100 citations
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April 2010 in “Expert Opinion on Pharmacotherapy” This article reviews existing treatments for male-pattern hair loss, noting that while they can slow progression, they generally achieve only partial hair regrowth.
59 citations
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August 2003 in “Phytotherapy Research” This study found that a 70% methanol extract from red ginseng stimulated hair growth in mouse vibrissal follicles, suggesting its bioactive components, particularly certain ginsenosides, may promote hair growth.
38 citations
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January 2002 in “Biological & Pharmaceutical Bulletin” This study reported that the aqueous ethanol extract of Lygodii Spora demonstrated in vitro testosterone 5alpha-reductase inhibition and in vivo anti-androgenic activity, potentially due to oleic, linoleic, and palmitic acids.
51 citations
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January 2001 in “Biological & Pharmaceutical Bulletin” This study found that the aqueous ethanol extract of Myricae Cortex demonstrated in vitro testosterone 5alpha-reductase inhibitory activity and in vivo anti-androgenic effects in mouse and hamster models.
12 citations
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January 1988 in “YAKUGAKU ZASSHI” This study found that Polygonum multiflorum and Panax japonicum extracts could promote hair regrowth in mice, suggesting potential use as hair tonics.