than 50 % of the insulin I used to need, with an A1C that went from 9.2 to 6.5 in 6 months, on way less insulin. The CGM's are a game changer really. In fact, they're almost like a video game, constantly looking at the number and trying to beat the numbers. It really teaches you what different foods and amounts do to your blood sugar, so you make different choices, and want to beat the numbers. Can't believe I resisted the CGM's for so long.