Job’s tear, red bean and cereal have good effects of strengthening the spleen and stomach and resolving dampness, among which barley can strengthen the spleen and benefit the qi, and at the same time can resolve the dampness in the middle jiao, red bean has a good effect of water and dampness, while cereal has the effect of tonifying the middle jiao and strengthening the spleen and stomach. The three ingredients mixed together can treat patients with spleen deficiency and dampness, mainly seen in loss of appetite, sticky and unpleasant mouth, dizziness, heavy head, sticky stools, for such patients can be treated with barley, red beans and cereals. At the same time barley, red beans, cereal can also be used as a diabetic meal for diabetic patients, because the calories contained in cereal are less, and barley and red beans have certain beneficial effect on dampness, so it has extra advantages for diabetic patients, so barley, red beans, cereal is not only suitable for people with spleen deficiency and dampness, but also has certain benefits for diabetic patients.