The body is in a high metabolic state during the menstrual period, and the demand for nutrients is relatively high, so attention should be paid to the supplementation of nutrients, especially foods that have a blood-supplementing effect. Although it is not easy to gain weight during menstruation, it is not recommended to overeat, if the intake is much greater than the consumption of the body, more than the fat accumulates under the skin to cause fat. During menstruation, activity is relatively reduced, if overeating leads to excessive fat accumulation in the body, will induce the occurrence of obesity. During menstruation, it is recommended to have a light diet, eat more vegetables and fruits, and avoid greasy and cold foods, as greasy foods can easily lead to fat accumulation and cause obesity, and cold foods can induce dysmenorrhea or cause menstrual flow to decrease or stop.