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.
160 citations
,
December 2016 in “Journal of biophotonics” Low-level laser therapy, now called photobiomodulation, is recognized for its broad medical applications and scientific backing.
24 citations
,
March 2015 in “Dermatologic Surgery” Home-use cosmetic laser and light devices show modest results for hair removal and acne treatment, but more research is needed for confirmation.
7 citations
,
September 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” Photobiomodulation can help regrow hair in certain types of hair loss.
2 citations
,
May 2010 in “Actas Dermo-Sifiliográficas” Home-use medical-cosmetic devices like lasers for hair removal may be convenient but need more research to confirm safety and effectiveness.
October 2025 in “Dermatologica Sinica” Combining laser therapy with other treatments effectively increases hair density and thickness for hair loss.
January 2023 in “Dermatologic Therapy” A new hand-held light therapy device was found to be safe and effective for treating mild-to-moderate acne.
143 citations
,
January 2013 in “Dermatologic surgery” In-office laser hair removal works well long-term, especially Nd:YAG for darker skin, but home devices need more testing.
108 citations
,
December 2003 in “Lasers in surgery and medicine” ICG-enhanced NIR laser therapy may be a promising acne treatment with improvement and no side effects.
12 citations
,
April 2016 in “Chinese Medicine” The research identified 12 antioxidant compounds in Polygonum multiflorum roots, suggesting these as quality markers for the plant's processed roots.
2 citations
,
August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
2 citations
,
July 2004 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” Near-infrared laser therapy with Indocyanine Green dye improves acne by reducing inflammation without side effects.
June 2025 in “Archives of Dermatological Research” Light-treated cell medium boosts hair growth in mice.
September 2023 in “Forum Dermatologicum” Various treatments for common hair loss in men and women are effective, but should be tailored to individual needs and potential side effects.
Low-level light therapy may reduce hair loss and improve hair quality but it's unclear who benefits most.
January 2014 in “프로그램북(구 초록집)” Laser and light treatments show promise for hair growth but need more research.
4 citations
,
December 2018 in “Macedonian Journal of Chemistry and Chemical Engineering” A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
January 2006 in “Benzina: Revista d'excepcions culturals” Trienones are more effective at inhibiting the enzyme linked to hair loss than dienones.
September 2024 in “Archives of Dermatological Research” The light-guiding microneedle patch effectively stimulates hair growth in androgenetic alopecia without serious side effects.
June 2017 in “Journal of The American Academy of Dermatology” LED light helps hair follicle cells grow and prevents them from dying by activating certain cell pathways.
January 2024 in “Materials chemistry frontiers (Online)” New near-infrared OLED emitters are more efficient, especially platinum(II) complexes, and have promising applications like hair growth treatment.
May 2017 in “Journal of The American Academy of Dermatology” LED light helps human hair root cells grow and prevents them from dying by activating specific growth pathways.
February 2025 in “Journal of Biophotonics” Dual-wavelength laser therapy promotes better hair regrowth than single-wavelength treatments.
85 citations
,
January 2002 in “Dermatologic Clinics” Lasers and intense pulsed light can safely and effectively remove hair by targeting hair follicles.
15 citations
,
January 2008 in “PubMed” Laser and IPL hair reduction is effective but requires multiple sessions and ongoing maintenance.
2 citations
,
January 2005 in “Journal of Cosmetic and Laser Therapy” New cosmetic treatments for acne, hair loss, cellulite, wrinkles, and skin resurfacing are effective.
4 citations
,
September 2017 in “Dermatologic surgery” The combination therapy improved skin pigmentation.
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.
19 citations
,
February 2018 in “Lasers in Medical Science” Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
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.