Patients with various gastrointestinal diseases should also try to eat less miscellaneous grains in their daily lives, especially some patients with digestive dysfunction. Eating miscellaneous grains at this time will inevitably increase the burden on the stomach, which will lead to more serious diseases. For example, like some patients with gastric ulcer and duodenal ulcer, whole grains are also difficult to digest. These ingredients are rough after entering the stomach, which is easy to cause physical friction, which will lead to gastrointestinal wound pain.

Diabetic patients should control their food intake properly in their daily life, so as not to lead to the increase and instability of blood sugar, thus inducing complications prematurely. Moreover, these patients should also pay attention to controlling the intake of starch, even the recognized whole grains are extremely healthy, because these foods also contain a lot of rich starch. However, nutrition experts remind diabetics that it is ok to eat miscellaneous grains properly in daily life because it has a certain hypoglycemic effect.

Some people have heard that eating coarse grains is good, so they seldom eat rice and white flour. However, coarse grains are good, but they should be moderate, so as not to increase the burden on the stomach. It is better to eat coarse grains in the morning, noon and evening. For example, drink soybean milk or whole grain porridge in the morning, eat the staple food of "thickness matching" at noon, and eat some digestible porridge at night. Many people think that eating coarse grains is for health, so they often only serve vegetarian dishes, thinking that it is good to eat less fat. In fact, the best partners of coarse grains are meat and eggs.