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This study found that finasteride and melengestrol acetate exhibit varying levels of toxicity to freshwater mussels, amphipods, and mayflies, but current environmental concentrations suggest minimal direct effects on these aquatic invertebrates.

This thesis reviews the psychological and social challenges faced by men and women with androgenetic alopecia who seek treatment, but reports no new results.

This study found that Carthamus caeruleus (L.) leaf extracts possess higher antioxidant and antibacterial activities compared to rhizome extracts, and are rich in phenolic and flavonoid compounds, suggesting potential use as a natural therapeutic agent.

This review discusses what is known about the pathobiology of frontal fibrosing alopecia and reports no new clinical findings, highlighting potential environmental and genetic factors in disease pathogenesis.

This study found that microRNA levels in hair shafts were significantly decreased in scleroderma patients compared to normal subjects, suggesting they may serve as effective biomarkers.

This study observed that higher childhood fluoride exposure was associated with delayed pubertal development in Mexican boys aged 10-17, with no significant effects found in girls.

This study found that miR-221 levels in hair shafts were significantly higher in malignant melanoma patients compared to controls, suggesting potential as a non-invasive screening marker.

This study examined the phytochemicals and antioxidant activities of methanolic extracts from Cameroonian Prunus africana bark and Leea indica and Paullinia pinnata leaves, identifying various phenolic compounds and significant antioxidant properties through multiple assays.

This study found that a shampoo formulation using mangabeira leaf extract without sodium lauryl sulfate showed promising antioxidant activity and improved foam quality.

This study investigated the antioxidant and anti-inflammatory effects of the plant extract BLH308 and its potential to reduce hair loss, showing significant antioxidant activity in vitro.

This study analyzed the essential oil from Chamaecyparis lawsoniana and found that it is rich in limonene and exhibits antibacterial and antifungal properties, particularly against Candida albicans and certain Gram-positive bacteria.

This study found that grape leaves, especially from the 'Razaki' white cultivar, are rich in phenolic compounds and flavonols, suggesting potential use in developing functional products.

This study found that a combination of cantigi and henna leaf extracts, in a 1:2 ratio, demonstrated the strongest antioxidant activity with an IC50 value of 29.85 µg/mL.

This article discusses the major role of motor vehicles in contributing to urban air pollution and its significant health impacts, especially in developing countries, but reports no new findings.

This study found that Murraya koenigii extracts and compounds demonstrated potent antibacterial and cytotoxic activities, with notable effects against antibiotic-resistant strains and cancer cell lines, supporting its potential for further pharmacological investigation.

This review compiles data on Platycladus orientalis leaves, noting their diverse pharmacological activities and advocating for more research to clarify their traditional blood-cooling and hematostatic uses.

This study found that Camellia oleifera leaf extracts, especially the 50% ethanolic extract, have significant antioxidant activity and may offer promising bioactive compounds for cosmetic and pharmaceutical uses.

This study investigated the pharmacognostic characteristics of Adenostemma lavenia leaves, identifying key diagnostic features and confirming the presence of major phytoconstituents such as alkaloids and flavonoids, to help standardize this traditional medicinal herb.

The study concludes that shoots and leaves of Japanese persimmon 'Saijo' contain high levels of total ascorbic acid and polyphenols, making them suitable for health foods, with foliating leaves offering the highest polyphenol content.

This study found that Thuja orientalis fruits have higher monoterpene, flavonoid, phenolic content, and antioxidant activity than leaves, suggesting potential value for the pharmaceutical industry.

This paper presents diagnostic characteristics obtained from various analytical methods to support the pharmacognostic standardization of Lawsonia inermis L. leaf, commonly known as henna.

This study found that in the San Plácido parish of Ecuador, various medicinal plants were widely used by locals for treating common ailments, with the most utilized species being Matricaria chamomilla L. and Mentha rotundifolia L.

This study identified and characterized eight compounds, including furanocoumarins and pterocarpans, from the aerial parts of Bituminaria basaltica, with β-caryophyllene and germacrene D as main constituents of its essential oil.

This review explores the significant potential of guava leaves as a source of natural therapeutic agents, noting their rich phytochemical content and diverse pharmacological properties, such as antioxidant and anti-inflammatory effects, which may support their application in pharmaceutical, nutraceutical, and cosmeceutical industries.

This study identified key natural compounds such as polyphenols and flavonoids in tongue fern and established optimal extraction conditions using methanol.

This study found that Myrtus communis leaf extract significantly decreased IL-1α and increased VEGF gene expressions in human keratinocytes, which may relate to the plant's traditional uses for hair loss and wound healing, though further research is needed to explore these effects.

This study found that methanolic extract of Eclipta alba leaves exhibited strong antibacterial effects against certain pathogens including methicillin-resistant Staphylococcus aureus, but it showed no activity against Mycobacterium tuberculosis, including drug-resistant strains.

In this clinical trial, oral consumption of a persimmon leaf extract-containing complex significantly increased hair density and thickness over 24 weeks compared to a placebo, although improvements in hair gloss were not statistically significant.

This review highlights the diverse pharmacological properties and applications of guava leaves, attributing their effectiveness to a rich phytochemical composition and modern extraction techniques, suggesting their potential as natural therapeutic agents across pharmaceutical, nutraceutical, and cosmeceutical fields.

In this study, hair tonic containing 15% patchouli leaf extract showed the greatest hair growth in rabbits, with higher concentrations leading to faster regrowth.