35 citations
,
December 2014 in “Lasers in surgery and medicine” Red light promotes hair growth by directly stimulating hair cells and improving cell communication.
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.
December 2025 in “Journal of lasers in medical sciences” LED therapy speeds up recovery and reduces swelling and bruising after rhinoplasty.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
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.
23 citations
,
September 2011 in “Journal of Dermatological Science” Red LED light helps mouse hair grow by increasing growth factors from skin cells.
4 citations
,
January 2011 in “Current problems in dermatology” At-home laser and light devices can safely reduce acne and hair growth when used correctly but are less effective than professional treatments.
July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
March 2026 in “Quality in Sport” Red light therapy can boost athletic performance and aid healing.
38 citations
,
January 2023 in “International Journal of Medical Sciences” Red-light therapy may slow myopia progression better than traditional treatments.
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.
June 2011 in “CRC Press eBooks” Low-Level Laser Therapy can stimulate healing and cell function, potentially leading to wider medical use.
8 citations
,
April 2024 in “Cureus” CO2 lasers are better for severe acne scars, while Er:YAG lasers are gentler with fewer side effects.
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.
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.
73 citations
,
April 1999 in “Dermatologic Clinics” Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.
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.
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.
37 citations
,
January 2023 in “Ophthalmology and Therapy” Low-level red light therapy can shorten eye length in some myopic children.
Choose FDA-cleared red light therapy devices and follow guidelines for safe use.
25 citations
,
October 2022 in “Ophthalmic Research” Red light therapy temporarily increased blood flow in the eye but didn't change other eye structures.
33 citations
,
January 2021 in “Aesthetic Surgery Journal” Low-Level Light Therapy (LLLT) is a safe and effective method for skin rejuvenation, acne treatment, wound healing, body contouring, and hair growth, but more well-designed trials are needed for confirmation.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
433 citations
,
April 2015 in “Photomedicine and laser surgery” Photobiomodulation Therapy (PBMT) is recommended as a more inclusive term and shows potential benefits in various treatments.
4 citations
,
September 2023 in “Journal of Dermatological Treatment” Red and near-infrared light-emitting fabric may help improve psoriasis, PMLE, and alopecia areata.
April 2026 in “Biosensors” Red light increases hair follicles and ATP in mouse skin.
18 citations
,
January 2023 in “Nano Research” Red OLED therapy significantly boosts hair growth.
4 citations
,
December 2021 in “Applied sciences” Micro-needling with low-level light therapy effectively increases hair growth in people with mild to moderate hair loss.
2 citations
,
September 2014 in “PubMed” Low-level laser or light devices could be a cheaper, side-effect free treatment for hair loss, but more research is needed to confirm their effectiveness.
January 2026 in “Forum Dermatologicum” LED therapy is safe and can help with acne, aging skin, and hair loss, but consumer devices may be less effective.