Diabetes eating soba noodles blood sugar rise fast, may be related to eating too much, soba noodles starch in the body into glucose. 1. eating too much: soba noodles, although less sugar content, but also contains a small amount of sugar, if you eat too much, or eat the sweet soba noodles, may cause blood sugar rise. 2. starch to glucose: soba contains a lot of starch, starch into the body will be broken down into glucose, absorbed by the small intestine, involved in tissue metabolism, which will lead to higher levels of sugar in the blood, causing a rise in blood sugar. Diabetes can be appropriate to eat buckwheat noodles, buckwheat noodles contain dietary fiber and vitamins, there are certain benefits to the body, but it is not recommended to eat too much, to avoid causing an increase in blood sugar. Diabetic patients are recommended to rationalize their diet under the guidance of a doctor.