March 2023 in “Research journal of pharmacy and technology” This study found that a poly herbal hair oil formulation significantly promoted hair growth in a pre-clinical mouse model.
20 citations
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August 2015 in “International Journal of Molecular Medicine” This study found that human placental extract promoted hair growth and influenced cellular pathways in vitro and rat models, suggesting potential for future hair loss treatments.
August 1994 in “Molecular Endocrinology” This study found that AtT-20 pituitary cells with higher cAMP-dependent kinase activity had larger calcium currents and significantly increased beta-endorphin release compared to cells with lower kinase activity.
January 2021 in “Hair therapy & transplantation”
7 citations
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March 2012 in “Journal of Investigative Dermatology” This study presents evidence that specific thymus-derived peptides affect human hair follicle growth, identifying thymulin as a potential hair growth stimulator despite interindividual response variations.
42 citations
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July 2017 in “Molecular therapy” This study found that applying a tocotrienol-rich phytochemical topically induced hair follicle development in adult mice, revealing a new epidermal pathway involving E-cadherin and β-catenin.
In this study, the ethanol extract of Tridax procumbens leaves exhibited antimicrobial activity against both Gram-positive and Gram-negative bacteria, with specific active compounds identified through GC-MS analysis that may contribute to its therapeutic potential.
79 citations
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October 2003 in “PubMed” In this study, PKCepsilon transgenic mice showed increased TNFalpha shedding during skin tumor promotion, which may contribute to the development of metastatic squamous cell carcinoma.
March 2026 in “Food Science & Nutrition” In this study, high-dose Arachis hypogaea root extract significantly reduced prostate weight and markers of glandular hyperplasia in testosterone-induced BPH in mice, with associated changes in inflammatory gene expression and beneficial shifts in gut microbiota.
13 citations
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March 2020 in “Frontiers in cell and developmental biology” This study suggests that 3,4,5-tri-O-caffeoylquinic acid activates β-catenin to enhance pigmentation in mouse hair follicles, human melanocytes, and melanoma cells during the hair cycle's growth phase.
February 2017 in “Cancer Research” In this study involving women undergoing taxane-based chemotherapy, a twice-daily topical application of BPM31543 was well-tolerated and showed potential in reducing severe hair loss, prompting further investigation at higher doses.
February 2026 in “Chromatographia” 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.
12 citations
,
August 2001 in “PubMed” This study found that contrast enhanced phototrichogram (CE-PTG) significantly improved detection of various hair types and growth stages in androgenetic alopecia compared to standard PTG and was comparable to biopsy analysis.
1 citations
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January 2024 in “Pharmaceuticals” The researchers reported that dPGS-PCL as a carrier improved the penetration of tofacitinib in an ex-vivo human skin model compared to free tofacitinib, but did not show significant differences in inhibiting IL-6 and IL-8 during short incubation.
November 2025 in “Journal of Medicinal Chemistry” This review outlines advances in topical PROTACs for localized protein degradation, focusing on AH-001 and GT20029 for skin conditions, but presents no new clinical trial results.
3 citations
,
December 2019 in “International Journal of Pharmacology” This study found that Poria cocos extract may enhance human follicle dermal papilla cell proliferation through the AKT signaling pathway, indicating its potential for hair growth promotion.
54 citations
,
June 2008 in “Planta Medica” This study found that hinokitiol effectively suppressed TNF-α production in activated macrophage-like cells, suggesting it may help alleviate hair loss by mitigating factors that promote follicular apoptosis.
32 citations
,
January 2000 in “Skin pharmacology and physiology” In this study, procyanidin B-2 and C-1 were found to promote hair growth by selectively inhibiting protein kinase C, supporting their potential use for hair-growing activity.
July 2024 in “International journal of agriculture and food sciences research.” This study found that a hair conditioner using peptides from Pneumatophorus japonicus heads improved damaged hair's structure, gloss, and smoothness more effectively than a commercial wheat protein conditioner by increasing amino acid content and interacting with hair keratin.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This review highlights Croton tiglium's dual therapeutic and toxic properties, noting its potential for hair growth promotion through PKC-mediated pathways, while emphasizing the challenges posed by its toxicity for safe clinical use.
July 2024 in “Journal of Investigative Dermatology” Brepocitinib reduces interferon signaling in hidradenitis suppurativa patients.
This study found that while parabens in haircare products were within legal limits, all samples contained dibutyl phthalate, raising concerns about chronic exposure to endocrine disruptors.
April 2023 in “Journal of Investigative Dermatology” This pilot study suggests that topical melatonin may protect hair follicle stem cells from paclitaxel-induced damage, potentially preventing chemotherapy-induced alopecia and enhancing the effects of scalp cooling caps.
87 citations
,
September 2006 in “Clinical Cancer Research” This article reviews the diverse roles of protein kinase C (PKC) isozymes in cancer biology, highlighting their potential as therapeutic targets, but reports no new experimental results.
April 2023 in “Journal of Investigative Dermatology” This report details the development of a PSR™ Terminalia extract with antioxidant and anti-aging potential, highlighting its rich composition in phenolic acids, polysaccharides, and organic acids, without new clinical results.
June 2021 in “SWU eJournals System (Srinakharinwirot University)” The study found that cyproterone acetate could be released over 15 days using coconut oil mixed with certain wax inhibitors, though further safety studies are needed.
7 citations
,
August 2007 in “Journal of Biotechnology”
March 2014 in “Journal of The American Academy of Dermatology” Cortexolone 17a-propionate may be an effective new treatment for hair loss.
5 citations
,
January 2010 in “Medicinal Plants - International Journal of Phytomedicines and Related Industries” This review discusses the diverse pharmacological activities of T. procumbens, such as hypotensive and hair growth-promoting effects, but reports no new clinical findings.
7 citations
,
December 2016 in “Journal of The Taiwan Institute of Chemical Engineers” This study found that porcine platelet-rich plasma can be a commercially viable replacement for fetal bovine serum with similar effectiveness in promoting human hair follicle cell growth.