The berry fruit is definitely sweet but it is the right kind of sweet for sure. Some of the fruits such as blackberries and blueberries have been discovered to help people who are suffering from diabetes. This is due to the fact that these berries are rich in fiber and hence these fruits can be included in the diet of diabetic people. The content of carbohydrates and fiber contained in the raspberries make it one of the most popular forms of fruit used for fixing the problems of diabetes in people. Also, blackberries tend to have an increased level of carbohydrates as well and this can be beneficial.