You can eat red dates and cinnamon during menstruation. For red dates and cinnamon, red dates are mainly for qi and cinnamon is mainly for blood, so red dates and cinnamon are ingredients for both qi and blood. During menstruation is actually the process of blood loss and qi depletion, if the patient belongs to qi deficiency, spleen deficiency, high or low menstrual volume, irregular menstrual cycle, accompanied by a decrease in blood volume, this type of patients can eat red dates and cinnamon during menstruation. Because the menstrual period should be based on the smoothness of the menstrual flow, if the manifestation of Qi deficiency and blood stasis is present, you can take medicines to nourish Qi, nourish Blood and invigorate Blood. For patients with strong Yang heat in the body, combined with heavy menstruation, it is not suitable to eat red dates and cinnamon. If the menstrual flow itself is heavy and you take drugs that nourish Qi, nourish Blood and invigorate Blood, it may aggravate the condition and lead to more menstrual flow and symptoms of anemia. Therefore, you can eat red dates and cinnamon during menstruation, but it is not recommended for patients who have heavy menstruation themselves.