• I have a question about this episode The Science of Healthy Hair, Hair Loss and How to Regrow Hair | Huberman Lab Podcast and this Blood Flow and Hair Can tadalafil improve hair growth?

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    Tadalafil, commonly known by its brand name Cialis, is primarily used for treating prostate health and erectile dysfunction by increasing blood flow. According to in the , there is emerging interest in using low-dose tadalafil (2.5 to 5 milligrams) to increase blood flow to the scalp. This increased blood flow could potentially maintain hair health by supporting the stem cell niche associated with hair follicles, similar to how minoxidil works for hair loss prevention. However, it's important to note that tadalafil is not commonly recognized by most doctors as a method to reverse hair loss; its potential role is more about slowing the rate of hair loss through improved blood flow to the hair follicles 1.