otolaryngology” In this study, researchers observed that inhibiting myosin light chain kinase in hair cells reduced stiffness and oscillation in bullfrog hair bundles and increased hearing thresholds in mice.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that low-level pulsed wave red light stimulated collagen and ATP production in human fibroblasts with significantly shorter treatment time than continuous wave light, suggesting enhanced consumer compliance for skin treatments.
165 citations
,
August 2013 in “Lasers in Surgery and Medicine” This review discusses the potential mechanisms and evidence supporting low-level laser therapy for stimulating hair growth in men and women, while noting its safety and effectiveness but needing further study on specific parameters.
106 citations
,
April 2013 in “Dermatologic Surgery” This study found that low-level light therapy significantly increased hair density and diameter in androgenetic alopecia patients compared to a sham device, suggesting it could be an effective treatment option.
90 citations
,
January 2009 in “Journal of cosmetic and laser therapy” In this study, low-level laser therapy showed no statistically significant improvements in hair growth measures, despite some patients experiencing increases in terminal hairs and shaft diameter.
9 citations
,
October 2022 in “Nature Communications” In this study, researchers developed a new photoactivatable Cre recombinase mouse model, DiLiCre, which allows precise light-induced genetic modifications and cell tracing, demonstrating its effectiveness for advancing biological and biomedical research.
8 citations
,
February 2017 in “Archives of Dermatological Research” This study found that IPL hair reduction led to significant decreases in hair count and thickness by promoting hair follicle miniaturization, increased telogen phase, and reduced cell proliferation.
5 citations
,
June 2012 in “Journal of Cosmetic and Laser Therapy” This study found that combining topical finasteride with IPL + RF hair removal significantly reduced unwanted facial hair in women after six months compared to placebo.
16 citations
,
February 1992 in “Journal of Consumer Marketing” This study proposes a framework for classifying sources of new product ideas, suggesting it is more effective than existing paradigms for successful innovation.
71 citations
,
May 2007 in “The FASEB journal” This study found that human hair follicles express erythropoietin and its receptor, suggesting these follicles may use erythropoietin signaling to modulate apoptosis under stress conditions like hypoxia and chemotherapy.
34 citations
,
May 2017 in “Lasers in Surgery and Medicine” This study found that combining low-level light therapy with topical minoxidil 5% may lead to better hair regrowth and patient satisfaction in treating female pattern hair loss compared to using each treatment alone.
30 citations
,
March 2017 in “ACS biomaterials science & engineering” This review discusses the structure and regenerative potential of hair follicles, highlighting their role in wound healing, stem cell populations, and keratin-based biomaterials, but it reports no new clinical results.
21 citations
,
August 2013 in “Journal of Dermatological Treatment” This review discusses the mixed evidence and high risk of bias in studies on low-level light therapy for treating androgenetic alopecia and calls for rigorous randomized controlled trials to assess its efficacy.
17 citations
,
December 2008 in “Dermatology” This study found that adding metformin to IPL therapy in women with PCOS significantly improved insulin sensitivity and reduced hirsutism compared to IPL therapy alone.
13 citations
,
September 2024 in “Frontiers in Pharmacology” This review highlighted the pharmacological potential of Mor, noting its protective effects on the kidneys, liver, bones, nervous system, heart, digestive system, skin, and lungs, as well as its anti-obesity and anti-inflammatory properties, revealing areas for future research.
8 citations
,
October 2020 in “Lasers in Medical Science” This review suggests that low-level light therapy can promote hair growth in patients with androgenetic alopecia, but more research is needed to standardize treatment parameters and assess long-term safety and efficacy.
4 citations
,
May 2021 in “Lasers in Surgery and Medicine” This study observed that adding low-level light therapy with the GentleWaves® device to Minoxidil significantly boosted hair regrowth in men with androgenetic alopecia by reducing scalp inflammation.
June 2026 in “Ophthalmology and Therapy” This review concluded that near-infrared and red light photobiomodulation shows potential for certain ocular conditions like age-related macular degeneration and dry eye disease, but clinical evidence is still mixed and insufficient to establish it as a standard therapy.
23 citations
,
September 2011 in “Journal of Dermatological Science” This study explored the effects of a new narrow-band red LED light on hair growth in mice, showing potential benefits compared to existing laser therapies.
13 citations
,
July 2011 in “Photomedicine and laser surgery” This study found that coloring white facial hair is an effective and feasible adjunct to intense pulsed light therapy for hair removal, with similar efficacy between using black eyeliner and black hair dye.
10 citations
,
January 2013 in “Journal of The European Academy of Dermatology and Venereology” In this study, a square pulse, low-fluence IPL device used at home significantly reduced terminal hair count by 87% six months post-treatment, with evidence of hair miniaturization similar to professional laser treatments.