November 2025 in “Journal of Investigative Dermatology” N,N-Dimethylglycine sodium salt may improve skin health and treat hair loss.
January 2023 in “DIGITAL HEALTH” This study found that users of a German direct-to-consumer teledermatology platform for finasteride reported improvements in hair appearance and self-esteem, though 12% experienced treatment-related adverse events.
14 citations
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June 2011 in “Steroids” This study found that several dehydroepiandrosterone ester derivatives effectively reduced prostate and seminal vesicle weight in gonadectomized hamsters treated with testosterone, demonstrating potential antiandrogen effects comparable to Finasteride.
December 2025 in “Plastic & Reconstructive Surgery” This study found that the Bioengineered Exosomal Hair Growth Factors Complex (BEHC™) enhanced human follicle dermal papilla cell proliferation and reduced inflammatory markers in vitro, while significantly decreasing hair shedding and increasing hair density among participants with androgenetic alopecia in an open-label clinical study.
1 citations
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January 2008 61 citations
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January 2013 in “International Journal of Biological Macromolecules” This study found that applying both dehydrothermal treatment and carbodiimide crosslinking improved the mechanical properties of porcine acellular dermal matrix scaffolds without added cytotoxicity, suggesting potential applications in tissue engineering.
November 2022 in “Journal of the Endocrine Society” This case study suggests that genetic susceptibility to PCOS and rare syndromes, such as Trichorhinophalangeal syndrome Type 1, should be considered in young men with unexplained hyperandrogenism.
28 citations
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March 1973 in “The Journal of Clinical Endocrinology & Metabolism” This study found that hair follicles from balding men show significant metabolic differences compared to those from non-balding individuals, particularly in their ability to process dehydroepiandrosterone.
43 citations
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January 2016 in “Oxidative medicine and cellular longevity” This review discusses the biological effects and mechanisms of THSG in antiaging and related disease treatments but reports no new experimental findings.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study introduces a hypothesis that elevated DHT at puberty may cause chronic thermal stress in specific scalp areas, potentially explaining Androgenetic Alopecia characteristics and guiding future research.
10 citations
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July 2015 in “Journal of Cosmetic Dermatology” This study found elevated tissue levels of DKK-1 in patients with both androgenetic alopecia and alopecia areata compared to controls, suggesting DKK-1 as a potential therapeutic target for these conditions.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that the mutant hairless rhino bald protein in mice interacts with the vitamin D receptor but cannot repress its transactivation and shows abnormal cellular localization.
46 citations
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August 2006 in “PubMed” In this study, researchers identified and examined males with 17 beta-HSD3 deficiency in a highly inbred Arab population, noting genetic findings and the progression of male characteristics despite being raised as females initially.
9 citations
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November 2019 in “Scientific reports” This study isolated a bioactive peptide from Trapa japonica fruit and found that it may protect human dermal papilla cells from DHT-induced stress, suggesting potential for biomedical applications.
November 2023 in “Journal of Dermatological Science” This study found that ITGA6-positive dermal sheath cup cells, identified by their superior migratory activity, may enhance cell-based therapy for male and female pattern hair loss by promoting cell migration into hair follicles.
March 2023 in “International Journal of Molecular Sciences” This study found that exosomes from adipose mesenchymal stromal cells, particularly those carrying miR-122-5p, may enhance hair follicle regeneration in androgenic alopecia by targeting the TGF-β/SMAD3 axis.
June 2026 in “Research Square” This study identified a group of dermal fibroblasts near hair follicle stem cells in mice that facilitate hair regeneration by creating a biomechanically compliant extracellular matrix, enhancing stem cell activation and promoting a positive feedback loop for tissue regeneration.
January 2025 in “Termometer Jurnal Ilmiah Ilmu Kesehatan dan Kedokteran” In this study, researchers tested a tea leaf ethanol extract (Camellia sinensis) hair tonic and found it increased average hair growth compared to positive and negative controls over 28 days, but exhibited some instability and inhomogeneity after accelerated testing.
3 citations
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January 2023 in “Science advances” This study found that ablation of Tet2/Tet3 genes in skin epithelial cells altered hair shape and length, leading to hair loss, by affecting chromatin accessibility and gene expression related to hair follicle regulation.
23 citations
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January 2017 in “BMC Medical Genetics” This study presents the first reported Spanish case of Hypotrichosis with Juvenile Macular Dystrophy, identifying a new CDH3 mutation and highlighting the importance of clinical and genetic evaluation for accurate diagnosis.
August 2026 in “The Journal of Dermatology” In this review, the authors summarize recent findings on dermal white adipose tissue (dWAT), highlighting its crucial role in the hair follicle microenvironment by regulating inflammation and immune responses, thus influencing hair regeneration.
May 2025 in “International Journal of Molecular Sciences” In a mouse study, Fr2 from Platycladus orientalis L. significantly enhanced hair growth, suggesting its potential as a natural therapeutic agent for hair regeneration.
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.
4 citations
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November 2020 in “Acta Dermato Venereologica” In this study, patients with specific skin and scalp conditions, including eczematous lesions, showed significant improvement after two weeks of oral tofacitinib treatment, as evidenced by changes in the trunk lesions.
February 1990 in “PubMed” This study observed that hirsute females displayed increased S-phase hair bulb cells and decreased G0/1-phase cells compared to healthy females, with a strong correlation between S-phase percentages and DHEA-S levels.
53 citations
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March 2006 in “Biopolymers” This study suggests that increased amounts of less stable disulfide conformers in hair shafts may be linked to the brittleness observed in trichothiodystrophy.
April 2023 in “Journal of Investigative Dermatology” This study demonstrates that human epidermal stem cells can adapt to environmental temperature changes through mTOR signaling, and prolonged inhibition of mTORC1 supports stem cell maintenance, which may be vital for regenerative medicine.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
October 2014 in “Archives of Disease in Childhood” This case study reported that growth hormone therapy dramatically improved rickets symptoms and growth in three children with vitamin-D dependent rickets type 2 who had not responded to standard treatments.
1 citations
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August 2024 in “Indian Dermatology Online Journal” In this case report, researchers observed that a female patient with severe hidradenitis suppurativa experienced complete resolution of her lesions after starting intramuscular exogenous testosterone as part of gender transition, suggesting its potential role in disease remission when other treatments were ineffective.