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This study found that STAR particles, when applied to human skin, were well tolerated and highly acceptable at various pressures and with repeated daily use, suggesting they may provide a safe and effective method for enhancing drug delivery through the skin.

This review discusses the assessment and management of common causes of pediatric alopecia, highlighting the importance of dermatologist referral for unclear diagnoses, treatment failures, or scarring alopecia, and reports no new clinical findings.

This review found that antiseizure medications, particularly phenytoin and valproate, are associated with cosmetic side effects like gingival hyperplasia, hirsutism, acne, and hair loss.

This article provides an overview of microneedle technology for transcutaneous drug delivery, discussing microneedle designs, materials, and activation methods that enhance drug stability and regulated release, and outlines considerations for their successful clinical implementation, such as biocompatibility and production cost.

This review indicates that while microneedling shows potential for managing androgenetic alopecia, particularly in combination with other treatments, the existing evidence is of low to moderate quality, and more robust trials are needed to confirm its clinical efficacy and safety.

In this review, recent advances in long-acting microneedle-based transdermal drug delivery systems are outlined, highlighting biodegradable polymers like PLA, PLGA, and PCL for sustained release and discussing challenges in clinical translation such as consistency in manufacturing and validating long-term efficacy and safety.

This review discusses recent advances in hair regeneration strategies, including mechanical stimulation and complementary therapies like MSC transplantation and platelet-rich plasma, and reports no new clinical results.

The treatment improved hair growth and thickness in most patients with minimal side effects.

Sabal serrulata and biomimetic peptides with microneedling reduced hair loss and improved hair thickness in men with balding.

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.

This study found that enzymatic conversion of Arg-51 in S100A3 protein to citrulline promotes homotetramer assembly, potentially increasing Ca²⁺ binding required for hair cuticular barrier formation.

This review summarizes the use of 3D printing technologies for creating microneedles and evaluates their associated benefits, challenges, and regulatory considerations, but does not present new experimental results.

This review explores the use of topical and transdermal delivery for drugs and cosmetics, highlighting the benefits of avoiding side effects and rapid metabolism, with a focus on nanoparticulate formulations and techniques for studying skin penetration.

This review summarizes available evidence on the dermatological use of platelet-rich plasma, particularly noting its efficacy for androgenetic alopecia and skin rejuvenation, but highlights significant gaps due to limited high-quality studies.

This review discusses psychological impacts associated with facial acne, noting that high levels of anxiety and depression among these patients are not linked to oxidative stress, and reports no new clinical results.

This systematic review identified robust biomarkers associated with hidradenitis suppurativa and confirmed potential drugs for repurposing, highlighting key pathogenetic pathways and their links to comorbid disorders.

This study found that LC-MS/MS assays provided more reliable and precise steroid measurements in human serum compared to traditional immunoassays, particularly at lower concentrations.

This study emphasizes the importance of understanding cosmetic procedures and their risks, particularly for individuals with darker skin, and highlights expert recommendations for pre- and post-procedure skin care, including the use of broad-spectrum sunscreen to prevent and improve pigmentation disorders.

Early diagnosis, innovative treatments, and considering systemic conditions are crucial in dermatological care.

This study found significant differences in the spread of sebum on hair among Chinese men with greasy and non-greasy scalps, despite similar sebum amounts at the root region post-shampoo.

In this study, researchers evaluated hair follicle transplantation techniques and reported that challenges such as limited follicle supply and low follicle survival rates often limit patient satisfaction, but advances in regenerative medicine may offer promising new solutions.

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.

This case study describes using microneedling combined with orchiectomy as a treatment for alopecia X in a male German Spitz dog, highlighting this approach for managing the condition.

This review highlights advancements in nanotechnology-based treatments for androgenetic alopecia, noting that these strategies could improve targeting and modulation of hair follicle environments compared to traditional therapies like minoxidil and finasteride, but also emphasizes challenges around safety, manufacturing, and regulation.

This study explored the effectiveness of injectable treatments for androgenetic alopecia, finding that dutasteride and growth factor formulations achieved clinically significant results compared to controls like saline and topical minoxidil, within selected trials from 2000 to 2023.

This review highlights the use of microneedling devices and patches to deliver cosmetic agents through the skin, noting their applications in skin rejuvenation and safety considerations such as potential skin irritation and infection.

This review highlights the potential of nanotechnology for hair follicle regeneration, focusing on strategies such as hair cycle modulation, progenitor cell stimulation, and wound-induced hair neogenesis, while also discussing regulatory challenges that may affect the development of these innovative approaches.

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.

This article reviews the indications for micropigmentation in dermatological conditions like stable vitiligo and alopecia, but presents no new clinical results.

This review discusses the role of platelet-rich plasma therapy in various cosmetic procedures, finding potential benefits in improving tissue homeostasis if harvesting standards are maintained, but reports no new clinical results.