Sorry, this study, published in Diabetes Care, 36:2981–2987, 2013, cannot be formatted to post here. Its findings on the diabetes drug Metformin are worth reading as they pertain to cognitive impairment. This, along with the dietary recommendations of diabetes nutritional consultants, was what persuaded me to go drug-free and manage my condition [successfully] with lifestyle changes.

You can read it in its entirety here: http://care.diabetesjournals.org/con.../2981.full.pdf