Eating oatmeal during menstruation will not stop bleeding and has no adverse effect on the normal menstrual cycle. Oatmeal is processed by hulling and grinding oats. Oatmeal contains unsaturated fatty acids, which can lower cholesterol and prevent the occurrence of hyperlipidemic diseases. The soluble fiber contained in oats can promote gastrointestinal motility, relieve constipation, for women with high blood sugar to eat oatmeal during menstruation in the control of blood sugar at the same time, but also provide energy and protein, is conducive to alleviating the symptoms of dizziness and fatigue due to low intake of food during menstruation. Some women who love beauty during menstruation, like to lose weight or beauty by controlling their diet, eating oatmeal can increase collagen synthesis, inhibit the formation of melanin, which is conducive to improving the skin. In addition, oats also contain more vitamin E and flavonoids, which can regulate the female endocrine, which is conducive to the normal regularity of menstruation.