The treatment was ineffective in humans.
25 citations
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November 2012 in “Phytotherapy Research” Crataegus pinnatifida extract may help increase hair growth and thickness in mice.
3 citations
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June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
22 citations
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November 2012 in “Journal of cosmetic dermatology” Stem cells can rejuvenate skin, restore hair, and aid in wound healing.
291 citations
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April 2010 in “Gastroenterology” Certain proteins, Lgr5 and Lgr6, are important markers of adult stem cells and are involved in tissue repair and cancer development.
7 citations
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January 2013 in “BioMed research international” Hair follicles and deer antlers regenerate similarly through stem cells and are influenced by hormones and growth factors.
1 citations
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October 2013 Different ectodermal organs like hair and feathers regenerate differently, with specific stem cells and signals involved in their growth and response to the environment.
April 2019 in “Journal of Investigative Dermatology” Testosterone affects androgen receptors and lipid storage in cells, while DHEA does not convert to testosterone or affect these receptors in the same way.
68 citations
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August 2014 in “Stem Cells Translational Medicine” Dermal papilla cells help wounds heal better and can potentially grow new hair.
42 citations
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February 2014 in “Stem Cells and Development” Vitamin C helps adipose-derived stem cells grow and may support hair growth.
5 citations
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October 2024 in “International Journal of Biological Sciences” A peptide from hair follicle stem cells can boost hair growth.
November 2023 in “Linköping University medical dissertations” Keratinocytes and adipose-derived stem cells can effectively heal difficult skin wounds.
January 2019 in “Advances in stem cells and their niches” Skin health and repair depend on the signals between skin stem cells and their surrounding cells.
32 citations
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January 2012 in “Clinical & Developmental Immunology” Targeting CD200 could be a new treatment for rheumatoid arthritis.
106 citations
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March 2014 in “BioEssays” We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.
17 citations
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April 2017 in “PLoS ONE” Hair follicle cells can become bone-like cells, useful for bone repair.
2 citations
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March 2018 in “Biotechnology Letters” Scientists created a new cell line from Cashmere goat hair and found that cytokeratin 13 is a unique marker for certain skin cells.
10 citations
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May 2019 in “BMC Complementary and Alternative Medicine” The extract from Bacillus/Trapa japonica fruit helps increase hair growth and could be a potential treatment for hair loss.
3 citations
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August 2012 in “Annals of Diagnostic Pathology” AIDS may cause changes in the scalp that increase infection risk and hair loss.
17 citations
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December 2015 in “BMC Complementary and Alternative Medicine” A new plant extract from Avicennia marina could potentially be used to treat common hair loss.
June 2025 in “Clinical Cosmetic and Investigational Dermatology” Gray hair can potentially be managed or reversed with treatments that boost melanin production and address nutritional deficiencies.
2 citations
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September 2022 in “Frontiers in Immunology” T-regulatory cells are important for skin health and can affect hair growth and reduce skin inflammation.
July 2023 in “JAAD International” Two drugs, finasteride and minoxidil, are approved for hair loss treatment, but new therapies are being developed.
October 2015 in “Regenerative Medicine” Two growth factors, PDGF and FGF2, can potentially be used together to grow enough cells for a hair loss treatment, but their exact function on human cells needs further confirmation.
March 2026 in “Journal of Nanobiotechnology” A new microneedle treatment can effectively repigment skin in vitiligo.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
30 citations
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March 2008 in “Wound Repair and Regeneration” Estrogen affects scalp cell types differently, enhancing some wound healing processes.
September 2025 in “PubMed” Mechanical stimulation and new therapies show promise for hair regrowth.
1 citations
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March 2023 in “International Journal of Trichology” Platelet-rich plasma didn't increase hair length but may help keep hair follicles alive.
February 2025 in “Stem Cell Research & Therapy” Hair follicle regeneration is advancing but still faces challenges in stability and clinical use.