July 2026 in “Periodontology 2000” April 2026 in “Dermatologic Clinics” July 2026 in “Journal of the American Academy of Dermatology” Exosomes might help hair regrow, but more human testing is needed.
March 2023 in “Advances in Cosmetic Surgery” Exosomes, tiny cell-released particles, may help hair growth, but their exact role is unclear, they're not FDA-approved, and their unregulated use can cause side effects.
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August 2019 in “Journal of the American Academy of Dermatology” Exosomes from stem cells may help treat hair loss.