520 citations
,
January 2017 in “AIMS biophysics” This review discusses the effects of photobiomodulation, particularly its potential to reduce inflammation in various conditions, but it does not report new clinical findings.
25 citations
,
February 2023 in “Aesthetic Surgery Journal” This review concludes that current clinical and preclinical evidence does not indicate oncologic safety concerns linked to photobiomodulation therapy for skin rejuvenation, including no clear evidence of increased cancer risk.
18 citations
,
January 2023 in “Nano Research” This study found that red OLED irradiation can significantly promote hair regrowth in mice, increasing hair length by 1.5 times and hair regrowth area by over 3 times after 20 days of treatment.
9 citations
,
January 2018 in “Medical research archives” This review discusses the therapeutic use of photobiomodulation for various skin conditions, highlighting its efficacy in accelerating tissue repair, reducing inflammation, and treating pigmentary disorders and other skin diseases, but it reports no new clinical results.
August 2025 in “Photodermatology Photoimmunology & Photomedicine” This review found that LED therapy, using light in specific wavelengths, may offer effective, non-invasive treatment options for various skin conditions, including acne, melasma, photoaging, and wound healing.
6 citations
,
January 2021 in “Annals of Dermatology” This study found that 650-nm red light treatment promoted hair follicle proliferation and delayed the transition from anagen to catagen in ex vivo hair follicles from androgenetic alopecia patients, with RNA-seq analysis suggesting involvement of biological processes like metabolism and leukocyte migration.
3 citations
,
July 2011 in “Expert Review of Dermatology” This article reviews the causes and treatments of hirsutism, emphasizing the importance of considering ethnic and cultural norms when interpreting grading systems, and reports no new original findings.
2 citations
,
November 2018 in “International Journal of Cosmetic Science” This study proposes a simple fluorescence method to evaluate hair damage and protection, suggesting that emissive properties of hair can aid in substantiating cosmetic claims.
January 2026 in “American Journal of Medical and Clinical Research & Reviews” The study discusses using red light therapy for hair regrowth, noting red light alone may aid non-inflammatory hair loss, while infrared-red light combination is necessary for conditions like alopecia areata.
December 2025 in “Journal of Education Health and Sport” This study reports that LED phototherapy is gaining popularity as a safe and effective non-invasive method for treating various skin conditions, enhancing skin rejuvenation, wound healing, and inflammation modulation, and is increasingly integrated into clinical protocols for conditions like acne vulgaris and signs of aging.
April 2024 in “International journal of molecular sciences” This narrative review discusses the promising role of photobiomodulation in dermatology, emphasizing its non-invasive nature and potential benefits, but acknowledges the need for further research to establish standard protocols.
32 citations
,
September 2016 in “Dermatologic Surgery” This review discusses the current evidence and highlights gaps in research needed for the wider acceptance of low-level laser therapy as a treatment for hair loss; no new clinical results are provided.
4 citations
,
October 2009 in “Skin research and technology” This study found that tristimulus colorimetry is a sensitive and quantitative method for projecting hair growth rates in depilated mice, and it observed that 890 nm LED irradiation promotes hair regrowth.
This comprehensive review analyzes androgenetic alopecia treatments, discussing the mechanisms, costs, efficacy, and safety of FDA-approved drugs like minoxidil and finasteride, as well as newer non-FDA-approved options that have shown effectiveness across various studies.
January 2009 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” This review discusses various methods of light-based hair removal and reports no new clinical results, highlighting advances in laser and intense pulsed light technologies used for targeting hair pigmentation.
11 citations
,
June 2020 in “Dermatologic Therapy” This study suggests that combination therapies including minoxidil with either finasteride, low-level laser light therapy, or microneedling are more effective than minoxidil alone for treating androgenetic alopecia.
16 citations
,
April 2025 in “Journal of the American Academy of Dermatology” In this study, an expert panel established a consensus guideline indicating that photobiomodulation is a safe and effective treatment for various conditions, including peripheral neuropathy and androgenic alopecia.
October 2025 in “Dermatologica Sinica” This study's network meta-analysis reported that botulinum injection combined with red laser and topical minoxidil is most effective for increasing hair density in androgenetic alopecia when using low-level laser therapy.
34 citations
,
September 2019 in “Clinical, Cosmetic and Investigational Dermatology” This review covers the use of photobiomodulation devices for hair regrowth in various types of alopecia and reports no new clinical results.
31 citations
,
August 2022 in “Frontiers in Oncology” This review discusses the potential benefits of photobiomodulation for managing side effects of cancer therapy and provides specific guidelines for its use in supportive cancer care, without presenting new clinical results.
January 2015 in “Dermatology Review” This study found that LED light therapy may stimulate skin regeneration and wound healing, with various wavelengths affecting fibroblast proliferation, collagen synthesis, and hair growth in experimental settings.
August 2024 in “Journal of Photochemistry and Photobiology B Biology” In this study, the combination of low level light therapy with arginine, arterial extract, or biotin tripeptide-1 was associated with improvements in hair density and follicle structure in androgenic alopecia.
January 2017 in “Journal of Investigative Dermatology Symposium Proceedings” This report discusses the Ninth World Congress for Hair Research and highlights the potential of hair follicle studies to advance understanding of various diseases, with no new clinical results presented.
15 citations
,
June 2015 in “Lasers in Medical Science” This study found that low-level laser therapy with an 830-nm wavelength most significantly stimulated hair growth in rats, compared to other wavelengths tested.
January 2024 in “Editora Científica Digital eBooks” This study highlights the therapeutic benefits of photobiomodulation, which uses light exposure to facilitate tissue repair and prevent inflammation and apoptosis, in treating conditions like arthritis, reumatism, and inflammatory pain, with its complex mechanisms potentially leading to future discoveries and treatments.
1 citations
,
November 2021 in “IntechOpen eBooks” This review covers red light Transcranial LED therapy for hippocampal memory impairment in aging and Alzheimer's but reports no clinical results, highlighting a need for further research into its mechanisms and effects.
January 2024 in “Materials chemistry frontiers (Online)” This study reviews recent advancements in near-infrared organic light-emitting diode (NIR OLED) technologies, focusing on their applications and the diverse luminescent materials used in their emissive layers.
This study found that low-level laser therapy may enhance wound healing and reduce pain, swelling, and inflammation by increasing mitochondrial activity and oxidative stress, leading to greater protein synthesis and cell proliferation.
This study found that low-level laser therapy (LLLT) may enhance hearing recovery after noise-induced hearing loss in rats.
60 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that inhibiting PKC-β activity with bisindolylmaleimide reduces pigmentation in the skin and hair of guinea pigs and mice by preventing tyrosinase activation.