This study reports that the newly optimized AR antagonist 39 demonstrated effective hair growth and safety in a mouse model of androgenetic alopecia, showing comparable efficacy to pyrilutamide with faster response and favorable pharmacokinetics, due to innovative structural design and dual metabolic inactivation strategy.
December 2025 in “eTheses of Maulana Malik Ibrahim State Islamic University (Maulana Malik Ibrahim State Islamic University)” In this laboratory study, the researchers reported that an ethnomedicinal hair growth formula from East Nusa Tenggara, incorporating Kemiri, Kembang sepatu, Beringin, Mangkokan, and Waru, demonstrated significant antioxidant activity and effectively stimulated hair growth, suggesting potential development as a natural cosmeceutical.
December 2025 in “eTheses of Maulana Malik Ibrahim State Islamic University (Maulana Malik Ibrahim State Islamic University)” This study found that the highest antioxidant-activity formulation of the RENTT herbal combination effectively stimulated hair growth in mice and may serve as a natural therapy for chemotherapy-induced alopecia.
December 2025 in “Bioscientist Jurnal Ilmiah Biologi” In this study, researchers developed an optimized formulation of a traditional ethnomedicinal recipe from East Nusa Tenggara, which demonstrated strong antioxidant activity and significantly enhanced hair growth in a mouse alopecia model, compared to control groups.
January 2025 in “Bandung Conference Series Pharmacy” This study found that a solid shampoo containing 15% tin leaf extract (Ficus carica L.) and 1% vitamin E exhibited strong antioxidant activity, with a 53.43% inhibition of free radicals in hair and scalp, suggesting potential for reducing hair loss and premature aging.
May 2024 in “Journal of molecular structure” This study found that a novel thiohydantoin derivative, 3a, effectively inhibited androgen receptor activity in LNCaP cells and showed promising in vivo results by reducing testosterone-induced prostate changes, outperforming finasteride in mitigating prostate index and histopathological alterations.
April 2024 in “Journal of translational medicine” In this study, the researchers identified MJ04, a selective JAK3 inhibitor, as a promising candidate for promoting hair growth, demonstrating efficacy in both animal models and human hair follicle assays with a favorable safety and pharmacokinetic profile.
June 2023 in “International journal of pharmaceutical quality assurance” This study found that Eclipta alba extracts exhibit 5α-reductase inhibitory activity, with the methanolic extract showing a higher concentration of β-sitosterol compared to petroleum ether extract, indicating potential for treating androgenic conditions like male pattern baldness.
June 2023 in “Journal of Natural Remedies” This study found that the methanolic extract of Hibiscus rosa sinensis exhibits promising 5α-reductase inhibitory activity, suggesting its potential use in the treatment of androgenic conditions like male pattern hair loss and benign prostatic hyperplasia.
December 2022 in “Journal of Tropical Pharmacy and Chemistry” This study evaluated a hair tonic formulated from oil palm leaf extract, finding it demonstrated very strong antioxidant activity and could prevent hair decolorization from sun exposure, with effective concentrations ranging from 25 to 200 ppm.
February 2022 in “Journal of Cosmetic Dermatology” This study found that pre-treating hair with argan oil reduced protein loss and provided protection against oxidative damage, supported by both ATR spectrum analysis and protein measurements.
In this study, Origanum vulgare extracts showed antioxidant activity and increased insulin-like growth factor-1 expression without causing cytotoxicity in human hair dermal papilla cells.
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.
6 citations
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September 2019 in “Skin pharmacology and physiology” This study found that RCS-01 cell therapy for aged skin was well tolerated and associated with increased gene expression related to extracellular matrix homeostasis, suggesting potential skin improvement.
64 citations
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June 1995 in “Steroids” This review discusses biochemical studies on 5 alpha-reductase and its inhibitors, comparing IC50 and Ki values for various compounds, but reports no new experimental results.
February 2026 in “Journal of Sylva Indonesiana” This study found that the heartwood extract of Avicennia marina demonstrated strong antioxidant activity, with an IC50 value of 61.50 µg/mL, suggesting potential for development into supplements or topical applications targeting degenerative diseases related to oxidative stress.
1 citations
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January 2020 This study found that resveratrol-loaded polymeric nanoparticles show promise as a pulmonary drug delivery system for lung cancer, reducing resveratrol's IC50 significantly in Calu 3 cells.
December 2023 in “Natural product research” This study found that compound 4 from Urtica triangularis subsp. pinnatifida exhibited stronger anti-BPH activity against BPH-1 cells with an IC50 of 79.75 μM compared to finasteride's IC50 of 91.8 μM, while compounds 1, 2, and 5 showed moderate activity.
1 citations
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February 2022 in “International Journal of Health and Pharmaceutical (IJHP)” 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.
In this study, cepharanthine and tetrandrine demonstrated efficacy against SARS-CoV-2 in a cell-based infection assay, with cepharanthine showing a lower IC50 value.
53 citations
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June 1993 in “Proceedings of the National Academy of Sciences of the United States of America” This study identified LY191704 as a specific noncompetitive inhibitor of human 5 alpha-reductase type 1, which may be useful in treating endocrine disorders related to DHT overproduction.
51 citations
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January 2001 in “Biological & Pharmaceutical Bulletin” This study found that the aqueous ethanol extract of Myricae Cortex demonstrated in vitro testosterone 5alpha-reductase inhibitory activity and in vivo anti-androgenic effects in mouse and hamster models.
12 citations
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March 2017 in “Medicinal Chemistry Research” This study found that certain curcumin analogs derived from natural plant sources exhibit anti-androgen activity by inhibiting steroid 5-alpha reductase, identifying key structural features for their potency and safety in treating androgen-related conditions.
6 citations
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February 2020 in “Journal of Natural Products” In this chemical investigation, cyclospongiaquinone 1 from the sponge Verongula cf. rigida showed strong steroid 5α-reductase inhibitory activity, comparable to that of finasteride.
153 citations
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November 2004 in “Current Medicinal Chemistry” This article updates a prior work on pharmacophore modeling and highlights the advances in 3D database searching technologies for drug design, without presenting new research findings.
89 citations
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February 1993 in “Journal of Medicinal Chemistry” This research article focuses on nonsteroidal inhibitors of human type I steroid 5-alpha-reductase but reports no new results.
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.
February 2026 in “Toxicology Letters” This study used an in silico/in vitro approach to identify potential inhibitors of the enzyme SRD5A2, finding that the androgen receptor modulator MK-0773 is a moderate inhibitor, although it does not act as a covalent inhibitor like finasteride.
1 citations
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October 2024 in “Journal of King Saud University - Science” In this in vitro study, extracts from Tridax procumbens demonstrated potential antioxidant and anticancer activity against various human cancer cell lines, with notable efficacy in specific fractions.
4 citations
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June 2020 in “Processes” This study suggests that G. sibiricum has potent aldose reductase inhibitory activity, primarily due to kaempferol rhamnosides, and may be further explored as a natural treatment for diabetes-related complications.