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.
35 citations
,
December 2014 in “Lasers in surgery and medicine” Red light promotes hair growth by directly stimulating hair cells and improving cell communication.
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.
19 citations
,
February 2018 in “Lasers in Medical Science” Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
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.
6 citations
,
January 2021 in “Annals of Dermatology” 650 nm red light helps hair grow and prevents hair loss by affecting certain genes and biological processes.
4 citations
,
September 2023 in “Journal of Dermatological Treatment” Red and near-infrared light-emitting fabric may help improve psoriasis, PMLE, and alopecia areata.
2 citations
,
January 2007 in “Journal of The American Academy of Dermatology” Red and infrared light therapy improves hair growth in balding patients.
April 2026 in “Biosensors” Red light increases hair follicles and ATP in mouse skin.
December 2025 in “Journal of lasers in medical sciences” LED therapy speeds up recovery and reduces swelling and bruising after rhinoplasty.
September 2025 in “International Journal of Innovative Technologies in Social Science” Red light therapy may help rejuvenate skin and regrow hair.
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.
August 2019 in “Research Square (Research Square)” Red LED light improves the quality of Angora rabbit wool by promoting hair growth.
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.
Red light therapy is safe and works well for hair loss.
25 citations
,
February 2023 in “Aesthetic Surgery Journal” Photobiomodulation is safe for skin rejuvenation, even for those with a cancer history.
Low-level light therapy may reduce hair loss and improve hair quality but it's unclear who benefits most.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
3 citations
,
April 2022 in “Dermatologic Surgery” Light therapy with various colors helps treat hair loss.
2 citations
,
August 2021 in “Photodiagnosis and Photodynamic Therapy” Using 5-aminolevulinic acid photodynamic therapy for hair loss didn't increase hair growth but slightly reduced scalp oiliness, and it was safe with mild side effects.
January 2026 in “Journal of Dermatology Research and Therapy” Combination therapy effectively regrows hair and reduces severity in Black children with stubborn Alopecia Areata.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
November 2025 in “Journal of Investigative Dermatology” Combination therapy, including JAK inhibitors, effectively regrows hair and reduces severity in Black children with stubborn Alopecia Areata.
March 2026 in “Quality in Sport” Red light therapy can boost athletic performance and aid healing.
August 2025 in “Photodermatology Photoimmunology & Photomedicine” LED therapy is a promising, non-invasive skin treatment, but needs standardization and personalization.
13 citations
,
October 2015 in “Journal of the European Academy of Dermatology and Venereology” The document concludes that early recognition and appropriate treatment of red scalp, red ear, and red scrotum syndromes can lead to remission.
5 citations
,
October 2023 in “International Wound Journal” The portable LED device speeds up wound healing.
February 2023 in “Cosmoderma” Combining red LED therapy with beta-carotene is more effective for treating photoaging than red LED therapy alone.
October 2022 in “Journal of ophthalmology” Light therapy may improve eye conditions by stimulating cell activity and increasing oxygen availability.
June 2026 in “Ophthalmology and Therapy” Near-infrared and red-light therapy shows promise for eye diseases, but more research is needed to confirm its safety and effectiveness.