58 citations
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December 1992 in “British Journal of Dermatology” Rat hair follicles grow longer in vitro, but certain factors can inhibit this growth.
57 citations
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April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
54 citations
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January 2007 in “The Journal of Steroid Biochemistry and Molecular Biology” Vitamin D receptor is essential for hair growth and preventing hair loss.
53 citations
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January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
52 citations
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September 2018 in “International Journal of Molecular Sciences” Ginseng and its compounds may help hair growth and prevent hair loss, but more human trials are needed to confirm this.
50 citations
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October 2011 in “Archives of Biochemistry and Biophysics” Vitamin D receptor is essential for healthy hair growth.
49 citations
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November 2014 in “Journal of Medicinal Food” Red Ginseng Extract may help human hair grow by activating growth pathways and blocking negative effects of certain hormones.
49 citations
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April 2006 in “Journal of Investigative Dermatology” TRPV1 helps regulate hair growth cycles.
47 citations
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April 2000 in “The American journal of pathology” Bcl-2 overexpression protects against UVB damage but worsens hair loss from chemotherapy.
44 citations
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March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.