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This animal study found that biscuits fortified with zinc oxide nanoparticles improved growth, appetite, and hair growth in zinc-deficient rats more effectively than traditional zinc forms, without apparent toxicity.

This case report highlights that inherited zinc deficiency can persist into adulthood and emphasizes the importance of selecting optimal chelating agents to improve oral zinc bioavailability.

This article discusses the foundational concepts of nanotechnology and its contributions to dermatology and medicine, but does not present new research findings.

A new microneedle patch effectively and safely treats alopecia areata.

This review explores the potential of metal nanoparticles as innovative treatments for alopecia, highlighting their effectiveness in promoting hair regrowth, enhancing drug delivery, and modulating gene expression while also assessing the related experimental methodologies and regulatory considerations.

This article reviews the potential of Acyzol, a zinc-containing drug, to treat and prevent zinc deficiency conditions, but it reports no new clinical findings.

This research reports that copper-quercetin complexes show strong potential in antioxidation and cancer therapy, while their effects on specific cell death pathways warrant further investigation.

This review found that hydrolyzed collagen supplementation, particularly marine collagen, improves skin hydration, elasticity, and density while strengthening hair and nails, especially when paired with vitamin C and trace elements; however, more studies are necessary to evaluate long-term efficacy across different sources and demographics.

This review discusses recent advancements in understanding the pathophysiology of androgenetic alopecia and highlights the potential for multilateral topical therapies to improve treatment efficacy with fewer side effects; it reports no new clinical results.

The researchers reported that zinc carbonate nanoparticles stabilized with polyvinylpyrrolidone did not show local irritant or skin-resorptive effects in preclinical tests on rabbits and rats.

This article discusses the widespread issue of zinc deficiency affecting plant, animal, and human health, and reports no new clinical results; the authors emphasize the need for adequate zinc availability in agriculture and nutrition.

This review discusses the relationship between zinc deficiency and skin disorders, emphasizing zinc transporters' roles, but it reports no new clinical results; the authors highlight potential benefits of regulating zinc levels via transporters.

This narrative discusses the critical roles of zinc in both biological processes and industrial applications but provides no new research findings.

This study found that nursing women in the West Bank of Palestine who lived in cities and consumed energy beverages had higher blood zinc levels.

This study reports two cases of acquired zinc deficiency presenting with skin symptoms such as hair loss and acrodermatitis, suggesting these manifestations may help in diagnosing zinc deficiency in humans.

This review found little evidence supporting zinc as a first-line treatment for dermatological conditions, except in cases of systemic zinc deficiency, and suggests further research is needed.

In this study, oral zinc sulphate was found to cause hair hypopigmentation and significantly inhibit eumelanogenesis in mice.

This review discusses the use of zinc in treating dermatological conditions and concludes that, aside from systemic zinc deficiency, its efficacy as a primary treatment is unproven, though it may be useful as a supplementary therapy.

This study observed that zinc deficiency in humans and mice was associated with diminished allergic contact dermatitis but increased severity and duration of irritant contact dermatitis.

This review discusses the mechanisms of zinc transport, its role in human health, and the effects of zinc imbalance, without reporting new results.

In this study, zinc supplementation at 2.00 g/camel/day improved hair growth in lactating camels but did not affect milk production, while for calves, doses of 0.50–0.75 g/camel/day enhanced growth and hair development.

This study found that pregnant women in Al Muthanna Province, Iraq, frequently have low serum zinc and ferritin levels, especially those experiencing hair loss, posing a significant public health concern.

This review examines skin symptoms, diagnosis, and treatment of zinc deficiency in children, proposing a classification system but reporting no new clinical results.

This study found that the dimethyl-β-cyclodextrin inclusion system significantly improved the solubility and bioavailability of finasteride compared to the drug alone, enhancing its absorption rate.

This article discusses the role of zinc in reducing depression severity and reports no new research findings, emphasizing the need for further investigation into its therapeutic potential.

This study found high levels of toxic heavy metals in water sources of mining communities in Abakaliki, Nigeria, posing potential health risks including Parkinson's and Alzheimer's diseases.

This study found that experimentally induced zinc deficiency in Iraqi goats significantly affected their overall health, including changes in hematological parameters and clinical signs, suggesting potential economic losses.

This review discusses the role of nutraceuticals in combating skin aging but reports no new clinical results, focusing on their mechanisms of action and potential effectiveness for dermatologists.

This study found that a modest increase in dietary zinc over six months resulted in a detectable increase in sulfur and zinc counts in individual hairs, suggesting a non-invasive method to monitor zinc intake effects.

This article discusses how nutritional and environmental factors, along with antioxidant supplementation, may improve hair growth by mitigating the effects of androgens and reports no new clinical results.