Corn is a form of staple food, which contains the main ingredient is carbohydrate, that is, sugar, of course, different corn it is not the same form of existence, which contains sugar and calories are also different.
Fresh corn has more water in it, so the sugar content is relatively low. If it is made into cornmeal, then this can be eaten as a staple food, and it contains about the same amount of carbons as ordinary white flour and white rice. Therefore, when we eat corn, especially for the part of the population with high blood sugar, do not eat too much corn at one time, because if you eat too much will also have a more obvious effect on blood sugar.
We can eat corn as a form of staple food, because if you simply let the diabetic patient choose a single form of staple food, diabetes diet, he will not be long-term adherence, so we can change the form of staple food, corn as an alternative, to choose.