Full-Spectrum Phototherapy in Hair Loss Management: A Systematic Review of Wavelength-Dependent Mechanisms, Clinical Efficacy, and Future Directions
September 2025
in “
Lasers in Medical Science
”
Research cited in this study
57 / 57 results
research Enhanced Hair Regrowth Through Dual-Wavelength Low-Level Laser Therapy: A Comparative Study on Mice
Dual-wavelength laser therapy promotes better hair regrowth than single-wavelength treatments.
research Effects of Photobiomodulation on Human Hair Dermal Papilla Cells with Various Light Modes and Parameters
research Restoration of Follicular β-Catenin Signaling by Mesenchymal Stem Cells Promotes Hair Growth in Mice with Androgenetic Alopecia
Stem cells from umbilical cords can help regrow hair in mice with hair loss.
research Efficacy and Safety of Laser Therapy and Phototherapy in Cicatricial and Non-Cicatricial Alopecia: A Systematic Review Study
Light/laser therapy can effectively increase hair density in some types of alopecia, especially androgenic alopecia and alopecia areata.
research Red And Green LED Light Therapy: A Comparative Study In Androgenetic Alopecia
Red LED therapy is more effective than green LED for improving hair growth in androgenetic alopecia.
research Physical Treatments and Therapies for Androgenetic Alopecia
Low-level laser therapy is the most supported treatment for hair loss, but other methods show promise.
research Application of Non-Pharmacologic Therapy in Hair Loss Treatment and Hair Regrowth
Non-drug therapies show promise for hair regrowth but need more research.
research The Effectiveness of 675 nm Wavelength Laser Therapy in the Treatment of Androgenetic Alopecia Among Indian Patients
675 nm laser therapy effectively improves hair growth and density in AGA patients.
research Low-Level Light Therapy Versus Topical 5% Minoxidil in the Management of Androgenetic Alopecia in Males: A Randomized Controlled Trial
Both low-level light therapy and 5% minoxidil are effective and safe for treating male hair loss, with no significant difference in results.
research Can Plant Extracts Help Prevent Hair Loss or Promote Hair Growth? A Review Comparing Their Therapeutic Efficacies, Phytochemical Components, and Modulatory Targets
Plant extracts can help prevent hair loss and promote hair growth.
research Lasers in the Management of Alopecia: A Review of Established Therapies and Advances in Treatment
Lasers and light therapies are effective in promoting hair regrowth for different types of hair loss.
research Androgenetic Alopecia: A Review
Androgenetic alopecia is a common hair loss condition influenced by various factors and linked to psychosocial and cardiovascular issues.
research Use of Fractionated Laser Therapy for the Treatment of Androgenetic Alopecia: A Systematic Review and Meta-Analysis
Fractionated laser therapy, especially erbium-glass laser, effectively increases hair thickness in people with hair loss but doesn't increase the number of hairs.
research Comparing Current Therapeutic Modalities of Androgenic Alopecia: A Literature Review of Clinical Trials
Some treatments for hereditary hair loss are effective but vary in results and side effects; new therapies show promise but need more research.
research Androgenetic Alopecia: Therapy Update
There are many treatments for common hair loss, but more trials are needed to decide which are best.
research Diagnosis And Treatment Of Scarring Alopecia
Scarring alopecia causes permanent hair loss, and treatment aims to reduce inflammation and stop it from getting worse.
research Insights Into Male Androgenetic Alopecia Using Comparative Transcriptome Profiling: Hypoxia-Inducible Factor-1 and Wnt/Beta-Catenin Signalling Pathways
Targeting specific genes in certain pathways may help treat male pattern baldness.
research The State-of-the-Art in the Management of Androgenetic Alopecia: A Review of New Therapies and Treatment Algorithms
New and existing treatments for hair loss show promise, with some being more effective for men and others for women.
research Photobiomodulation Therapy With Different Wavebands for Hair Loss: A Systematic Review and Meta-Analysis
Light therapy with various colors helps treat hair loss.
