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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 study developed and validated a high-performance liquid chromatographic method for identifying finasteride and its degradation products, showing excellent resolution and sensitivity under various decomposition conditions.

The research identified 12 antioxidant compounds in Polygonum multiflorum roots, suggesting these as quality markers for the plant's processed roots.

This study developed a reliable HPLC-UV/Vis method to determine aluminum phthalocyanine chloride in skin, supporting its use in skin permeation studies for photodynamic therapy of cutaneous tumors.

This study developed an advanced HPLC-ESI-ion trap MS(n) method for the structural identification of cyclosporin A analogs CyA and CyC and reported the first MS(n)-aided identification of a new CyA analog.

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.

This study explored the optimization of phytochemicals from Alstonia boonei to develop potential 5-alpha reductase inhibitors for Benign Prostatic Hyperplasia, finding promising analogs with enhanced binding affinity and stability compared to Finasteride, warranting further experimental validation.

The two finasteride formulations are bioequivalent.

This study found petroleum ether to be more effective than methanol at extracting β-sitosterol from Eclipta alba, with higher concentrations detected using HPTLC and HPLC methods. The extracted materials contained metals within safety limits.

This study developed a stable and reliable HPLC-ESI-MS method for determining finasteride levels in human plasma, suitable for pharmacokinetic studies.

This study examined finasteride degradation under stress conditions, identifying three unique degradation products in acidic environments, providing insights into impurity profiling and quality control for finasteride formulations.

This study used advanced chromatographic and mass spectrometric techniques to develop a method for reliably detecting 17 hair growth compounds in consumer products, aiming to enhance regulatory compliance and ensure consumer safety against illicit compounds.

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 validated an HPLC-UV method to detect minoxidil in cosmetic products and found that 2 out of 9 analyzed products contained minoxidil, despite international regulations banning its inclusion due to potential systemic absorption.

This study validated an HPLC analytical method for evaluating fenasteride in commercial products, finding it to be sensitive, selective, and within acceptance criteria for specificity, precision, and stability, making it suitable for quality control testing.

In this study, researchers found that 2 out of 9 analyzed cosmetic hair growth products contained the banned substance minoxidil, demonstrating the presence of this antihypertensive drug in some cosmetics despite regulations.

This review discusses the role of steroid 5 alpha reductase 2 in converting testosterone to DHT and its association with conditions like benign prostatic hyperplasia and prostate cancer; it reports no new results.

This study developed and validated a precise and rapid HPLC method to simultaneously determine Minoxidil and Finasteride in pharmaceuticals, demonstrating successful application for routine quality control without interference from excipients.

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.

HPLC may detect prediabetes and diabetes earlier than Immunoturbidimetry because it shows higher A1c levels.

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 determined that caffeine content in anticellulite gels was between 0.7% and 1.7%, and about 1.0% in hair-care products.

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

This study presents a new LC-MS/MS method that allows for more accurate detection of seven steroid hormones in human hair, enhancing the specificity and reliability of hormone analysis in psychoneuroendocrinological research.

This study concluded that two formulations of finasteride were bioequivalent based on Cmax, AUC, and Tmax data from healthy volunteers.

This study developed and validated a method to analyze active ingredients in hair nourisher products, which was successfully applied to products from the market.

This study developed an accurate and reliable HPLC-ESI-MS method for determining candesartan levels in human plasma, useful for pharmacokinetic studies.

This study found that two formulations of finasteride tablets are bioequivalent in healthy male volunteers, with similar pharmacokinetic profiles.

In this study, researchers developed a sensitive HPLC-MS method to measure finasteride in plasma, and found that its pharmacokinetics vary widely among healthy volunteers after taking a 5mg oral dose.

This study established an HPLC-MS method for measuring oxymatrine in human plasma and used it to examine the pharmacokinetics of its capsules.