learn Melatonin
hormone commonly taken for sleep aid has some topical benefits for hair
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30-35 / 801 resultslearn Adenosine
nucleoside used for hair regrowth stimulant properties
learn Alfatradiol
a synthetic estrogen used topically as an anti-androgen
learn vitamin b3
learn Valproic acid
an anticonvulsant repurposed for hair loss via histone inhibition