September 2025 in “Clinical Cosmetic and Investigational Dermatology” This analysis concluded that mesenchymal stem cell-derived exosome therapy may offer a promising and safe approach for hair restoration, especially in androgenetic alopecia, despite limitations in study consistency and size.
August 2025 in “Dermatology and Therapy” This review reports that three JAK inhibitors—baricitinib, ritlecitinib, and deuruxolitinib—have gained FDA approval for treating alopecia areata due to their demonstrated efficacy in fostering hair regrowth in clinical trials.
August 2025 in “Annals of Medicine” This review discusses recent advances in using extracellular vesicles as a potential treatment for alopecia and highlights ongoing challenges in their clinical application and mass production; no new clinical results are reported.
August 2025 in “Stem Cell Research & Therapy” This study found that exosomes from human umbilical cord mesenchymal stem cells significantly promoted hair follicle growth and enhanced the transition to the growth phase in a model of androgenetic alopecia, by enriching specific microRNAs that activate key pathways involved in hair regeneration.
July 2025 in “World Journal of Stem Cells” This review highlights that exosome-based therapies show promise for hair regeneration by modulating signaling pathways and enhancing hair follicle regeneration; however, further clinical research is needed due to variability in methods and limited clinical studies.
July 2025 in “Current Stem Cell Research & Therapy” This analysis found that mesenchymal stem cell-derived exosomes show potential as a safe and effective treatment for various skin and subcutaneous tissue diseases.
This review found that exosome therapy shows the most promise for hair regrowth and safety in treating androgenetic alopecia, surpassing platelet-rich plasma, while minoxidil remains less effective but more accessible. Further research is needed to refine these treatments.
June 2025 in “International Journal of Dermatology” This review highlights that exosomes are showing promise as therapeutic, prognostic, and diagnostic agents in dermatology, with clinical studies suggesting efficacy for skin aging, scarring, hair restoration, and inflammatory conditions, though challenges in standardization and regulation remain.
May 2025 in “Aesthetic Plastic Surgery” 
March 2025 in “Aesthetic Plastic Surgery” This open-label study found that combining exosome therapy with microneedling significantly improved hair density and patient satisfaction for male patients with mild to moderate androgenetic alopecia, with most reporting noticeable improvements and only mild, transient side effects after 12 months.
This study found that an exosome formulation with plant extracts significantly increased hair regrowth in men with male pattern alopecia compared to a placebo, without notable adverse effects.
This review concludes that platelet-rich plasma is a promising treatment for androgenetic alopecia, enhancing hair density and thickness, though outcomes vary due to differences in preparation and application methods.
January 2025 in “Journal of Cosmetic Dermatology” This source reported that early evidence supports the potential efficacy of exosomes in treating conditions like alopecia, facial rejuvenation, hyperpigmentation, and scarring, but noted that standardization issues need addressing through further studies to better understand their use in aesthetic dermatology.
December 2024 in “Research Square (Research Square)” In this phase I/II clinical trial, placenta-derived mesenchymal stem cell exosome therapy significantly improved hair density and diameter, and reduced hair loss in patients with androgenetic alopecia, though further large-scale studies are needed to confirm these results and investigate the underlying molecular mechanisms.
18 citations
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December 2024 in “Journal of Drugs in Dermatology” In this literature review, exosomes show promise in cosmetic dermatology for skin rejuvenation and hair restoration; however, challenges like inconsistent isolation methods and lack of FDA approval necessitate further clinical trials to ensure long-term safety and efficacy.
December 2024 in “Dermatological Reviews” This review highlights significant advances in understanding and treating Alopecia Areata, emphasizing the effectiveness of JAK inhibitors like baricitinib, ritlecitinib, and deuruxolitinib for systemic treatment, while also noting ongoing research into new therapeutic approaches such as stem cell therapy and energy-assisted drug delivery.
13 citations
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November 2024 in “Anais Brasileiros de Dermatologia” This abstract highlights the potential applications of exosomes in dermatology, including scar treatment and hair regeneration, but notes that further clinical studies are needed to confirm their safety and efficacy and address regulatory challenges.
October 2024 in “Dermatologic Surgery” In this review, researchers found that while exosomes show potential for treating hair loss with rare side effects reported among 125 patients, larger clinical trials with consistent manufacturing standards and regulatory oversight are needed to confirm efficacy and ensure safety.
August 2024 in “Aesthetic Plastic Surgery” In this study, injecting foreskin-derived mesenchymal stromal cell exosomes into the scalps of men with androgenetic alopecia significantly increased hair density and patient satisfaction without side effects over a 12-week period.
2 citations
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August 2024 in “International Journal of Dermatology” This study found that treating patients with androgenetic alopecia using exosomes from adipose tissue stem cells over 24 weeks significantly increased hair density and patient satisfaction without severe adverse effects, suggesting a promising alternative treatment for hair loss.
