January 2022 in “Current Enzyme Inhibition” This study found that two novel nonsteroidal derivatives inhibited specific enzymes in vitro and in vivo, leading to dihydrotestosterone accumulation in androgen-dependent glands, suggesting potential therapeutic use for mood improvement in the elderly.
22 citations
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February 2002 in “Planta Medica” In this study, osthenol was identified as a highly potent inhibitor of 5alpha-reductase type I in LNCaP cells, significantly outperforming finasteride.
38 citations
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March 1997 in “Journal of interferon & cytokine research” This study suggests that IL-1β produced by dermal papilla cells, regulated by protein kinase C, may inhibit human hair follicle growth through paracrine signaling.
30 citations
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August 1993 in “PubMed” This study found that IL-1 alpha inhibits the growth of cultured human hair follicles and hair fibers, suggesting a potential role in inflammatory hair loss conditions like alopecia areata.
6 citations
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August 2013 in “한국응용생명화학회지” This study found that among eleven tested polymethoxyflavones, 5-hydroxy-7,4′-dimethoxyflavone was the strongest steroid 5α-reductase inhibitor and suggests potential use for benign prostatic hyperplasia treatment.
3 citations
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January 2023 in “Journal of Hunan University Natural Sciences” In this study, researchers developed a natural shampoo using traditional plant extracts and reported that its physicochemical properties and antioxidant activity were comparable to marketed shampoos. Further research is needed to confirm its performance and quality.
2 citations
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March 2010 in “Acta Biochimica Polonica” This study observed that conjugates of the anticancer drug raltitrexed with dextran and albumin were more cytotoxic than the free drug at high concentrations, altering cell cycle effects.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this study, a herbal hair serum formulated with Phyllanthus emblica, Murraya koenigii, Eclipta alba, and Mangifera indica in sesame oil showed promising antioxidant properties and scalp protection, potentially delaying premature hair greying.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study formulated a herbal hair serum with ingredients like Phyllanthus emblica and Murraya koenigii that showed promising antioxidant and scalp-protective properties, potentially helping to delay premature hair greying. The serum demonstrated acceptable physicochemical properties, lacked skin irritation effects, and exhibited effective radical scavenging activity.
December 2025 in “eTheses of Maulana Malik Ibrahim State Islamic University (Maulana Malik Ibrahim State Islamic University)” This study concluded that the combination 3 of the Nusa Tenggara Timur Ethnomedicinal Formula shows strong antioxidant activity and significantly increases hair follicle thickness in a chemotherapy-induced alopecia model in mice.
April 2025 in “The Journal of Agriculture and Development” 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.
February 2024 in “Indian Journal of Chemistry” In this study, researchers synthesized nine new nicotinamide derivative compounds and found that one, identified as N4, exhibited significant cytotoxic effects on MCF-7 breast cancer cells, while other derivatives demonstrated notable antibacterial, antifungal, and antibiofilm activities.
July 2023 in “International journal of life science and pharma research” In this study, a herbal hair cream containing extracts from Hibiscus rosa sinensis, Eclipta alba, and Solanum nigrum was developed, showing promising in-vitro inhibition of the 5α-reductase enzyme and potential benefits for alopecia treatment.
This study found that the methanolic heartwood extract of Avicennia marina significantly inhibited the enzyme 5 alpha-reductase type 1 in a cell-based assay, suggesting potential anti-androgenic effects for treating androgenic alopecia.
April 1992 in “Current opinion in therapeutic patents” This study reports the development of novel 4-amido-Δ4,6-steroids as potential inhibitors of 5α-reductase, showing promising in vitro results for conditions like acne and benign prostatic cancer.
March 2023 in “International Journal of Applied Pharmaceutics” In this study, researchers formulated a topical gel containing β-sitosterol for alopecia treatment and found it demonstrated good 5 alpha reductase inhibitory activity in vitro, comparable to a commercial product, indicating its potential for further antiandrogenic activity investigation.
August 2026 in “Acta Innovations” This study found that Eclipta alba (L.) Hassk herbal oil formulated with VCO demonstrated enhanced antioxidant, anti-inflammatory, and antibacterial activities, and provided UV protection, with EHO-18 identified as the best-performing version.
8 citations
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March 2002 in “Archiv Der Pharmazie” In this study, 4-(4-(phenylaminocarbonyl)benzoyl) benzoic acid exhibited the strongest inhibitory activity against the human type 2 steroid 5α-reductase isozyme among the compounds tested.
16 citations
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June 2019 in “Industrial Biotechnology” In this study, researchers found that the conventional solvent extraction method yielded the highest polyphenol content and antioxidant activity from Ascophyllum nodosum seaweed on Québec's North Shore.
26 citations
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October 2011 in “International Journal of Biological Macromolecules” This study found that some synthesized heterocyclic derivatives showed promising 5α-reductase inhibitor, antiviral, and anti-tumor activities, surpassing several reference drugs in effectiveness.
4 citations
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January 2004 This study found that while some extracts from DanGuiBoHyulTangGami-Bang showed potential in inhibiting 5-reductase type Ⅱ and had antioxidant activity, they were not effective in extending the hair growth period.
22 citations
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January 2021 in “Pharmacognosy Journal” This review discusses the traditional uses, phytochemical, and pharmacological studies on Ageratum conyzoides, Tridax procumbens, and Bidens pilosa, emphasizing the need for further clinical research into their medicinal potential, but it does not report new results.
2 citations
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January 2024 in “Journal of Pharmacognosy and Phytochemistry” The study highlights Teak's (Tectona grandis) diverse applications beyond high-quality timber, emphasizing its bioactive compounds' pharmacological potential in cancer treatment and other uses across traditional medicine, cosmetics, and biodiesel production.
111 citations
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August 2002 in “Journal of Medicinal Chemistry” This study reports that 2-(1-Adamantyl)-4H-thiochromen-4-on-6-O-sulfamate is the most potent steroid sulfatase inhibitor identified so far, exhibiting 170-fold higher activity than the lead compound estrone sulfamate.
18 citations
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October 2010 in “Bioorganic & Medicinal Chemistry Letters” This study found that a new hybrid compound designed from finasteride and epristeride was a potent inhibitor of 5α-reductase with a mechanism similar to finasteride.
11 citations
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May 2010 in “Journal of Medicinal Chemistry” This study introduced a novel nonsteroidal androgen receptor antagonist that effectively controls sebum production in the golden Syrian hamster ear model through targeted follicular delivery.
16 citations
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September 2018 in “Journal of Molecular Liquids” This study investigated a nanostructured system using PS-b-PAA diblock copolymer for incorporating the hydrophobic photosensitizer ClAlPc, finding it effective in causing cellular damage in Caco-2 cells under light while demonstrating no cytotoxicity without light, suggesting its potential use in photodynamic therapy.
5 citations
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January 2018 This study optimized a screening assay to identify molecules that inhibit or enhance TRPM5 ion channel activity, which may have implications for treating dysfunctions linked to cardiac arrhythmias and diabetes.
June 2010 in “Melanoma research” This study found that LDE225, a novel Smo antagonist, shows potential as a topical treatment for basal cell carcinoma due to its high affinity binding and effective inhibition of tumor growth in preclinical models.
9 citations
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September 2018 in “Journal of Photochemistry and Photobiology B-biology” This study demonstrated that combining l-cystine and thiamin in a formulation may protect against UV-induced damage in growth-limited human epidermal keratinocytes in vitro.