January 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.
1 citations
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July 2022 in “Functional foods in health and disease/Journal of functional foods in health & disease” Taking a probiotic supplement twice a day improved hair growth, skin hydration, and metabolic health in adults at risk of metabolic syndrome.
80 citations
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March 2008 in “Contact Dermatitis” Nearly half of the French individuals surveyed reported having a sensitive scalp, more common in women, often linked to hair loss and symptoms like itching, and triggered by factors including shampoos and pollution.
19 citations
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October 2020 in “Gastroenterology report” There is no standard treatment for the rare Cronkhite–Canada syndrome, which can be fatal and lead to cancer.