August 2024 in “Dermatological Reviews” This review highlights the significant advancements in regenerative medicine from stem cells, PRP, and exosomes for dermatology, but notes that regulatory challenges and the need for standardization are slowing their clinical application.
July 2024 in “Clinical Cosmetic and Investigational Dermatology” This review summarizes recent advancements in using exosomes for promoting hair growth, finding that exosomes from various cells, like dermal papilla and mesenchymal stem cells, show promise as a potential new treatment route for alopecia.
This abstract introduces "Dermis," an open-access, peer-reviewed journal focused on dermatology, which publishes significant new research in the field of dermatology. Specific research results are not included here.
March 2024 in “Indian Journal of Dermatology/Indian journal of dermatology” This review discusses the potential of exosomes as cell-free treatments for skin aging and various dermatological diseases, highlighting their role in preventing scarring and promoting wound healing, while acknowledging the need for further research and quality control methodologies.
January 2024 in “Updates in clinical dermatology” This paper reviews the autoimmune disorder alopecia areata, its progression, and its significant emotional and psychological impact, but reports no new clinical findings.
November 2023 in “Journal of Drug Delivery Science and Technology” This article reviews the potential of stem cell-derived exosomes as a therapeutic approach for androgenic alopecia, noting their advantages over traditional cell therapy in repairing and regenerating hair follicles to address hair loss.
57 citations
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August 2023 in “American Journal of Clinical Dermatology” JAK inhibitors and platelet-rich plasma show promise for treating alopecia areata.
1 citations
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June 2023 in “Journal of Cosmetic Dermatology” This study found that while clinical evidence is limited, early preclinical results suggest exosome treatment may enhance hair growth and warrant further research for therapeutic use in alopecia.
3 citations
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January 2023 in “Regenerative Medicine” This review discusses the potential role of exosomes in aesthetic medicine for skin rejuvenation and hair restoration, but reports no new clinical findings and emphasizes the need for further studies with regulatory oversight.
12 citations
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April 2022 in “Journal of cosmetic dermatology” This review found that while preclinical studies highlight the potential benefits of exosome therapeutics for hair loss, clinical evidence on their safety and effectiveness for alopecia is currently lacking, requiring further research.
22 citations
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April 2022 in “Stem cell research & therapy” This study found that extracellular vesicles derived from hair follicle mesenchymal stromal cells demonstrated similar potential to those from adipose tissue in promoting cell proliferation and migration, enhancing angiogenesis, and protecting cells under stress, suggesting promise for chronic wound treatment.
4 citations
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March 2022 in “Pharmaceutics” This review explores regenerative treatment options for non-scarring alopecia, with a focus on the potential of mesenchymal stem cells for hair regrowth, but it reports no new clinical results.
5 citations
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November 2021 in “Journal of Plastic Reconstructive and Aesthetic Surgery” This study found that platelet-rich plasma was safe and effective for treating female androgenetic alopecia, presenting a promising alternative to traditional medications like Minoxidil® and Finasteride®.
5 citations
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October 2021 in “PubMed” This study found that exosomes derived from human adipose stem cells significantly enhanced the proliferation and migration of dermal papilla cells compared to those from platelet-rich plasma, suggesting potential benefits for hair loss treatment.
28 citations
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April 2021 in “Biomedicines” This review evaluates in vitro hair follicle models, techniques, and challenges without reporting new clinical results, emphasizing their future potential in hair transplantation.
56 citations
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January 2021 in “Clinical and Experimental Medicine” This review highlights the challenges in treating alopecia areata, noting that current therapies often lead to relapse and have uncertain long-term effectiveness; it also points to potential future treatments such as JAK-STAT inhibitors and PRP.
3 citations
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January 2021 in “Journal of dermatology & cosmetology” This review explores different types of alopecia, the effects on hair appearance and growth, and the conventional treatments available, including minoxidil and finasteride, along with their side effects and the need for future drug development and potential therapies.
182 citations
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December 2017 in “Journal of the American Academy of Dermatology” This article reviews current and emerging treatments for alopecia areata, including Janus kinase inhibitors, highlighting variability in clinical outcomes and the lack of sustained remission.
70 citations
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February 2015 in “Expert Opinion on Drug Discovery” This review discusses current knowledge on the biological mechanisms of different types of alopecia but reports no new clinical findings; the authors highlight future research directions, especially regarding epidermal stem cells and immune pathways.
35 citations
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May 2012 in “Expert Opinion on Pharmacotherapy” This review summarizes current and emerging treatments for common hair loss conditions, highlighting good evidence for androgenetic alopecia but noting the lack of long-term data for alopecia areata and cicatricial alopecias.
72 citations
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January 2001 in “Drugs” This review discusses current and emerging drug therapies for treating androgenetic alopecia and alopecia areata, and reports no clinical results; it highlights a need for improved and novel treatments.
