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      learn Osteopontin

      signaling protein that, when suppressed, may grow hair by reducing inflammation and stem cell loss

      learn Exosomes

      Microscopic delivery system that sends growth-promoting signals to hair follicles

      learn Microneedling

      technique to create small wounds in skin to activate collagen production and hair growth

      learn Estradiol

      an estrogen promoting hair regrowth more commonly used in women

      learn Follistatin

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

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      community My personal thoughts on DHT. belive it or not

      in Research/Science 8 months ago
      The conversation discusses a personal theory on the role of DHT in stress and reproduction, suggesting it converts testosterone for reproductive traits. The discussion includes skepticism and mentions individual differences in physiology and neurochemistry.

      community Is Retinol effective by itself?

      in Treatment  3 upvotes 5 days ago
      Retinol is not effective alone for hair loss; tretinoin is more potent and sometimes mixed with minoxidil. Retinoids do not stop hair loss, and finasteride or dutasteride is necessary for that.

      community risks with finasteride and dutasteride

      in Research/Science  139 upvotes 1 month ago
      Finasteride and dutasteride have potential risks, including post-finasteride syndrome, but are commonly used for hair loss. RU58841, minoxidil, and needling are suggested as alternatives, though all treatments carry risks.