HIgh blood sugar levels can cause weight lose and/or lower weight.. As the blood sugar levels raise the body finds it increasly more difficult to utilize/transfer the glucose into usable engery by the cells, so the body will try to source it's fuel it's energy needs, but drawing energy from fat stores in the body, (similar to atkins type fat burning diets, drastically reduce carb intake, forcing the body into kenetic state of buring fat for fuel) the by products are ketones disposed off via the urine, and acidtone that exspells via the lungs.. As fat stores depletes, the body will start to utilize any fat content it can find in mucles including the heart muscle...
For the diabetic, Apart from the long term damage/complication that runing high blood glucose levels, The by products combined with raised blood glucose disrupts the chemical blance of the blood causing DKA at what Blood Glucose has to be the chain reaction of DKA starts to kick in, is dependant on individual tollerance levels... But any diabetic with levels 12mmol/ml or over should be checking for ketones in the urine taking appropiate action to lower blood glucose..
As I am not a fruit smoothy person, how many carbs does it contain?
It is possible dependant of fruit used for a smoothy to be high carb count, and again dependant on fruit used could hit the system very fast..