Peter Attia· MD
these are what we call high glycemic foods and which means that they re have a fair amount of uh starch that gets broken down to glucose in the gut so when you eat bread you actually generate a fair amount of glucose and if you have like a continuous glucose monitor and things like that you can actually see a rise in your blood glucose when you eat bread or rice or potatoes it will go up and it's also going up in your livers