June 2026 in “Drug Delivery and Translational Research” This study developed a spring-driven microneedle booster that improved early and cumulative delivery of minoxidil, accelerating hair regrowth compared to traditional roller methods in an androgenetic alopecia model.
July 2025 in “International Journal of Biological Macromolecules” This study developed a bifunctional sodium hyaluronate microneedle patch incorporating glycyrrhizin-loaded dutasteride micelles and mesoporous polydopamine nanoparticles, which effectively inhibited DHT and reduced ROS in hair follicle cells, resulting in significantly accelerated hair growth in vitro and in vivo.
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October 2023 in “Bioactive Materials” This review highlights the promising potential of 3D printing for creating microneedles with precise customization and improved performance compared to traditional micromolding, emphasizing applications in personalized medical devices and advancements in biomedical fields.
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October 2024 in “Molecular Pharmaceutics” This review discusses the challenges of traditional phytochemical delivery methods and highlights the potential of microneedles to improve intra/transdermal delivery, reporting no new clinical results.
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.