March 2026 in “Frontiers in Cell and Developmental Biology” Photobiomodulation may help reduce pain and inflammation in knee osteoarthritis, but its long-term benefits are unclear.
34 citations
,
September 2019 in “Clinical, Cosmetic and Investigational Dermatology” Light therapy can stimulate hair growth and is more effective when started early, but more research is needed on its long-term effects and optimal use.
January 2024 in “Defence life science journal” Light therapy can help heal soft tissue injuries and reduce pain and inflammation.
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.
January 2024 in “Updates in clinical dermatology” Photobiomodulation effectively stimulates hair growth and reduces hair loss.
25 citations
,
February 2023 in “Aesthetic Surgery Journal” Photobiomodulation is safe for skin rejuvenation, even for those with a cancer history.
June 2023 in “LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas)” Home photobiomodulation therapy can improve life quality and mobility for disabled individuals.
13 citations
,
December 2021 in “Wound repair and regeneration” Photobiomodulation helps hair regrow in injured skin by aiding cell movement and secretion.
1 citations
,
March 2024 in “Brain Imaging and Stimulation” A low-cost, 3D-printed light therapy device is safe and effective but needs more testing before use on people.
1 citations
,
January 1987 Low-output laser irradiation can stimulate or inhibit biological processes depending on the dose.
May 2023 in “Brazilian Journal of Animal and Environmental Research” Photobiomodulation effectively treats hair loss in dogs with black hair follicular dysplasia.
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.
16 citations
,
April 2025 in “Journal of the American Academy of Dermatology” Photobiomodulation is safe and effective for treating certain conditions like nerve pain and hair loss.
10 citations
,
September 2022 in “Journal of Biophotonics” Blue light therapy is safe for skin and may protect against UV radiation.
November 2023 in “Journal of Cosmetic and Laser Therapy” Most alopecia patients are open to trying light therapy, especially at-home devices, but cost is a big factor in their willingness.
5 citations
,
July 2016 in “Experimental Dermatology” More research is needed before recommending photobiomodulation devices for hair loss treatment.
April 2025 in “Journal of Biophotonics” PBM therapy improves mitochondrial function and promotes tissue regeneration in dental pulp stem cells.
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.
31 citations
,
August 2022 in “Frontiers in Oncology” Photobiomodulation therapy helps manage cancer treatment side effects but needs more research for optimization.
August 2025 in “Systematic Reviews” Photobiomodulation may improve certain health conditions, but more high-quality research is needed.
2 citations
,
December 2024 in “Journal of Photochemistry and Photobiology B Biology” Pulsed wave red LED light is more effective than continuous wave light for promoting hair regrowth.
Choose FDA-cleared red light therapy devices and follow guidelines for safe use.
7 citations
,
September 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” Photobiomodulation can help regrow hair in certain types of hair loss.
18 citations
,
January 2023 in “Nano Research” Red OLED therapy significantly boosts hair growth.
1 citations
,
July 2023 in “Journal of Biophotonics” Red light at 8 mW/cm2 most effectively promotes hair cell growth and affects key growth pathways, especially in cells treated with a hair loss-related hormone.
May 2022 in “Annals of Oncology” Photobiomodulation therapy may speed up hair regrowth after chemotherapy in the short term.
February 2026 in “International Journal of Molecular Sciences” Targeting mitochondria can improve skin healing and rejuvenation.
1 citations
,
July 2025 in “Journal of Photochemistry and Photobiology B Biology” Photobiomodulation helps protect hair follicle cells from damage caused by DHT.
21 citations
,
January 2019 in “Experimental dermatology” Light therapy using helium-neon lasers can help restore skin color in vitiligo by promoting skin cell growth and movement.
January 2026 in “Dermatologic Therapy” Photobiomodulation therapy effectively promotes hair regrowth and improves quality of life in alopecia areata without side effects.