39 citations,
September 2013 in “Journal of Cosmetic Dermatology” Herbs can potentially treat hair loss by inhibiting a key enzyme and promoting hair growth, and deficiencies in zinc, biotin, and iron are linked to hair loss.
40 citations,
August 2018 in “Skin appendage disorders” Some alternative treatments for hair loss might work, but more research is needed.
11 citations,
May 2009 in “Actas Dermo-Sifiliográficas” Some treatments can help hair regrowth in alopecia areata, but none offer a cure, and effectiveness varies.
62 citations,
November 2009 in “Aging Cell” Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.
16 citations,
September 2018 in “Journal of Ethnopharmacology” Plant-based remedies may treat hair loss by reducing inflammation and improving insulin resistance.