research Acanthosis Nigricans, Insulin Resistance, and Cutaneous Virilism January 1988 The conclusion is that there's a link between high testosterone levels, insulin resistance, and certain skin conditions, regardless of obesity.
research Caizhixuan Hair Tonic Regulates Both Apoptosis and the PI3K/Akt Pathway to Treat Androgenetic Alopecia February 2023 in “PLOS ONE” Caizhixuan hair tonic helps treat hair loss by promoting hair growth and improving hair follicles.