research Efficacy Assessment for Low-Level Laser Therapy in the Treatment of Androgenetic Alopecia: A Real-World Study on 1383 Patients
Low-level laser therapy is about 80% effective in treating hair loss, with best results in males, those who use it for over a year, and those with scalp conditions like dandruff and rash.
research Deep Learning-Based Trichoscopic Image Analysis and Quantitative Model for Predicting Basic and Specific Classification in Male Androgenetic Alopecia
A deep learning model accurately predicts male hair loss types using scalp images.
research Microneedling and Its Use in Hair Loss Disorders: A Systematic Review
Microneedling helps with hair loss, especially with 5% minoxidil, but more high-quality research is needed.
research Novel Application of Light-Emitting Diode Therapy in the Treatment of Eyebrow Loss in Frontal Fibrosing Alopecia
LED therapy can safely and effectively regrow eyebrows in people with frontal fibrosing alopecia.
research Safety and Efficacy of ALRV5XR in Women with Androgenetic Alopecia or Telogen Effluvium: A Randomised, Double-Blinded, Placebo-Controlled Clinical Trial
ALRV5XR significantly improves hair density in women with hair loss and is well-tolerated.
research Efficacy of Minoxidil Combined With Photobiomodulation for the Treatment of Male Androgenetic Alopecia: A Double-Blind Half-Head Controlled Trial
Minoxidil and photobiomodulation together improve hair growth better than minoxidil alone.
research Systematic Review of Platelet-Rich Plasma in Treating Alopecia: Focusing on Efficacy, Safety, and Therapeutic Durability
Platelet-rich plasma (PRP) is a safe and potentially effective way to treat hair loss, especially when combined with minoxidil.
research Hair Growth Promoting Effects of 650 nm Red Light Stimulation on Human Hair Follicles and Study of Its Mechanisms via RNA Sequencing Transcriptome Analysis
650 nm red light helps hair grow and prevents hair loss by affecting certain genes and biological processes.
research Low-Level Laser Therapy for Androgenetic Alopecia
LLLT increases hair density and growth in AGA patients.
research MiRNA Microarray Profiling in Patients with Androgenic Alopecia and the Effects of miR-133b on Hair Growth
miR-133b promotes hair growth and could be a potential treatment for hair loss.
research Defining MicroRNA Signatures of Hair Follicular Stem and Progenitor Cells in Healthy and Androgenic Alopecia Patients
Found microRNA differences in hair cells, suggesting potential treatment targets for hair loss.
research Proposed Mechanisms of Low-Level Light Therapy in the Treatment of Androgenetic Alopecia
LLLT helps treat hair loss by increasing blood flow, reducing inflammation, and stimulating growth factors.
research Dermal Exosomes Containing miR-218-5p Promote Hair Regeneration by Regulating β-Catenin Signaling
Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.
research Low-Level Light Therapy Using a Helmet-Type Device for the Treatment of Androgenetic Alopecia
Helmet-like device safely increases hair density for people with hair loss.
research Low-Level Laser Therapy and Narrative Review of Other Treatment Modalities in Androgenetic Alopecia
LLLT is a safe, promising hair loss treatment, but more research needed.
research Examining the Safety and Efficacy of Low-Level Laser Therapy for Male and Female Pattern Hair Loss: A Review of the Literature
Low-level laser therapy safely and effectively improves hair growth and coverage for male and female pattern hair loss.
research The Effect of 1540-nm Fractional Erbium-Glass Laser in the Treatment of Androgenic Alopecia
Laser treatment effectively increases hair density and thickness in androgenic alopecia.
research Photobiomodulation for the Management of Alopecia: Mechanisms of Action, Patient Selection, and Perspectives
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.
research The Use of a 1,540 nm Fractional Erbium-Glass Laser in the Treatment of Alopecia Areata
The erbium-glass laser effectively promotes hair regrowth in alopecia areata.
