Thérapie laser de faible intensité pour Perte Capillaire Féminine
A Preuves Plusieurs grands essais cliniques montrent de manière constante des bénéfices significatifs.Basé sur 8 études (1 meta-analysis, 2 RCTs) avec 5,391 participants au total. 7/8 études montrent des effets positifs.
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A
En conclusion
Low-level laser therapy has strong evidence for female pattern hair loss and represents one of the best-supported non-medication options available for women experiencing this condition.
- 7 out of 8 studies report positive effects, including well-designed RCTs with sham controls
- Especially relevant for women who may want to avoid oral medications
- Included in international clinical guidelines for female pattern hair loss
- Both clinical treatments and at-home devices have shown effectiveness in studies
Key Study Findings
randomized controlled trial
n=9
12.5 weeks
Single-blind
Photobiomodulation therapy and 5% minoxidil in female pattern hair loss: a case series focusing on …
Dose: Photobiomodulation therapy (PBMt; red laser 100mW, 4J/point, 25 sessions, twice weekly) + minoxidil
vs: Placebo
Effet: Both groups improved QoL and hair density; PBMt + MIN showed significantly greater reduction in telo
None
Randomized Controlled Trial
24 weeks
Single-blind
Comparative efficacy of 2% minoxidil alone against combination of 2% minoxidil and low-level laser therapy …
Dose: None
vs: None
Outcome: None
Effet: None
None
Population: None
Randomized Controlled Trial
Comparison of low-level light therapy and combination therapy of 5% minoxidil in the treatment of …
Dose: 3 g
vs: control
Outcome: None
Effet: None
P < 0.05
Population: None
prospective interventional study (single-arm)
n=20
16 weeks
Results of low-level laser therapy in the treatment of hair growth: An Egyptian experience.
Dose: 20 minutes, 2 sessions/week for 16 weeks (32 total sessions)
vs: Placebo
Effet: FPHL: 222.3 to 255.3 hairs/cm² (p=0.007); TE: 271.2 to 294.2 hairs/cm² (p=0.143)
0.007 (FPHL); 0.143 (TE)
Review
Female pattern hair loss: A comprehensive review.
Dose: None
vs: None
Outcome: None
Effet: None
None
Population: Female pattern hair loss patients
Review
16 weeks
Examining the Safety and Efficacy of Low-Level Laser Therapy for Male and Female Pattern Hair …
Dose: Low-level laser therapy (LLLT), 600-1100 nm wavelength, treatment ≥16 weeks
vs: Placebo
Effet: All 8 sham-controlled studies showed statistically significant increase in hair diameter or density
p < 0.01 (all sham-device cont
Key Statistics
14
Études
5537
Participants
↑
Positive
A
Note
Referenced Papers
Lasers in medical …
2025
1 citations
Photodiagnosis and photodynamic …
2024
7 citations
Lasers in medical …
2021
17 citations
Dermatologic therapy
2021
12 citations
Dermatologic therapy
2020
48 citations
Skin appendage disorders
2020
32 citations
Lasers in medical …
2019
88 citations
Efficacy of non-surgical treatments for androgenetic alopecia: a systematic review and network meta-analysis.
Meta-Analysis
Journal of the …
2018
80 citations
The Journal of …
2018
69 citations
Lasers in medical …
2016
83 citations
Interventions for female pattern hair loss.
Meta-Analysis
The Cochrane database …
2016
18 citations
American journal of …
2014
184 citations
International journal of …
2014
63 citations
Facial plastic surgery …
2008
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Posologies couramment utilisées
- hairloss:
- 8-15 minutes, 3x/week
Limite supérieure : Not applicable
Posologies étudiées dans la recherche
| Posologie | Durée | Effet | N |
|---|---|---|---|
| Photobiomodulation therapy (PBMt; red laser 100mW, 4J/point, 25 sessions, twice weekly) + minoxidil | 12.5 weeks | Positive | 9 |
| None | 24 weeks | Positive | -- |
| 3 g | -- | Positive | -- |
| 20 minutes, 2 sessions/week for 16 weeks (32 total sessions) | 16 weeks | Positive | 20 |
| None | -- | Negative | -- |
| Low-level laser therapy (LLLT), 600-1100 nm wavelength, treatment ≥16 weeks | 16 weeks | Positive | -- |
| finasteride 1 mg/d, dutasteride 0.5 mg/d, topical minoxidil 5% twice daily (MPHL); topical minoxidil | -- | Positive | -- |
| None | -- | Mixed | -- |
Moment optimal de prise : Use device for recommended duration 3 times per week on non-consecutive days
Safety & Side Effects
Effets indésirables signalés
- ⚠ Mild scalp warmth or tingling
- ⚠ Headache (uncommon)
- ⚠ Initial shedding phase (rare)
- ⚠ Dry scalp
Interactions connues
- ● Photosensitizing medications (tetracyclines, fluoroquinolones) may increase scalp sensitivity
- ● No significant interactions with oral hair loss medications
Apport maximal tolérable : Not applicable
Consultez toujours votre professionnel de santé avant de commencer tout complément alimentaire.Consultez toujours votre professionnel de santé avant de commencer tout complément alimentaire.
