12 citations
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February 2022 in “Acta Biomaterialia” In this study, researchers found that dissolving microneedles made with hyaluronic acid enhanced the effectiveness of minoxidil in reducing hair loss and promoting hair growth in alopecia-affected mice more effectively than topical minoxidil alone, while using only 10% of the drug amount.
April 2025 in “Biomacromolecules” This study developed microneedles loaded with Platycladus orientalis leaf extract to treat androgenic alopecia, finding that they can effectively deliver active ingredients into the dermis, promote hair follicle growth by removing free radicals, and activate the Wnt/β-catenin pathway.
1 citations
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July 2023 in “Pharmaceutics” In this study, researchers developed grooved microneedles made from hyaluronic acid for precise transdermal drug delivery, achieving accurate dosage with a high probability of delivery (98% or more) by using an easy-to-operate applicator for shearing force.
January 2024 in “Regenerative Biomaterials” In this study, researchers developed a biodegradable microneedle made of hyaluronic acid, intended to enhance drug delivery through the skin's stratum corneum and potentially promote hair growth by overcoming the skin's barrier function in alopecia treatment.
1 citations
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June 2023 in “Chemical engineering journal” In this laboratory study, a novel minoxidil-loaded microneedle patch demonstrated potential for treating alopecia areata by promoting slow drug release and reducing application frequency, while exhibiting antibacterial properties to prevent infection during use.
March 2026 in “International Journal of Biological Macromolecules” Recombinant Filaggrin-2 microneedles effectively promote hair growth and repair in hair loss.
1 citations
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October 2025 in “Nano Research” In this study, researchers developed a dissolvable microneedle patch combining HA-TEMPO and Portulaca oleracea L.-derived nanoparticles, which effectively reduced oxidative stress and inflammation in an atopic dermatitis model while restoring immune balance, suggesting a promising treatment strategy.
1 citations
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April 2025 in “Journal of Applied Polymer Science” This study found that microneedles based on polyphosphazene with green tea polyphenols significantly enhanced wound healing in a diabetic rat model.
October 2023 in “Applied materials today” In this study, researchers developed a novel TA-encapsulated microneedle applicator that successfully promoted hair growth and reduced inflammation in a C3H/HeJ mouse model of alopecia areata, potentially offering an improved alternative to existing treatments.
31 citations
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July 2022 in “Advanced healthcare materials/Advanced Healthcare Materials” In this study, researchers developed a drug-free microneedle patch using chitosan lactate and stem cell-derived exosomes that significantly promotes hair regeneration in animal tests compared to minoxidil, highlighting its potential as a simple and efficient hair loss treatment.
April 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” In this study, Platycladus orientalis leaf extract loaded into hyaluronic acid microneedles was found to promote hair follicle growth by enhancing the environment for hair cell proliferation and activating repair pathways, suggesting potential as a treatment for androgenic alopecia.
1 citations
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July 2023 in “International Journal of Biological Macromolecules” In this study, researchers developed a composite paste system using minoxidil-loaded nanoparticles and valproic acid, enhanced by roller-microneedles, which significantly stimulated hair regeneration and perifollicular vascularization in an androgenetic alopecia mouse model, reducing side effects compared to traditional treatments.
57 citations
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October 1996 in “Dermatologic clinics” This study found that using hyaluronic acid microneedles to deliver minoxidil significantly reduced hair loss in chemotherapy-induced alopecia mice, with only 10% of the dose used in topical applications.
June 2025 in “Clinical Cosmetic and Investigational Dermatology” This study presented a case where a 23-year-old woman with alopecia induced by hyaluronic acid injections experienced full hair regrowth using a combination of Concentrated Growth Factor, microneedling, and minoxidil, and also reviewed literature noting variable success rates with other treatments.
27 citations
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July 2017 in “Facial Plastic Surgery” This review examines the growing evidence for using platelet-rich plasma in aesthetic procedures such as hair restoration and skin rejuvenation but reports no new clinical results.
3 citations
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November 2021 in “Clinical, Cosmetic and Investigational Dermatology” This review evaluated existing studies on platelet-rich plasma for facial rejuvenation and found limited clinical evidence supporting its effectiveness, suggesting that more research is needed to establish its utility.
April 2023 in “Journal of Investigative Dermatology” This review discusses PRP combination therapies for androgenetic alopecia, acne scarring, and cutaneous rejuvenation, and reports increased effectiveness with combination treatments but highlights the need for more research with standardized protocols.
November 2025 in “Advanced Science” In this study, researchers developed a polyphenol–amino acid nanozyme capable of controlled hydrogen peroxide delivery, which effectively activated hair follicles via oxidative stress in a mouse model, suggesting a potential non-pharmacological treatment for alopecia.
8 citations
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November 2024 in “Journal of Cosmetic Dermatology” This article reviews the latest data on non-invasive body rejuvenation techniques, discussing advancements in filler technology and offering insights into their effectiveness and safety for both practitioners and patients interested in non-surgical procedures.
September 2025 in “Tạp chí Da liễu học Việt Nam” In this study, combining ablative fractional microneedle radiofrequency with oral methylprednisolone was found to enhance hair density and mature hair rates in patients with alopecia areata better than oral methylprednisolone alone, though some adverse effects and increased hair shedding were noted over time.
68 citations
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March 2018 in “Biomaterials” This study found that in vivo, a novel microneedle system for valproic acid delivery may improve hair regrowth efficacy by upregulating hair follicle development pathways more effectively than topical application.
24 citations
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October 2019 in “Biomaterials Research” This study investigated the use of Minoxidil encapsulated in HA-PLGA nanoparticles for alopecia treatment and found that these nanoparticles efficiently delivered the drug to hair follicle cells without significant cytotoxicity, offering a potential transdermal delivery method for various diseases.
13 citations
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February 2020 in “Journal of the American Academy of Dermatology” This study found that both oral tranexamic acid and microneedling improve melasma treatment outcomes when added to standard therapy, with microneedling showing a more sustained remission.
131 citations
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May 2015 in “Experimental Dermatology” This review explores the development and cosmeceutical applications of microneedles for skin treatment, without reporting new clinical results, emphasizing safety and public perception as key factors for commercialization.
55 citations
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January 2016 in “Annals of Dermatology” This study found that repeated microneedle stimulation in mice promoted hair growth and increased the expression of hair-growth-related genes, suggesting potential therapeutic uses for alopecia.
28 citations
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November 2020 in “Journal of Controlled Release” In this study, microneedles combined with finasteride nanostructured lipid carriers (FIN-NLC-MNs) were found to enhance skin penetration and specifically target hair follicles, promoting hair growth and gene regulation in androgenetic alopecia.
5 citations
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January 2018 in “PubMed” In this study, applying a biodegradable microneedle patch after topical steroid application significantly increased steroid penetration and improved treatment outcomes in patients with prurigo nodularis compared to the control.
3 citations
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October 2019 in “Pharmaceutics” This study suggests that newly developed micro-pigment-encapsulated biodegradable microneedles accurately implant pigments in pig cadaver skin, potentially advancing scalp micro-pigmentation methods.
1 citations
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April 2026 in “Aesthetic Plastic Surgery” This study found that radiofrequency microneedling is effective and well-tolerated for improving various skin conditions, showing comparable efficacy to fractional lasers for atrophic acne scars with generally favorable patient satisfaction and safety.
1 citations
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January 2022 in “Pharmaceutical Sciences Asia” This review highlights the potential of microneedles as a low-cost, well-tolerated method for transdermal drug delivery in dermatology, though further research is needed to establish their clinical efficacy.