January 2003 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Testosterone therapy can improve skin and hair in men with low testosterone but may cause skin irritation with certain treatments.
24 citations
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May 2010 in “Hautarzt” Different hormones affect hair growth and conditions, with some causing hair loss and others promoting it.
11 citations
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January 2000 in “Der Hautarzt” Male hypogonadism affects skin and hair, causing thin skin, less hair, and skin reactions to treatment.
May 2023 in “International Journal of Trichology” A witch-hazel-based 5% minoxidil solution is effective and safe for women with hair loss who didn't respond to regular minoxidil, especially if they're sensitive to propylene glycol.
11 citations
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January 2014 in “International Journal of Trichology” Witch hazel-based hair products improved scalp irritation and were well-tolerated.