In this study, researchers found that while applying a lotion containing Lactiplantibacillus plantarum subsp. plantarum N793 did not improve hair density overall compared to placebo, it was effective in improving hair density among individuals with relatively mild hair thinning.
November 2023 in “Food science of animal resources” This study found that in mice, oral administration of Lactilactobacillus curvatus LB-P9 accelerated hair regrowth and increased hair thickness, hair follicle numbers, and dermal thickness, likely by boosting hair growth factor production and dermal papilla proliferation.
September 2023 in “Journal of microbiology and biotechnology” This study found that low molecular weight collagen peptide from fish may promote hair growth in both human cells and mice by activating the Wnt/β-catenin signaling pathway.
May 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that the dysfunction of hair follicle dermal stem cells with age contributes to hair follicle aging and hair loss in mice.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that miR-486 may protect against alopecia areata by maintaining hair follicle immune privilege and modulating expression of immune-related genes.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” In a laboratory setting, this study found that Biotrinine® dry extract activated hair follicle growth pathways and increased certain growth factor secretions in human dermal papilla cells, suggesting potential benefits for treating chronic hair loss.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that low-dose blue light (453nm) may positively affect hair growth by interacting with the receptors CRY1 and OPN3 in hair follicle cells.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that mitochondrial dysfunction might contribute to the pathogenesis of Lichen planopilaris by triggering a metabolic shift that leads to chronic inflammation and hair follicle damage.
April 2016 in “Journal of Investigative Dermatology” This study found that inhibiting JAK signaling can unexpectedly trigger hair growth in resting-phase mouse skin, implicating JAK-STAT pathways and oncostatin M in maintaining hair follicle stem cell quiescence.
April 2016 in “Journal of Investigative Dermatology” This study suggests that dsRNA may enhance KRT9 expression in palm and sole skin through β-catenin signaling, potentially linking mechanical damage to specific skin features and certain skin conditions.
April 2016 in “Journal of Investigative Dermatology” This study provides a comprehensive platform to explore stem cell interactions regulating hair follicle growth, revealing key signaling pathways in epithelial-mesenchymal interactions using advanced RNA sequencing and transgenic reporters.
April 2016 in “Journal of Investigative Dermatology” This study found that gypenosides from Gynostemma pentaphyllum increased procollagen synthesis in vitro and reduced periorbital wrinkles by about 14% in a clinical trial with 24 women.
76 citations
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August 2018 in “International Journal of Cosmetic Science” This review discusses the use of Dermal Papilla cells as in vitro models for studying hair growth modulators, emphasizing their role in aiding the development of new hair treatments, but reports no new clinical results.
52 citations
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September 2018 in “International Journal of Molecular Sciences” This review highlights the potential of ginseng and its metabolites in preventing hair loss, detailing their hair growth-promoting effects observed in numerous preclinical studies, and emphasizing the underlying mechanisms involved.
50 citations
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December 2020 in “Bioactive Materials” This study suggests that a sandwich-structured wound dressing with bioceramic and polylactic acid layers may improve burn wound healing by absorbing exudates and promoting hair follicle regeneration.
45 citations
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March 2020 in “ACS Applied Materials & Interfaces” In this study, researchers created a novel fibrous membrane inspired by ancient Chinese medicine that effectively promotes hair follicle regeneration and wound healing in deep burn injuries by releasing quercetin, copper, and silicon ions.
16 citations
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September 2018 in “Journal of Ethnopharmacology” This review discusses the role of inheritance, androgens, and microinflammation in androgenetic alopecia and suggests some plant-based folk remedies may help address these factors but reports no new clinical results.
13 citations
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December 2019 in “Nutrients” In human follicular cells, this study found that an Annurca apple-based dietary supplement may stimulate the production of hair keratins, suggesting potential benefits for hair growth.
13 citations
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January 2015 in “Evidence-based Complementary and Alternative Medicine” This study found that ethanol extracts of Allium tuberosum Rottler ex Spreng significantly promoted hair growth in mice, possibly by increasing IGF-1 expression.
10 citations
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August 2020 in “Journal of Bioscience and Bioengineering” This study reports that using activated platelet-rich plasma releasate in the preparation of bioengineered hair follicle germs enhanced follicular gene expression and significantly improved hair regeneration in vitro.
8 citations
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May 2021 in “Applied Materials Today” This study found that Cur-Fe-mesoporous silica nanoparticles synergistically inhibited scar formation and promoted hair follicle regeneration in skin burn wound healing by releasing bioactive components like SiO32−, Fe3+, and Fe-Cur chelates.
3 citations
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November 2022 in “Frontiers in molecular biosciences” This study suggests that in mice, plasmalogens may enhance hair growth by activating TRPC4 channels, which increases calcium influx and subsequently stimulates AMPK in hair follicles.
April 2017 in “Journal of Investigative Dermatology” In this study, researchers demonstrated that the Id2 gene acts as a direct target and effector of BMP signaling, playing a key role in maintaining quiescence in hair follicle stem cells in vivo.
April 2017 in “Journal of Investigative Dermatology” In this study, bovine milk-derived oligosaccharides were found to increase sebocyte proliferation, lipid content, and inflammatory mediator synthesis through the mTORC1 pathway, potentially contributing to milk-based inflammation in sebocytes.
April 2017 in “Journal of Investigative Dermatology” This study found that a single dose of TRP significantly reduced the number of UV-B-induced actinic keratosis lesions in a mouse model and was associated with improved skin histology and minimal side effects.
April 2017 in “Journal of Investigative Dermatology” This study observed that a 3D culture model of hair follicle cells showed an anagen-like phase between days 3 to 6 and transitioned to a catagen-like phase by day 7, highlighting cell differentiation and structural development over time.
April 2017 in “Journal of Investigative Dermatology” This case study reports that a heterozygous missense GJA1 mutation, p.Gly138Ser, in a 2-year-old boy with oculodentodigital syndrome primarily resulted in syndactyly, fifth finger hypoplasia, and hypotrichosis, without neurological or craniofacial abnormalities.
January 2020 in “Elsevier eBooks” This chapter provides an overview of phytochemicals with properties to combat alopecia and discusses the potential of flavonoids, found in several herbs, as a safer alternative to synthetic hair loss treatments due to their long-term skin compatibility.
April 2017 in “Journal of Investigative Dermatology” This study found that anagen hair follicles can quickly regenerate after radiation damage by forming new progenitor cells outside the bulge, bypassing the need for telogen entry.
1 citations
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June 2022 in “Chinese medical journal/Chinese Medical Journal” This study identified two novel mutations in the CDH3 gene causing HJMD in a Chinese patient, expanding the genetic and phenotypic understanding of the disorder.