24 citations
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December 2010 in “Dermatologic surgery” Botulinum toxin type A injections are not effective for severe alopecia areata.
4 citations
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August 2022 in “Aesthetic Surgery Journal” Botulinum toxin A injections reduce scalp oil for up to 3 months.
Both treatments improve hair growth, but minoxidil is cheaper.
July 2020 in “Journal of The American Academy of Dermatology” Botulinum toxin affects hair follicles, inhibiting TGF-B1 secretion; more research ongoing.
Different botulinum toxin products and concentrations can effectively reduce sweating, itching, bladder pressure, hair loss, and muscle spasms.