June 2025 in “Theranostics” This study found that exosomes derived from mesenchymal stem cells primed with rapamycin significantly enhanced hair regrowth, hair density, and hair follicle development in depilation-induced mice compared to controls, suggesting a potential therapeutic approach for hair loss.
May 2025 in “Frontiers in Bioengineering and Biotechnology” In this study, the researchers reported that a novel exosome-based treatment, EX104, effectively reversed hair follicle miniaturization and promoted hair growth in a mouse model of androgenetic alopecia, showing results comparable to minoxidil and surpassing it in stimulating capillary growth and follicular proliferation.
August 2026 in “ACS Applied Bio Materials” This study found that exosome-like nanoparticles derived from leeks promoted hair follicle stem cell proliferation and migration, enhanced antioxidant capacities, reduced inflammation, and inhibited hair maturation in rats by altering differentiation pathways, suggesting potential therapeutic benefits for managing hirsutism.
July 2026 in “Chemical Engineering Journal” July 2026 in “Journal of the European Academy of Dermatology and Venereology” July 2026 in “Experimental Dermatology” This study found that Ashwagandha-derived exosome-like nanovesicles promoted hair growth in several preclinical models and may offer a novel non-drug strategy to reduce hair shedding.
June 2026 in “Journal of Nanobiotechnology” This study reported that human umbilical cord mesenchymal stem cell-derived exosomes may promote hair regeneration and thickness in androgenic alopecia by modulating cellular pathways in hair growth, including increasing hair density and diameter, as observed in a mouse model and an exploratory clinical trial.
June 2026 in “Journal of Sulaimani Medical College” This study found that adipose-derived stem cell exosome injections were more effective than minoxidil in improving hair density and diameter in patients with androgenetic alopecia, with high patient satisfaction and manageable side effects.
May 2026 in “Colloids and Surfaces B Biointerfaces” April 2026 in “Frontiers in Cell and Developmental Biology” This study found that exosomes from human umbilical cord mesenchymal stem cells reduced hair follicle aging and promoted hair regeneration in models by upregulating COL17A1 through the miR-21-5p/DKK2/Wnt/β-catenin axis, outperforming existing treatments like minoxidil.
This review explores plant-derived exosomes as promising alternatives to synthetic wound-healing agents due to their ability to regulate signaling pathways involved in skin repair, while also addressing challenges in their clinical application.
April 2026 in “Biosaintifika Journal of Biology & Biology Education” This study found that in a fluconazole-induced alopecia-like rat model, a 14-day treatment with hypoxia-induced mesenchymal stem cell exosomes significantly increased TGF-β and PDGF levels, which may improve hair growth and suggests a potential therapeutic strategy for alopecia and other inflammation-related skin disorders.
March 2026 in “Benha Journal of Applied Sciences”
February 2026 in “Cosmetics” This study found that bovine milk-derived exosomes (MEV-miRNAs) significantly increased hair follicle dermal papilla cell viability and up-regulated key WNT signaling components in human hair follicles, suggesting potential therapeutic benefits for androgenetic alopecia and telogen effluvium through modulation of hair growth pathways.
February 2026 in “Trends in Sciences” In a testosterone-induced mouse model, this study found that exosomes from injectable Platelet-Rich Fibrin (i-PRF) significantly reduced inflammation, oxidative stress, and apoptosis, while enhancing hair regeneration, with the greatest improvements seen when combined with minoxidil, suggesting potential as a novel treatment for androgenetic alopecia.
January 2026 in “SSRN Electronic Journal” January 2026 in “Biocell” This review discusses the potential of gut microbiota-derived exosomes as drug delivery systems and reports no new clinical results; the authors highlight their promise for precision medicine.
December 2025 in “Preprints.org” This study investigated bovine milk-derived exosomes and found they significantly increased dermal papilla cell viability and up-regulated WNT pathway components in human hair follicles, suggesting potential therapeutic value for hair loss disorders like androgenetic alopecia and telogen effluvium.
November 2025 in “Pharmacological Research” In this study, researchers found that exosome-like nanoparticles isolated from Polygoni Multiflori Radix can promote hair growth in mice by modulating androgen signaling and gene expression, outperforming Minoxidil in testosterone-induced conditions.
August 2025 in “Pharmaceuticals” In this study, hemp seed-derived exosomes (E40) showed potential for counteracting DHT-induced inhibition of feather follicle development in chicken embryos by modulating critical signaling pathways, suggesting a therapeutic approach for alopecia.
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.
May 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” This study found that the multifunctional exosome-based delivery platform EX104 reversed hair follicle miniaturization and promoted hair growth in a mouse model of androgenetic alopecia, performing comparably to minoxidil while also enhancing capillary growth and follicular proliferation.
April 2025 in “Research Square (Research Square)” In this chicken embryo study, E40 hemp seed callus-derived exosomes counteracted DHT-induced inhibition of hair follicle development, suggesting potential for alopecia treatment and hair follicle regeneration.
January 2025 in “Aesthetic Plastic Surgery”
December 2024 in “Molecules” This study observed that bovine milk-derived exosomes can alleviate intestinal inflammation, improve cognitive function, support nervous system regeneration, promote bone health, and benefit skin health, although further research is needed to fully understand their mechanisms and potential clinical applications.
This randomized control trial reported that mesenchymal stem cell-derived exosomes significantly increased hair density and thickness in patients with androgenic alopecia, with a mean increase of 35 hairs/cm² over 12 weeks compared to the placebo group, which showed minimal hair density changes.
July 2024 in “Journal of Investigative Dermatology” Ashwagandha nanoparticles help hair grow by increasing a growth factor.
July 2024 in “Journal of Cosmetic Dermatology” This case study suggests that rose stem cell-derived exosomes, administered via noninvasive electroporation, may promote hair regeneration in androgenetic alopecia; larger studies are needed to confirm these findings.
In this study, human umbilical cord mesenchymal stem cell-derived exosomes were found to promote the growth of human hair dermal papilla cells, partly by enhancing AKT-dependent signaling pathways, suggesting a potential role in treating hair loss.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” This study reported that adipose stem cell exosomes, combined with microneedling, improved facial skin wrinkles, elasticity, hydration, and pigmentation compared to a placebo, with significant results on the Global Aesthetic Improvement Scale and no serious adverse events noted in treated individuals.