53 citations
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September 2007 in “Annals of the New York Academy of Sciences” Thymosin beta 4 helps hair grow by boosting stem cell activity.
59 citations
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February 2012 in “Journal of Dermatological Science” Environmental factors at different levels control hair stem cell activity, which could lead to new hair growth and alopecia treatments.
22 citations
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July 1990 in “Acta Dermato Venereologica” High levels of testosterone and dihydrotestosterone inhibit hair cell growth, while high levels of estradiol promote it.
11 citations
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September 2019 in “Dermatologic Surgery” A substance called Vascular Endothelial Growth Factor can protect certain hair follicle stem cells from damage caused by androgens, suggesting a new possible treatment for hair loss.
1 citations
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January 2020 in “Aesthetic Surgery Journal” Platelet-rich plasma and stem cell therapies are accepted treatments for hair restoration, with specific protocols recommended for best results, but more standardization is needed in stem cell use.
1 citations
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January 1992 in “The Nishinihon Journal of Dermatology” Minoxidil sulfate did not enhance hair growth or cell proliferation at tested levels.
October 2025 in “Records of Natural Products” Kaempferol promotes hair growth and could be a natural treatment for hair loss.
August 2019 in “Aesthetic Surgery Journal” PRP can boost hair growth and thickness, especially in early stages of hair loss, but its effectiveness varies and there's no set method or treatment frequency. Stem cells also show promise for increasing hair density.
High concentrations of retinoic acid kill hair follicle stem cells, while low concentrations may help treat skin diseases.
11 citations
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May 1995 in “The journal of investigative dermatology/Journal of investigative dermatology”
14 citations
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March 2019 in “Journal of Cosmetic Dermatology” Activated platelet-rich plasma helps hair growth by boosting growth factors and cell growth pathways in hair cells.
14 citations
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January 2017 in “Pharmacological Reports” TP0427736 may help treat hair loss by blocking a specific protein and promoting hair growth.
3 citations
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September 2022 in “Molecules” Camellia seed cake extract may help hair growth by blocking the hair loss effects of a hormone called DHT.
2 citations
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May 2024 in “European journal of medical research” A special medium from stem cells significantly boosts hair growth and could help treat hair loss.
2 citations
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January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A protein called FERONIA helps control root hair growth in response to cold and low nitrogen by activating nutrient-sensing pathways in a plant called Arabidopsis.
September 2025 in “Stem Cells Translational Medicine” Lithium chloride-treated stem cell exosomes boost hair growth by activating a specific pathway.
February 2024 in “PloS one” Nutraceuticals that promote hair growth do not reduce tamoxifen's effectiveness in breast cancer treatment.
August 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth supplements do not reduce the effectiveness of the breast cancer treatment tamoxifen.
April 2021 in “Journal of Investigative Dermatology” A trial showed that a new treatment is safe and effective for male pattern baldness, with most participants growing new hair.
January 2014 in “프로그램북(구 초록집)” Certain electrical settings can boost hair growth.
6 citations
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January 2024 in “Annals of Dermatology” Dickkopf-related Protein 2 can help hair grow by activating a specific cell pathway.
July 2024 in “Journal of Investigative Dermatology” Topical thyroid hormones may boost hair growth.
December 2021 in “Research Square (Research Square)” Hair growth-promoting nutraceuticals do not block the cancer-fighting effects of tamoxifen and may enhance its action.
62 citations
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June 1993 in “Archives of Dermatological Research”
Avicennia marina extract may help treat hair loss naturally.
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December 1994 in “Planta”
July 2025 in “Underline Science Inc.” ROS influences the growth and structure of Arabidopsis root hairs.
1 citations
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October 2021 in “Journal of Investigative Dermatology” January 2025 in “SSRN Electronic Journal”