55 citations
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October 2008 in “American Journal Of Pathology” mIGF-1 in skin cells speeds up wound healing and hair growth in mice without harmful effects.
53 citations
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March 2014 in “Growth Hormone & IGF Research” IGF-1 injections help mice grow more hair by increasing cell growth and blocking a hair growth inhibitor.
47 citations
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August 2011 in “Journal of The European Academy of Dermatology and Venereology” Laser treatment increases hair density and thickness safely in women with hair loss.
10 citations
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August 2018 in “Dermatologic Surgery” Laser treatment improves hair density and increases growth factors in androgenetic alopecia.
22 citations
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January 2011 in “Indian Journal of Dermatology/Indian journal of dermatology” Cow placenta extract may help hair grow by increasing a growth factor but is less effective than minoxidil.