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March 2019 in “PLoS ONE” Thyroxine (T4) may help heal skin wounds by promoting new skin and blood vessel growth.
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June 1998 in “The Journal of Clinical Endocrinology & Metabolism” KGF and its receptor are found in enlarged prostate tissue and KGF strongly increases cell growth.
41 citations
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January 2007 in “Journal of Korean Medical Science” Minoxidil and ATRA together boost hair growth more effectively than minoxidil alone.
April 2026 in “Frontiers in Physiology” Polygonum multiflorum root nanovesicles may help hair growth and treat hair loss.
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.
November 2024 in “Stem Cell Research & Therapy” A new method improves the isolation of hair follicle cells for better hair growth research.
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November 2015 in “Experimental Dermatology” Skin RAGE levels are linked to inflammation and cell death.
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January 2022 in “Scientific Reports” Acanthus ebracteatus Vahl. extract and verbascoside may help prevent hair loss and promote hair growth due to their anti-inflammatory properties and ability to protect against cell death.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
20 citations
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December 2015 in “Journal of Pharmacopuncture” Thread-embedding therapy helped hair grow back in mice and might do the same in humans.
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November 2023 in “International Journal of Molecular Sciences” Melatonin helps reduce aging signs in human eyelid skin.
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July 1998 in “Journal of Investigative Dermatology” UVB exposure in human skin causes macrophages to produce more IL-10 and less IL-12, leading to immunosuppression.
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November 2013 in “Cell and Tissue Research” 3 citations
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November 2022 in “Molecules/Molecules online/Molecules annual” The substances improved hair regrowth and protected hair cells in humans and mice.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.
July 2025 in “Journal of Investigative Dermatology” Androgens reduce THY1 in skin cells, leading to less fat, more fibrosis, and worse healing in males.
11 citations
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December 2009 in “Cell stem cell” Sox2-expressing cells can help grow hair and heal skin.
April 2016 in “Journal of Investigative Dermatology” Jasmine extract helps skin cell growth and makes artificial skin thicker, especially when used with skin-derived precursors.
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April 2019 in “Journal of Analytical Science and Technology” Lactobacillus plantarum hydrolysates may help increase hair growth by boosting VEGF production.
August 1994 in “Journal of dermatological science” Mouse hair cells respond to male hormones by growing less, and this can be stopped by certain blockers.
41 citations
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June 2013 in “PLOS ONE” Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.
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November 2019 in “Scientific Reports” Shikimic acid promotes hair growth.
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January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
2 citations
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December 2025 in “Gels” Nano-zinc oxide affects genes linked to cell death, inflammation, and stress in skin cells.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Pulsed red light boosts collagen and energy in cells faster than continuous red light.
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September 2012 in “Life Sciences” Aconiti Ciliare Tuber extract may help hair grow by activating a specific cell signaling pathway.
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January 2016 in “Biological & Pharmaceutical Bulletin” Bee venom helps hair grow and may work better than some common treatments.
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February 2021 in “International Journal of Pharmaceutics” Deer antler velvet serum helps hair grow and is safe for skin.
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October 2021 in “PubMed” Exosomes from human fat stem cells can potentially enhance hair growth and survival, providing a new possible treatment for hair loss.
May 2024 in “The journal of investigative dermatology/Journal of investigative dermatology” β-Catenin is essential for new hair growth after skin injury.