Frequently Asked Questions
Does Thérapie laser de faible intensité help with Perte Capillaire Féminine?
Based on 14 studies with 5,537 participants, there is strong evidence from multiple clinical trials that Thérapie laser de faible intensité may support Perte Capillaire Féminine management. Our evidence grade is A (Strong Evidence).
How much Thérapie laser de faible intensité should I take for Perte Capillaire Féminine?
Studies have used various dosages. A commonly studied range is 8-15 minutes, 3x/week. Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Thérapie laser de faible intensité?
Reported side effects may include Mild scalp warmth or tingling, Headache (uncommon), Initial shedding phase (rare), Dry scalp. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Thérapie laser de faible intensité and Perte Capillaire Féminine?
We rate the evidence as Grade A (Strong Evidence). This rating is based on 14 peer-reviewed studies with 5,537 total participants. The overall direction of effect is positive.
Related Evidence
Autres ingrédients pour Perte Capillaire Féminine
Thérapie laser de faible intensité pour d'autres pathologies
References
- [1] Denise Ferreira Rodrigues et al.. Lasers Med Sci. 2025. Photobiomodulation therapy and 5% minoxidil in female pattern hair loss: a case series focusing on hair growth phases over a … doi:10.1007/s10103-025-04780-6 PubMed
- [2] Xianhong Yang et al.. Photodiagnosis Photodyn Ther. 2024. Comparative efficacy of 2% minoxidil alone against combination of 2% minoxidil and low-level laser therapy in female pattern hair loss-A … doi:10.1016/j.pdpdt.2024.103966 PubMed
- [3] Yang Liu et al.. Lasers Med Sci. 2021. Comparison of low-level light therapy and combination therapy of 5% minoxidil in the treatment of female pattern hair loss. doi:10.1007/s10103-020-03157-1 PubMed
- [4] Mohamed Amer et al.. Dermatol Ther. 2021. Results of low-level laser therapy in the treatment of hair growth: An Egyptian experience. doi:10.1111/dth.14940 PubMed
- [5] Mia J Bertoli et al.. Dermatol Ther. 2020. Female pattern hair loss: A comprehensive review. doi:10.1111/dth.14055 PubMed
- [6] Andjela Egger et al.. Skin Appendage Disord. 2020. Examining the Safety and Efficacy of Low-Level Laser Therapy for Male and Female Pattern Hair Loss: A Review of the … doi:10.1159/000509001 PubMed
- [7] Poonkiat Suchonwanit et al.. Lasers Med Sci. 2019. Low-level laser therapy for the treatment of androgenetic alopecia in Thai men and women: a 24-week, randomized, double-blind, sham device-controlled … doi:10.1007/s10103-018-02699-9 PubMed
- [8] A K Gupta et al.. J Eur Acad Dermatol Venereol. 2018. Efficacy of non-surgical treatments for androgenetic alopecia: a systematic review and network meta-analysis. doi:10.1111/jdv.15081 PubMed
- [9] Motomu Manabe et al.. J Dermatol. 2018. Guidelines for the diagnosis and treatment of male-pattern and female-pattern hair loss, 2017 version. doi:10.1111/1346-8138.14470 PubMed
- [10] Mina Zarei et al.. Lasers Med Sci. 2016. Low level laser therapy and hair regrowth: an evidence-based review. doi:10.1007/s10103-015-1818-2 PubMed
- [11] Esther J van Zuuren et al.. Cochrane Database Syst Rev. 2016. Interventions for female pattern hair loss. doi:10.1002/14651858.CD007628.pub4 PubMed
- [12] Joaquin J Jimenez et al.. Am J Clin Dermatol. 2014. Efficacy and safety of a low-level laser device in the treatment of male and female pattern hair loss: a multicenter, … doi:10.1007/s40257-013-0060-6 PubMed
- [13] Andréia Munck et al.. Int J Trichology. 2014. Use of low-level laser therapy as monotherapy or concomitant therapy for male and female androgenetic alopecia. doi:10.4103/0974-7753.138584 PubMed
- [14] Matt Leavitt. Facial Plast Surg. 2008. Understanding and management of female pattern alopecia. doi:10.1055/s-0028-1102905 PubMed
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