March 2021 in “British Journal of Dermatology” This study using a humanized mouse model of androgenetic alopecia suggests that platelet-rich plasma may promote hair regrowth and improve hair characteristics in vivo.
June 2025 in “Research Square (Research Square)” This study reported that intradermal injections of stem cell exosomes appeared safe and significantly improved hair density and diameter in male androgenetic alopecia patients over 24 weeks, suggesting the therapy may be a promising new treatment option worthy of further investigation.
November 2014 in “British Journal of Dermatology” Hair loss is due to thinner hairs, not less hairs; hair diameter indicates balding progression and treatment effectiveness.
September 2023 in “The Journal of Dermatology” In this study, injecting dermal sheath cup cells into affected areas of pattern hair loss improved hair thickness and patient-reported hair appearance in 62.9% of the participants, with better results in women, without serious side effects.
57 citations
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November 1987 in “Pediatric Dermatology” This article reviews common hair growth abnormalities in children, emphasizing the importance of distinguishing normal development from potential signs of metabolic disorders and indicates no new clinical results.
July 2026 in “Aesthetic Plastic Surgery” This pilot study found that intradermal 10% glucose combined with non-cross-linked hyaluronic acid improved hair density and diameter more than hyaluronic acid alone in adults with androgenetic alopecia, with no serious adverse events.
September 2023 in “Cureus” This study found that Dr. SKS Hair Booster Serum significantly improved hair shaft diameter, terminal hair counts, and hair growth rate in women with PCOS experiencing female pattern hair loss, without any reported adverse events, over a six-month treatment period.
June 2023 in “Plastic and Reconstructive Surgery” In this study, autologous hair follicle mesenchymal stem cell therapy was effective in promoting hair growth in Chinese patients with advanced androgenic alopecia, particularly improving hair shaft diameter in follicles less than 60 µm without obvious side effects.
30 citations
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April 2009 in “Dermatologic Surgery” This study found that miniaturization of hair is present in some women with androgenetic alopecia, but diagnosis may also be based on differences in hair shaft diameter between scalp regions.
8 citations
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February 2017 in “Archives of Dermatological Research” This study found that IPL hair reduction led to significant decreases in hair count and thickness by promoting hair follicle miniaturization, increased telogen phase, and reduced cell proliferation.
3 citations
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January 1994 in “Journal of Society of Cosmetic Chemists of Japan” This study found that a hair tonic increased hair growth and reduced resting hair ratios in men with alopecia.
September 2025 in “International Journal of Women’s Dermatology” This study found that oral spironolactone 100 mg daily for 24 weeks improved terminal hair counts and diameters in premenopausal women with female pattern hair loss when used alongside minoxidil, despite a higher incidence of menstrual irregularities.
June 2024 in “Journal of cosmetic dermatology” The document corrects errors in a table about hair loss in women.
April 2023 in “Journal of Investigative Dermatology” This study found that autologous cell-based therapy using dermal sheath cup cells showed a moderate increase in hair volume in patients with pattern hair loss, particularly in women.
4 citations
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August 2020 in “Journal of Cosmetic Dermatology” In this study, QR678® and QR678 Neo® injections significantly improved hair density and thickness in women with PCOS-related alopecia over eight sessions, with effects lasting over a year.
April 2025 in “Journal of Cosmetic and Laser Therapy” This study found that QR678 Neo® significantly enhanced hair regrowth, density, and shaft diameter in males with advanced androgenetic alopecia undergoing hair transplant surgery, compared to a conventional method, making it a promising adjunct treatment option.
July 2026 in “Journal of Cutaneous and Aesthetic Surgery” This study found that trichoscopic quantitative parameters reliably indicate the severity of female pattern hair loss and complement the Sinclair scale by offering a more objective and reproducible grading system.
70 citations
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February 2017 in “Dermatologic Surgery” This study reports that plasma rich in growth factors appeared to improve hair follicle regeneration and patient satisfaction in individuals with androgenetic alopecia, though further trials are needed.
16 citations
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October 2012 in “British Journal of Dermatology” Chemotherapy can cause significant hair thinning and changes in hair texture, while tamoxifen has a smaller effect.
10 citations
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January 2019 in “Skin Research and Technology” In this study, reduced hair density, diameter, and follicle miniaturization were key characteristics of female pattern hair loss in Southern Chinese women, with occipital and temporal sites also affected.
1 citations
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March 2009 in “Hair transplant forum international” This article reviews optimal patient selection and donor site quality for successful hair transplant procedures, but reports no new clinical findings.
90 citations
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January 2009 in “Journal of cosmetic and laser therapy” In this study, low-level laser therapy showed no statistically significant improvements in hair growth measures, despite some patients experiencing increases in terminal hairs and shaft diameter.
17 citations
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February 2018 in “Journal of Cosmetic and Laser Therapy” In this study, researchers administered eight sessions of intradermal injections containing growth factors into the scalp of 1000 patients, reporting a significant reduction in hair fall in 83% of participants and increased total hair count and shaft diameter, with promising tolerance and safety.
July 2023 in “International journal of trichology” In this randomized controlled trial, researchers found that Cellcurin therapy significantly increased hair density, terminal hair, and vellus hair counts in men and women with androgenetic alopecia, compared to minoxidil control, over 12 weeks.
January 2018 in “Sohag Medical Journal” Combining topical dutasteride with microneedling is more effective for hair growth than microneedling alone.
In this study, personalized PRP therapy significantly increased hair density and diameter in a patient with androgenetic alopecia, highlighting its potential benefit but emphasizing the need for broader clinical trials.
2 citations
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January 2022 in “Skin appendage disorders” This study found that for people with androgenetic alopecia, increasing the dosage of low-dose oral minoxidil is associated with improvements in hair diameter and density, but also raises the risk of hypertrichosis and cardiovascular adverse events.
2 citations
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June 2021 in “Cosmoderma” This article reviews the use of platelet-rich plasma (PRP) in various dermatological conditions and reports no new clinical results; the authors emphasize its efficacy and call for continued careful use.
July 2026 in “Journal of Cosmetic Dermatology” This study found that combining oxygen-enriched PRP with minoxidil significantly improved hair density, hair diameter, and follicular density in patients with androgenetic alopecia compared to minoxidil alone, with higher satisfaction scores and only mild, transient adverse effects.
April 2025 in “Archives of Dermatological Research” The combination of finasteride and minoxidil is as safe and effective as minoxidil alone for improving hair growth in men.