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      learn Platelet-Rich Plasma

      growth factors taken from your blood and injected into your scalp to stimulate hair

      learn Estradiol

      an estrogen promoting hair regrowth more commonly used in women

      learn Melatonin

      hormone commonly taken for sleep aid has some topical benefits for hair

      learn Follistatin

      glycoprotein that inhibits TGF-β and promotes hair growth by antagonizing activin