North American ginseng extract helped regrow hair in balding mice.
Lactobacillus plantarum L30 can help repair hair follicles and improve hair growth in alopecia.
September 2014 in “Hair transplant forum international” Automated devices are beneficial for hair restoration.
January 2023 in “Laryngoscope” Platelet-rich plasma (PRP) can help restore hair, but the best method for preparing and using it is still unclear.
A patient experienced intense hair loss due to telogen effluvium after scalp contact dermatitis, but hair regrew completely within two months without further treatment.
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January 2025 in “CPT Pharmacometrics & Systems Pharmacology” Ritlecitinib effectively regrows eyebrow and eyelash hair in alopecia areata, with 50 mg being the best dose.
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November 2019 in “Dermatology and therapy” Beard hair extraction improves scalp hair restoration results in East Asian men with severe hair loss.
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September 2020 in “Stem Cell Research & Therapy” Hair follicle stem cells may help repair the brain after a stroke.
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October 2009 in “International Journal of Cosmetic Science” A new keratin treatment can strengthen and protect aging hair.
February 2026 in “Frontiers in Immunology” Ivarmacitinib significantly improved hair regrowth in severe alopecia areata after tofacitinib was less effective.