January 2024 in “Authorea (Authorea)” STK11 gene polymorphism does not predict metformin response in PCOS.
June 2022 in “Biomedical reports” STK11 gene variations do not predict how well metformin will work for PCOS, but may affect hair loss and excess hair growth.
343 citations,
December 2008 in “Endocrine Reviews” Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.
200 citations,
October 2009 in “European journal of endocrinology” Metformin helps manage polycystic ovary syndrome by improving insulin resistance and ovulation, but more research is needed on its full effects.
50 citations,
August 2017 in “Diabetologia” Metformin has limited effectiveness for improving PCOS symptoms and lacks clear benefits, needing more research to confirm its efficacy.