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Nanocarriers could improve how drugs are delivered through the skin but require more research to overcome challenges and ensure safety.

This article reviews advanced strategies for enhancing drug delivery to cutaneous stem cells to improve treatment for skin conditions and reports no new experimental findings.

This study found that bioconjugating 16-methylheptadecanoic acid (16-MHA) to damaged hair can mimic the protective properties of 18-methyleicosanoic acid (18-MEA), restoring the hair's structural integrity and moisture homeostasis, even after washing.

This review discusses technological advances in liposome systems for drug delivery and reports no new clinical results; it highlights the clinical acceptance and market presence of liposomal products.

This article discusses the role of stratum corneum disruption in dandruff and suggests that treatments improving scalp barrier integrity along with antifungal activity may be beneficial; it reports no new research findings.

This review explores lifestyle modifications for women with polycystic ovary syndrome, discussing dietary, physical, and supplementation strategies, but reports no new clinical results.

In this study, experimentally induced weight loss in merino sheep led to a decrease in wool fiber diameter and increased expression of certain high sulfur and glycine-tyrosine proteins, potentially impacting wool quality and industry preferences.

This chapter reviews nanotechnology in cosmetics, detailing various formulations, performance assessment methods, and evolving regulations, while discussing safety, stability, and effectiveness concerns; it reports no new experimental results.

The book discussed in this abstract is a comprehensive guide to hair analysis, detailing the latest methods and applications across various fields such as toxicology and drug monitoring, designed for both newcomers and experts in the field.

This letter to the editor discusses data from a study on troglitazone for lipodystrophy, noting significant increases in subcutaneous fat without dietary changes.

This study observed that the molecular structure of keratins in hair fibres' discrete transition zone differs in breast cancer patients, with altered lipid ester absorption bands reverting post-cancer removal.

This review highlights that human hair is a valuable biological matrix for clinical and toxicological analyses, demonstrating its applicability in detecting various active substances from different pharmacological classes.

This study used molecular dynamics simulations to illustrate the complex molecular behavior of the hair surface F-layer, highlighting how fatty acids interact with 18-MEA under different conditions.

This article reviews EU cosmetic product claim regulations and highlights increased harmonization and enforcement while reporting no new results.

This study found that prolonged inhibition of DGAT1 in mice and dogs led to atrophy of sebaceous glands, with mice also experiencing alopecia, suggesting potential skin-related risks for humans using DGAT1 inhibitors.

This review discusses the effects of dietary protein and its components on cholesterol, essential fatty acids, and possible health consequences, but presents no new clinical findings.

In this study, the use of two emollients significantly reduced itching severity in individuals with xerotic eczema, starting 30 minutes post-application, and improved skin moisture and lipid content over 14 days, while demonstrating good tolerance with few adverse events.

This study developed a caffeine-loaded solid lipid nanoparticle gel, observing significant reduction in subcutaneous fat tissue thickness in histological tests compared to an untreated group, suggesting it could effectively treat cellulite as a promising nanocosmeceutical gel.

This study found that while pro-, pre-, and synbiotics may have beneficial effects on certain PCOS-related outcomes, the certainty of this evidence is low to very low.

This study found that antisense oligonucleotides can significantly reduce androgen receptor expression in cultured human sebocytes and may offer new therapeutic possibilities for androgen-associated skin diseases.

This study found that JunB, a transcription factor, is crucial for maintaining epidermal-pilosebaceous stem cell homeostasis by regulating progenitor cell behavior and preventing sebaceous gland dysfunction.

This review discusses the unique characteristics and disorders of Asian hair, emphasizing the need for more comprehensive studies in this area.

This review discusses the critical parameters for MALDI IMS sample preparation in skin analysis and highlights its applications in wound healing, neoplasia, and infection research, but reports no new clinical results.

Non-viral vectors show promise for safe and effective CRISPR/Cas9 gene editing in treating diseases.

This article reviews the therapeutic use of carnitine derivatives for re-establishing mitochondrial functionality in aging and reports no new clinical results.

This study found that PM2.5 exposure induced oxidative stress in human keratinocytes and mouse skin, causing cellular damage, which was mitigated by the antioxidant N-acetyl cysteine.

This article discusses the potential effects of exogenous testosterone, highlighting that its impact on prostate cancer progression, cardiovascular health, and behavior remains uncertain and needs further investigation.

This study found that surface modified nanoparticles showed increased skin permeation and improvement in allergic contact dermatitis, independent of the follicular pathway.

This review presents substantial evidence supporting testosterone use for hypoactive sexual desire disorder in postmenopausal women, but notes safety concerns with off-label prescribing due to lack of approved formulations.

This review examines age-related changes in androgen levels in women and explores the rationale for testosterone replacement therapy, but it reports no new clinical findings.