Minoxidil

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FoundMyFitness

An FDA-approved growth stimulant for hair, available topically over-the-counter. It works by converting to minoxidil sulfate in the scalp to stimulate growth but does not prevent miniaturization caused by DHT.

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A topical solution for hair regrowth, used at 15% concentration by Russell Kane (e.g., Duoden brand) after derma rolling.

The Science of Healthy Hair, Hair Loss and How to Regrow Hair

Andrew Huberman

A drug initially developed to treat hypertension that also causes vasodilation, increasing blood flow to hair follicles and extending the anagen phase of hair growth. It is effective at slowing hair loss but less so at reversing it, and can have side effects like low blood pressure and increased prolactin.

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Peter Attia MD

Originally a blood pressure drug, it was found to cause hair growth as a side effect. Now used topically to keep hair follicles in the growing phase and prolong their growth cycle.

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Bryan Johnson

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Peter Attia MD

A topical treatment for hair loss.

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Andrew Huberman

A medication for hair loss that can cause an initial 'shed' of unhealthy hairs before growing new, healthier follicles.

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Tim Ferriss

A topical treatment Tim Ferriss considered for hair loss but did not discuss in detail.

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Andrew Huberman

A topical drug that increases blood flow to the dermal papilla of the hair, thereby promoting new hair growth, analogous to some effects of red light therapy.