Periplaneta americana extract promotes hair growth and is safe for treating hair loss.
October 2021 in “QJM: An International Journal of Medicine” PRP injections may help treat hair loss.
January 2026 in “Zagazig University Medical Journal” January 2010 in “West China Journal of Pharmaceutical Sciences” Pterocarpus indcus Willd extracts taken orally can reduce hair loss in rats.
January 2020 in “Journal of translational science”