February 2024 in “ACS Omega” This study found that the topical Shen Bai hair growing decoction may improve androgenetic alopecia in mice by suppressing TNF-α and IL-6 levels, enhancing follicle density, and reducing apoptosis.
This study investigated the effect of Astragalus membranaceus extract on hair regrowth in C57BL/6 mice with natural hair loss in the telogen phase, but specific results are not provided in the abstract.
November 2021 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found that topical resveratrol significantly promotes hair growth in mice and may protect human dermal papilla cells from oxidative damage, suggesting its potential as a treatment for hair loss.
7 citations
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July 2022 in “Pharmaceutics” This study found that a dissolvable microneedle device delivering rapamycin and epigallocatechin gallate nanoparticles significantly enhanced hair regrowth in C57BL/6 mice within 7 days, demonstrating increased hair shaft growth and follicle density with minimal inflammation compared to untreated mice.
32 citations
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December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” This study found that the effectiveness of 17-beta-estradiol in inhibiting hair growth depends on its application method, and noted significant sex differences in response to 17-alpha-estradiol in male and female mice.
In this study, the n-hexane fraction of wheat bran significantly promoted hair growth in rat vibrissa follicles and triggered the telogen-anagen transition in C57BL/6 mice, likely through cell cycle and Wnt/β-catenin signaling pathways.
6 citations
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March 2011 in “Experimental Dermatology” This study found that an imbalance of selenium in a C57BL/6 mouse model led to hair loss with color change and was linked with changes in hair follicle apoptosis markers.
4 citations
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January 2009 in “Acta agriculturae Serbica” This study observed that both excessive and deficient selenium levels in a C57BL/6 mouse model were associated with hair loss and changes in hair follicles, likely due to alterations in the hair follicle cycle and increased apoptosis.
5 citations
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March 2022 in “Frontiers in Cell and Developmental Biology” This study found that exosomes derived from bovine colostrum promoted hair growth in mice by activating the Wnt/β-catenin pathway, with effects similar to minoxidil but without adverse effects.
May 2020 in “Current developments in nutrition” This study suggests that retinoic acid synthesis and signaling may play a role in maintaining refractory telogen, potentially inhibiting the hair cycle in mice fed varying levels of vitamin A.
75 citations
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October 2002 in “Journal of Dermatological Science” This study found that Sophora flavescens extract may promote hair growth in mice by inducing earlier hair cycle changes and regulating growth factors in dermal papilla cells.
1 citations
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November 2014 in “Journal of Biomedical Optics” This study introduced a noninvasive spectroscopy method to assess hair follicle stages in mice by measuring skin diffuse reflectance and melanin dynamics, offering a potential tool for hair regeneration research.
2 citations
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March 2022 in “Applied sciences” In this study, Lespedeza bicolor extract was found to enhance dermal papilla cell proliferation and extend the anagen phase in mice, suggesting its potential as a treatment for alopecia.
54 citations
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January 2013 in “BMC Complementary and Alternative Medicine” In this study, topical application of Thuja orientalis extract promoted hair growth by inducing the anagen phase and increasing hair follicle size and number in telogenic mice.
109 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production is closely linked to the active growth phase of hair in mice and may also influence hair growth itself.
103 citations
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April 2005 in “Experimental dermatology” This study found that PGF2alpha analogues and PGE2 stimulated hair follicle activity in mice, with PGF2alpha analogues also linked to potential side effects like poliosis when used as eye treatments.
2 citations
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January 2002 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” This study found that Sophora flavescens extract promoted hair growth in mice by advancing the hair cycle and may inhibit acne-causing bacteria, though it did not affect in vitro hair follicle cell growth.
4 citations
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June 2021 in “Frontiers in Pharmacology” This study found that injecting bone marrow-derived mesenchymal stem cells and conditioned medium into mice promoted hair follicle stem cell proliferation and transition to active growth phases, suggesting potential clinical targets for hair loss treatment.
9 citations
,
January 2018 in “BioMed Research International” This study found that topical application of TSG from Polygonum multiflorum promoted hair regrowth in depilated mice, potentially through the inhibition of apoptosis-related proteins.
6 citations
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December 2019 in “BMC Complementary and Alternative Medicine” This study found that the alcohol extract of Vernonia anthelmintica may counteract stress-induced hair follicle growth inhibition in mice, potentially offering a new approach for treating stress-related hair loss.
3 citations
,
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that topical curcumin can initiate hair growth in mice by acting as a JAK inhibitor but could not fully reverse alopecia areata, likely due to insufficient penetration to deeper skin layers.
This study found that Chrysanthemum zawadskii extract may promote hair growth by inducing an earlier conversion of telogen to anagen and increasing the proliferation of dermal papilla cells in mice and human hair follicle cultures.
8 citations
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June 2023 in “Acta Biochimica et Biophysica Sinica” In this study, a subcutaneous injection of recombinant RSPO1 was found to activate hair follicle stem cells and enhance hair regeneration in mice by stimulating the Wnt/β-catenin signaling pathway, suggesting its potential as a treatment for hair loss.
29 citations
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January 2021 in “Journal of nanobiotechnology” In this study, exosome-mimetic nanovesicles derived from neural progenitor cells promoted hair follicle regeneration in mice by activating the Wnt/β-catenin signaling pathway.
March 2026 in “Food Science and Biotechnology” In this study, oral administration of blue honeysuckle fruit extract was found to promote hair growth in mice by enhancing dermal papilla cell proliferation and activating β-catenin signaling, suggesting its potential use as a food or cosmetic product for hair regeneration.
December 2018 in “Zenodo (CERN European Organization for Nuclear Research)” This study found that topical application of a Biofield Energy Healing-treated mixture of herbal extracts in mice increased hair growth and melanogenesis compared to untreated extracts.
26 citations
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October 2016 in “Biomolecules & Therapeutics” This study found that 3-Deoxysappanchalcone may stimulate hair growth in mice by promoting proliferation of hair follicle dermal papilla cells through WNT/β-catenin and STAT signaling modulation.
3 citations
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January 2024 in “In Vivo” In this study, mice on a methionine-deficient diet experienced hair loss, which was not remedied by homocysteine supplementation; hair regrowth only resumed after methionine was reintroduced, suggesting dietary methionine is essential for hair maintenance.
36 citations
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February 2017 in “BMC Complementary and Alternative Medicine” In this study, Geranium sibiricum L. extract promoted hair growth in vitro with human dermal papilla cells and in vivo in mice, outperforming minoxidil by proliferating cells and stimulating growth factor expression, suggesting its potential as a hair growth treatment.
March 2024 in “Medical lasers” Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.