15 citations,
June 2015 in “Lasers in Medical Science” The 830-nm wavelength was most effective at promoting hair growth in rats using low-level laser therapy.
July 1998 in “Proceedings of SPIE” Low-power laser therapy is an effective, side-effect-free treatment that speeds up hair regrowth and crural ulcer healing.
2 citations,
January 2014 in “International Journal of Trichology” Low-level laser therapy may increase hair density in pattern hair loss.
41 citations,
December 2017 in “Lasers in Medical Science” Low-Level Laser Therapy (LLLT) is a safe and effective treatment for common hair loss, but more research is needed to find the best power and wavelength for treatment.
65 citations,
March 2016 in “Lasers in Medical Science” Most low-level light therapy studies did not accurately report how light was measured, affecting treatment reliability.