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This study developed a highly sensitive fluorescent assay for measuring enzyme activity in single hair follicles, allowing the efficient analysis of over 100 samples per day.

In this study, Hibiscus rosa-sinesis flower extract was found to contain 0.33% quercetin according to HPTLC analysis and 0.37% according to HPLC. Heavy metals measured were within acceptable limits, supporting the standardization of the plant material for efficacy and safety testing.

This study identified two potent 5α-reductase inhibitors from Tectona grandis leaves, and suggests that ethanol is a preferable solvent for extracting these compounds, which are potential ingredients for hair loss treatments.

This study developed a validated HPLC method for accurately estimating dutasteride and its related compounds in capsules, suitable for routine and stability sample analysis.

In this study, methanolic extracts of Hibiscus rosa-sinensis showed higher phenolic and flavonoid content, as well as greater concentrations of gallic acid and quercetin, than aqueous extracts, despite the latter yielding more extract, highlighting the effectiveness of methanol for extracting bioactive phytochemicals.

This study measured the amounts of thiamine and riboflavin in Bogura's Geographical Indication branded yogurt and whey, finding them rich in these vitamins, which are beneficial for health.

This study identified over 40 phytochemical compounds in the leaves and flowers of Bituminaria bituminosa, predominantly glycosylated flavonoids from apigenin, using advanced chromatographic techniques.

This article discusses fluconazole's pharmacological and physicochemical properties and methods for its analysis, but reports no new clinical results.

This study found that C. japonicum flower extract significantly increased melanin content and cellular activity in human melanocytes and may improve follicular depigmentation and vitiligo through cAMP signaling.

This study demonstrated that a flow injection method using potassium permanganate for detecting minoxidil provided accurate recoveries and agreed closely with HPLC results, showing potential for effective analysis of commercial samples.

This study found that hydromethanolic extracts from Carthamus caeruleus L. rhizomes exhibited notable antioxidant and anti-inflammatory effects in both in vitro and in vivo experiments, supporting its traditional medicinal uses and suggesting its potential as a source of therapeutic agents.

This study developed a precise and simple HPLC method for estimating tamsulosin and finasteride simultaneously in pharmaceutical forms, demonstrating good precision and potential usefulness for combined dosage analysis.

This study validated a precise and sensitive reverse phase high performance liquid chromatographic method for determining Finasteride and Tamsulosin concentrations in bulk and tablet forms, with satisfactory accuracy and reproducibility.

This study developed and validated an RP-HPLC-PDA method for accurately estimating Tamsulosin and Finasteride in bulk and tablet forms, achieving precise detection and linearity within specified concentration ranges.

This study developed and validated ultraviolet spectrophotometric and reversed phase high performance liquid chromatographic methods for simultaneously estimating Tamsulosin and Finasteride in tablet form, showing statistical validation and effectiveness in pharmaceutical analysis.

This investigation reports a new RP-HPLC method for accurately estimating Finasteride and Tamsulosin Hydrochloride in bulk and tablet forms, which may serve in routine pharmaceutical analysis.

This study developed a simple HPLC method for accurately estimating tamsulosin and finasteride in pharmaceutical forms, demonstrating good precision and potential application in combined dosage analysis.

This study found that co-administration of ketoconazole significantly altered the pharmacokinetics of dutasteride in rats, suggesting an interaction potential between dutasteride and azole antifungal drugs.

This review discusses diosgenin's potential benefits for several chronic diseases and emphasizes extraction and quantification techniques, but reports no clinical findings.

This study used a novel HPLC-radiomatic flow scintillation system to measure 5α-reductase activity in dermal papillae from miniaturized hair follicles of the human occipital scalp, revealing significant variability in enzyme activity across samples.

This study developed two sensitive chromatographic methods for determining finasteride and tamsulosin hydrochloride in pharmaceutical forms, validated against International Conference on Harmonisation guidelines.

This study developed and validated a Gas Chromatography-Flame Ionization Detection method for assessing minoxidil, which shows good precision, accuracy, and specificity for quality control and pharmacokinetic studies.

This study found that Equisetum arvense, or horsetail, water extracts prepared with polyethylene glycol in an ultrasonic bath yielded the highest levels of phenolic compounds, such as hydroxycinnamic acids and flavonoids, indicating that this method improves the release of biologically active substances.

In this study, imaging techniques showed that nanostructured lipid carrier formulations distributed ascorbic acid more effectively across skin layers compared to conventional cream formulations, suggesting a better method for skin permeation.

This study found that red-flowered cultivars of Hibiscus rosa-sinensis displayed the highest antioxidant activity, phenolic, and flavonoid content compared to other colored cultivars.

This study developed a method using HPLC with UV-DAD and ESI-MS detection to identify prohibited substances like minoxidil and hormones in cosmetic products advertised online for hair loss and skin conditions.

This study investigated the phytochemical composition and antibacterial and antioxidant activities of Zaleya pentandra extracts, finding high total polyphenol and flavonoid content and significant antibacterial effects, particularly in acetone extract, which may be suitable for developing antibacterial agents.

This study optimized conditions for quantifying minoxidil using high-performance liquid chromatography, establishing specific parameters for mobile phase, flow rate, column temperature, and retention time.

This study established an accurate, reliable, and sensitive HPLC method to detect the illegal addition of minoxidil in herbal hair growth products.

This study found that a new quercetin-loaded self-nanoemulsifying drug delivery system improved quercetin bioavailability by 149.8% compared to its suspension in rats.