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This study proposed a method to determine residual levels of dichloromethane and chloroform in finasteride using SPME-GC, reporting high linear correlation coefficients for both solvents.

This study found that rhodamine B penetrated human hair fibers more effectively from an aqueous solution compared to a methanol/ethanol solvent, with penetration depending on hair morphology.

This study found that minoxidil exhibits preferential solvation by water in both water-rich and ethanol-rich solvent mixtures.

This study found that a phytosome lotion made from Mangkokan leaf extract, using a green solvent and microwave-assisted extraction, demonstrated greater hair growth activity than 2% minoxidil, with the 30% phytosome lotion showing the highest efficacy in increasing hair length, weight, and diameter.

This study reports a new method for selectively synthesizing finasteride Form-I in good yield using water as an ecofriendly solvent at room temperature.

This study in mice found that using modified illite as a carrier for topical minoxidil enabled effective delivery without the solvent toxicity typically associated with minoxidil, while the illite also promoted hair growth through anti-inflammatory and pro-proliferative mechanisms.

This study synthesized indole-acenaphthylene compounds using a magnetic nanocatalyst and explored their photoluminescence properties for detecting copper ions in a mixed solvent system, achieving a detection limit of 9.5 ∙ 10 –6 M.

This study found that ethyl acetate extract from mangosteen pericarp exhibited the strongest antibacterial effect against Propionibacterium acnes compared to other extraction solvents.

In this study, luteolin-loaded nanoemulsions were shown to promote hair growth similarly to a luteolin solution in organic solvents, offering enhanced stability for follicular delivery.

In this study, adding TPGS to a minoxidil formulation improved local retention and reduced systemic absorption in certain solvent mixes, particularly with a balance of alcohol and PEG 400.

In this study, seven patients with generalized toxic erythema developed sterile pustules localized to hair follicles or sweat ducts, with most having a history of medication, solvent exposure, or infection.

This study found that an optimized microemulsion for minoxidil with high solubility, permeation flux, and skin deposition can be achieved with specific low and high levels of certain surfactants and co-solvents.

This study found that a natural illite-based carrier could deliver minoxidil topically with preserved efficacy, minimizing solvent toxicity, and showed hair-growth-promoting activity via anti-inflammatory and pro-proliferative mechanisms in mice.

This review examines recent advancements in green and emerging microextraction techniques, such as SPME and DLLME, for more sustainable hormone detection in biological samples, emphasizing environmentally friendly solvents and bioanalytical applications.

In this study, researchers optimized the extraction conditions for polyphenols from the medicinal herb Eclipta prostrata, achieving the highest polyphenol content under specific conditions of temperature, solvent concentration, and time, and found the extract to have significant antioxidant activity.

This study demonstrated that imidazole-based ionic liquids, particularly [Emim]DEP, effectively dissolved yak hair keratin, maintaining its structure better than other tested solvents, and also performed well on human hair and goat wool, with consistent performance even after five recycling cycles.

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 review concluded that a herbal hair tonic formulated with 2.5% green tea leaf extract, in combination with specific solvents and additives, showed the best properties for stimulating hair growth.

This study identified that Mangkokan leaf extracts contain active compounds such as alkaloids, flavonoids, steroids, tannins, phenols, and saponins, using different solvents and FTIR analysis.

This study introduced new spectrophotometric methods to estimate Minoxidil in pharmaceutical forms, demonstrating its linearity across various buffers and solvents, and found these methods to be simple, economical, and effective according to ICH guidelines.

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 suggests that melatonin may have a radioprotective role against X-ray-induced skin damage in rats, as evidenced by milder injury markers in pretreated animals.

This study found a strong correlation between antioxidant activity and phenolic content in rosemary, influenced by bioclimatic and seasonal factors in different stages of Tunisia.

A fatty acid/protein complex in human hair helps protect it from damage.

This study found that the imidacloprid/flumethrin collar (Seresto®) is chemically compatible with major spot-on formulations and dermally and systemically safe for adult dogs and cats when used together.

This study reported that meloxicam-loaded spanlastics, created using the ethanol injection method, demonstrated potential as a drug delivery system with sustained release and effective entrapment efficiency.

This study found that under optimized extraction conditions, the Gleditschia fera fruit extract contained a high level of saponins and demonstrated notable antioxidant activity.

This study developed a straightforward HPTLC method for detecting nicotine and cotinine in human plasma and urine, concluding that liquid-liquid extraction with methanol: chloroform: ammonia achieved optimal separation and is applicable for forensic analysis of lethal nicotine intoxication.

This study found that Mitracarpus hirtus extracts showed potential antifungal activity against Tinea capitis in vitro, with ethylacetate extracts demonstrating the highest inhibitory effects.

Using K2S2O8 as an oxidizing agent in a specific condition, we can make Finasteride with 96.3% yield and 99.6% purity. This method is also good for other compounds and is environmentally friendly.