research Topical Calcipotriol vs Narrowband Ultraviolet B in Treatment of Alopecia Areata: A Randomized-Controlled Trial
Both topical calcipotriol and narrowband UVB improved alopecia, but combining them didn't enhance the effect on hair loss severity, despite higher vitamin D3 levels.
research Alopecia Totalis Treated with 1064 nm Picosecond Nd:YAG Laser: A Case Report
Laser therapy might help regrow hair in alopecia totalis better than steroids alone.
research Comparative Effectiveness of Low-Level Laser Therapy for Adult Androgenic Alopecia: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Low-level laser therapy significantly increases hair density in adults with hair loss, with low-frequency treatment being more effective.
research Alopecia Areata: A Multifactorial Autoimmune Condition
Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
research Androgen Modulation of Wnt/β-Catenin Signaling in Androgenetic Alopecia
Androgens may block hair growth signals, targeting this could treat hair loss.
research Activation of Wnt/β-Catenin Signaling Is Involved in Hair Growth-Promoting Effect of 655-nm Red Light and LED in In Vitro Culture Model
Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
research Genetic and Molecular Aspects of Androgenetic Alopecia
Androgenetic alopecia is mainly caused by genetic factors and increased androgen activity, leading to hair follicle miniaturization.
research Low-Level Laser Therapy for the Treatment of Androgenic Alopecia: A Review
Low-Level Laser Therapy (LLLT) is a safe and effective treatment for common hair loss, but more research is needed to find the best power and wavelength for treatment.
research A Review of Monochromatic Light Devices for the Treatment of Alopecia Areata
Monochromatic light devices, especially the 308-nm excimer laser, are promising for treating alopecia areata but more research is needed.
research Evidence-Based Guideline for the Treatment of Androgenetic Alopecia in Women and Men – Short Version
Use minoxidil for hair loss treatment; assess results after 6 months.
research Efficacy of Fractional Lasers in Treating Alopecia: A Literature Review
Fractional lasers seem effective and safe for treating hair loss, but more research is needed to find the best treatment methods.
research A Review on Laser and Light-Based Therapies for Alopecia Areata
Laser and light therapies, especially the 308 nm excimer laser, are effective and safe for treating alopecia areata, but more research is needed.
research Evaluation of Wavelength-Dependent Hair Growth Effects on Low-Level Laser Therapy: An Experimental Animal Study
The 830-nm wavelength was most effective at promoting hair growth in rats using low-level laser therapy.
research Enhancing Hair Follicle Regeneration by Nonablative Fractional Laser: Assessment of Irradiation Parameters and Tissue Response
Using a fractional laser can stimulate hair growth, but the intensity and duration of inflammation are crucial. Too much can cause ulcers and scarring. Lower beam energy and fewer treatments are recommended to avoid damage.
research Erbium: YAG Laser (2,940 nm) Treatment Stimulates Hair Growth Through Upregulating Wnt 10b and β-Catenin Expression in C57BL/6 Mice
A specific laser treatment can promote hair growth in mice by increasing certain protein levels.
research Lack of Response to Laser Comb in Spontaneous and Graft-Induced Alopecia Areata in C3H/HeJ Mice
The laser comb did not improve hair regrowth in mice with alopecia areata.
research Ultraviolet B Preconditioning Enhances the Hair Growth-Promoting Effects of Adipose-Derived Stem Cells Via Generation of Reactive Oxygen Species
Low-dose UVB light improves hair growth effects of certain stem cells by increasing reactive oxygen species.
research Effects of the Lexington LaserComb on Hair Regrowth in the C3H/HeJ Mouse Model of Alopecia Areata
The Lexington LaserComb helped regrow hair in mice with a condition similar to human hair loss.
research Effect of Helium-Neon Laser Irradiation on Hair Follicle Growth Cycle of Swiss Albino Mice
Helium-neon laser treatment can stimulate hair growth in mice.