Hello good morning, I have been 640 g since October, I can only say wonders of it, my life has changed my life.The adaptation period was super fast for me, with the courses you give you learn a lot and you have them 24 hours a day for the doubts or problems you have.My diabetes has improved a lot, in these 6 months the gly had lowered me almost 2 points, hypoglycemia have reduced more than 50%.A Daludo