1 citations
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September 2021 in “Skin appendage disorders” This systematic review of five studies found that intradermal and intramuscular botulinum toxin injections showed promising hair growth outcomes for men with androgenic alopecia, but emphasizes caution due to a lack of control groups and small sample sizes.
July 2024 in “Forum Dermatologicum” September 2025 in “Chinese Journal of Plastic and Reconstructive Surgery” This review reports that while botulinum toxin shows potential mechanisms for treating androgenetic alopecia, recent high-quality trials found no significant hair density improvement compared to placebo, indicating it can't yet replace traditional treatments.
January 2025 in “Dermatologic Surgery” This meta-analysis and systematic review found that botulinum toxin injections significantly increased hair count in patients with androgenetic alopecia compared to controls, indicating promising efficacy and good safety.
24 citations
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January 2017 in “Journal of Cutaneous and Aesthetic Surgery” In this pilot study, botulinum toxin was found to be a safe and effective treatment for androgenetic alopecia in most participants, though larger studies are needed to confirm these findings.