4 citations
,
February 2014 in “Proceedings of SPIE” Low-Level Light Therapy is effective for skin rejuvenation, wound healing, and hair growth, with mild side effects.
3 citations
,
January 2016 in “Annals of Dermatology” Vitamin D may help reduce inflammation in acne.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Pulsed red light boosts collagen and energy in cells faster than continuous red light.
July 2002 in “Dermatologic Surgery” Some people's hair turned white or gray after using intense pulsed light for hair removal, and for some, it was permanent.
1057 citations
,
November 2011 in “Annals of Biomedical Engineering” Low-level Laser Therapy may help reduce inflammation, pain, and aid healing, but more research is needed to confirm its effectiveness and establish standard treatment guidelines.
195 citations
,
January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
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.
46 citations
,
September 2010 in “Southern Medical Journal” Hair loss treatments include medications and new methods like low-level light therapy, which may work by boosting cell activity and blood flow.
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.
19 citations
,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
18 citations
,
July 2014 in “Molecular Medicine Reports” UVB radiation changes the levels of certain microRNAs in skin cells, which may affect cell survival and hair growth.
13 citations
,
April 2016 in “Journal of Dermatology” 308-nm excimer light therapy helped over a third of treatment-resistant alopecia universalis patients regrow most of their hair.
12 citations
,
January 2011 in “Photodermatology, photoimmunology & photomedicine” This therapy effectively treats resistant alopecia areata with minimal side effects.
10 citations
,
January 2013 in “Journal of skin cancer” PKC ε increases hair follicle stem cell turnover and may raise skin cancer risk.
9 citations
,
June 2019 in “Archives of Dermatological Research” Both topical calcipotriol and narrowband UVB improved alopecia, but combining them didn't enhance the effect on hair loss severity, despite higher vitamin D3 levels.
9 citations
,
August 2017 in “Photochemistry and Photobiology” Red light at 627 nm can safely trigger IL-4 release in skin cells, potentially helping treat inflammatory skin conditions.
8 citations
,
November 2020 in “Optics and Laser Technology” LED light therapy is effective for skin and hair treatments but requires careful use to minimize risks.
7 citations
,
March 2016 in “Journal of Cosmetic and Laser Therapy” Home-use lasers and IPL devices are unlikely to directly cause paradoxical hair growth; it may be linked to inflammation or hormonal issues.
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.
6 citations
,
July 2013 in “Experimental and Therapeutic Medicine” Ginsenoside Rg1 protects mouse skin from UVB damage and helps control inflammation.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
1 citations
,
January 2019 in “International Journal of ChemTech Research” Eclipta prostrata has many medicinal benefits, but more research is needed to understand how it works.
August 2025 in “Aesthetic Cosmetology and Medicine” Blue light can damage hair and scalp, leading to hair loss.
April 2024 in “Lasers in medical science” Near-infrared LED light improves skin rejuvenation and hair growth better than white LED light.
November 2022 in “Pakistan Armed Forces Medical Journal” IPL and diode laser are equally effective for facial hair removal.
January 2012 in “Human health handbooks” Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
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.
90 citations
,
January 2009 in “Journal of cosmetic and laser therapy” Low-level laser therapy might help hair growth, but more research is needed.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.