Red light therapy is safe and works well for hair loss.
433 citations,
April 2015 in “Photomedicine and laser surgery” Photobiomodulation Therapy (PBMT) is recommended as a more inclusive term and shows potential benefits in various treatments.
165 citations,
August 2013 in “Lasers in Surgery and Medicine” Low-Level Laser Therapy is effective and safe for hair growth with minimal side effects.
106 citations,
April 2013 in “Dermatologic Surgery” Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
73 citations,
April 1999 in “Dermatologic Clinics” Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.
67 citations,
October 1997 in “Dermatologic Surgery” The EpiLight Hair Removal System removed about 60% of hair with some side effects, and more research is needed to confirm long-term effectiveness.
47 citations,
May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
46 citations,
December 2000 in “Seminars in Cutaneous Medicine and Surgery” Laser and light treatments offer quick, long-lasting hair removal for large areas.
45 citations,
June 2004 in “Lasers in Medical Science” Intense pulsed light (IPL) is an efficient and safe method for hair removal, reducing hair by about 80%.
41 citations,
September 2010 in “British journal of dermatology/British journal of dermatology, Supplement” Both intense pulsed light and long-pulsed diode laser effectively reduced facial hair in women, with no significant difference in satisfaction after 6 months, but intense pulsed light was more painful.
34 citations,
May 2017 in “Lasers in Surgery and Medicine” Combining low-level light therapy and minoxidil 5% is more effective for female hair loss than using either treatment alone.
33 citations,
October 2016 in “Photomedicine and laser surgery” Future clinical uses of Intense Pulsed Light (IPL) are likely to grow and become more effective with new advancements and combined treatments.
31 citations,
June 2018 in “Dermatologic Surgery” Low-level light therapy safely improves hair coverage, thickness, and count in androgenetic alopecia patients.
25 citations,
October 2012 in “Dermatologic clinics” Laser and light treatments can effectively remove hair long-term.
23 citations,
September 2011 in “Journal of Dermatological Science” Red LED light helps mouse hair grow by increasing growth factors from skin cells.
23 citations,
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.
21 citations,
August 2013 in “Journal of Dermatological Treatment” Low-level light therapy may help hair regrowth, but more research is needed.
19 citations,
September 2011 in “Seminars in Cutaneous Medicine and Surgery” At-home laser and light skin devices are less effective than professional ones, with limited scientific evaluation, but some show promise for wrinkles, hair growth, and acne.
17 citations,
December 2008 in “Dermatology” Taking metformin with intense-pulsed-light therapy improves hair removal for people with PCOS.
15 citations,
September 2014 in “Dermatologic surgery” Diode laser removes hair better but is more painful than intense pulsed light.
14 citations,
January 2018 in “Indian Journal of Dermatology, Venereology and Leprology” Adding low-level light therapy to minoxidil improves hair growth and patient satisfaction.
13 citations,
July 2011 in “Photomedicine and laser surgery” Coloring white hair before IPL treatment effectively helps remove it.
10 citations,
January 2013 in “Journal of The European Academy of Dermatology and Venereology” The home-use IPL device effectively reduced hair and delayed its regrowth after six months of use, with users happy and no negative side effects.
10 citations,
October 2009 in “Photomedicine and laser surgery” IPL treatment can significantly reduce hair in faun tail but may need local anesthesia.
9 citations,
November 2021 in “PubMed” FDA-approved low-level light/laser therapy devices can significantly increase hair density in people with pattern hair loss.
8 citations,
October 2020 in “Lasers in Medical Science” LLLT helps treat hair loss by increasing blood flow, reducing inflammation, and stimulating growth factors.
8 citations,
July 2020 in “Medicine” Helmet-like device safely increases hair density for people with hair loss.
8 citations,
February 2017 in “Archives of Dermatological Research” Intense pulsed light treatment effectively reduces underarm hair by making hair follicles smaller and extending their resting phase.
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.
6 citations,
November 2018 in “Photodiagnosis and Photodynamic Therapy” A wearable cap-like device using light therapy reduced scalp skin lesions by 71% and was painless.