research CD133-positive dermal papilla-derived Wnt ligands regulate postnatal hair growth 15 citations , July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
research Human umbilical cord blood mesenchymal stem cells engineered to overexpress growth factors accelerate outcomes in hair growth 21 citations , January 2018 in “The Korean Journal of Physiology and Pharmacology” Modified stem cells from umbilical cord blood can make hair grow faster.
research Role and Mechanisms of Phytochemicals in Hair Growth and Health 2 citations , January 2023 in “Pharmaceuticals” Natural products and phytochemicals may help with hair regrowth, but more research is needed.