Low-level laser therapy may help with hair loss but needs more research.
15 citations
,
January 2003 in “Lasers in Surgery and Medicine” Cold air and a chilled sapphire window both protect the skin during laser treatments, and work better with water or gel, especially for darker skin.
36 citations
,
June 2016 in “Journal of dermatological treatment” The combination therapy significantly improved Riehl’s melanosis in patients without serious side effects.
6 citations
,
April 2012 in “Lasers in surgery and medicine” Laser hair removal can cause a severe itchy rash in some allergic individuals, treatable with steroids.
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.
27 citations
,
December 2001 in “Clinical and experimental dermatology” Different hair removal methods have pros and cons, and more evidence is needed to prove laser treatments work.
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.
68 citations
,
January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
April 2020 in “The Aesthetics” LED-LLLT helps heal wounds, reduce pain, and regrow hair using specific light wavelengths.
January 1996 in “Lasers in Surgery and Medicine” Dr. Walter P. Unger believes lasers could eventually be important in hair transplantation for achieving natural-looking results, despite current limitations.
Low level laser therapy effectively treats alopecia areata on the scalp.
68 citations
,
January 2012 in “Lasers in surgery and medicine” Microdermabrasion combined with Q-switched Nd:YAG laser is a safe and effective way to treat stubborn melasma.
21 citations
,
March 2020 in “Journal of lasers in medical sciences” Diode laser hair removal is effective and safe, but side effects vary by ethnicity and treatment number.
January 2021 in “Medpulse International Journal of General Medicine” April 2023 in “Journal of Investigative Dermatology” In-person laser treatments help hair growth in androgenetic alopecia.
16 citations
,
November 2016 in “Journal of Cosmetic and Laser Therapy” Laser and light therapies, especially the 308 nm excimer laser, are effective and safe for treating alopecia areata, but more research is needed.
12 citations
,
March 2019 in “Lasers in Surgery and Medicine” Low-level laser therapy improves hair growth and dermal papilla cell function.
November 2023 in “Deleted Journal” Combining laser and corticosteroid is not better than corticosteroid alone for treating frontal fibrosing alopecia.
9 citations
,
November 1999 in “Annals of Plastic Surgery” Ruby laser hair removal does not cause increased cell growth in the skin.
10 citations
,
May 2024 in “Lasers in Surgery and Medicine” Laser hair removal effectively reduces hidradenitis suppurativa symptoms with few side effects.
June 1995 in “International Journal of Gynecology & Obstetrics” Hysteroscopic surgery is better than hysterectomy for treating dysfunctional uterine bleeding due to fewer complications and quicker recovery, with high satisfaction in both treatments.
18 citations
,
June 2020 in “Dermatologic Therapy” FCO2 laser is a better treatment for alopecia areata than intralesional steroids.
26 citations
,
January 2012 in “Journal of the American Academy of Dermatology” Eflornithine cream makes laser hair removal more effective for treating pseudofolliculitis barbae.
31 citations
,
February 1999 in “Dermatologic surgery” Sun exposure after laser hair removal can cause skin darkening, which is hard to treat and requires avoiding UV light.
December 2017 in “PubMed” Low-level laser therapy may help treat hair loss with fewer side effects.
August 2025 in “Journal of Cosmetic Dermatology” Topical treatments and lasers can improve axillary hyperpigmentation, but no best method is established yet.
March 2024 in “Journal of Cosmetic Dermatology” Laser-pretreated blood for hair loss treatment was more effective and increased stem cells.
August 2025 in “Arabixiv (OSF Preprints)” Low-level laser therapy effectively improves hair growth in androgenetic alopecia with minimal side effects.
16 citations
,
August 2015 in “Journal of Experimental & Clinical Cancer Research” The photolyase-based device significantly changed the size and heat of potential skin cancer areas in patients.
40 citations
,
February 2012 in “Dermatology Online Journal” Lasers might help hair growth in some alopecia cases, but more research is needed to confirm their effectiveness and safety.