August 2025 in “Journal of Cosmetic Dermatology” Light-based therapy can help regrow hair in different types of hair loss, but more research is needed.
7 citations
,
September 2004 in “International Journal of Cosmetic Science” Blond hair lightens more with visible light directly, while ultraviolet light lightens it after washing by damaging other hair parts.
January 2013 in “Wool textile journal” 1 citations
,
August 2018 in “Dermatologic Surgery”
November 2022 in “Pakistan Armed Forces Medical Journal” IPL and diode laser are equally effective for facial hair removal.
20 citations
,
July 1998 in “Archives of dermatology”
January 2026 in “American Journal of Medical and Clinical Research & Reviews” Different wavelengths of LED light are needed to treat different types of hair loss effectively.
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%.
January 2015 in “Journal of cosmetics, dermatological sciences and applications” The combined technology safely and effectively removes hair at home on dark skin.
3 citations
,
July 2003 in “PubMed” The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.
August 2022 in “Dermatologic Therapy”
February 2025 in “Journal of Biophotonics” Dual-wavelength laser therapy promotes better hair regrowth than single-wavelength treatments.
6 citations
,
October 2018 in “Lasers in Medical Science” Low-level laser therapy using near-infrared light may help heart conditions and promote healing by releasing nitric oxide.
3 citations
,
April 2025 in “Advanced Healthcare Materials” Light-activated hyaluronic acid derivatives can enhance skin healing and regeneration.
62 citations
,
July 2018 in “Lasers in Medical Science” LED therapy is safe and shows potential for treating skin conditions and promoting hair growth, but more research is needed.
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.
February 2023 in “Biophysical Journal” Light can be used to stimulate ear hair cells, improving speed and consistency over previous methods.
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.
August 2023 in “Asian journal of pharmaceutical and clinical research” Intense Pulsed Light is an effective and safe hair removal method for people with excessive hair growth.
134 citations
,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
3 citations
,
May 1979 in “PubMed” 47 citations
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April 2012 in “Analytical and Bioanalytical Chemistry”
November 2024 in “Fizioterapevt (Physiotherapist)” High-intensity phototechnology, especially with other treatments, effectively improves quality of life for diffuse alopecia patients.
6 citations
,
September 2018 in “Journal of Dermatological Treatment” LLLT devices for hair loss need more research to define proper guidelines.
1 citations
,
January 2015 in “Hair transplant forum international” Strict regulations may slow down new LLLT treatments.
December 2025 in “Aesthetic Plastic Surgery” The new near-infrared LED device improves skin and hair with no side effects.
1 citations
,
January 2009 in “Elsevier eBooks” Lasers can reduce hair growth but may also damage skin.
2 citations
,
July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.