You should not donate blood during your menstrual period. Women should avoid donating blood during their menstrual period. During menstruation, women’s bodies are in a weaker state due to the discharge of menstrual blood, and they are prone to physiological anemia. Donating blood during menstruation can aggravate the symptoms of anemia, which can lead to nausea, weakness, dizziness and other symptoms of anemia. The resistance of the body is lower during menstruation, so donating blood during menstruation will lead to lower resistance, making it easier to contract various diseases and endocrine disorders, which can aggravate menstrual bleeding and prolong the bleeding time. During menstruation, it is recommended to eat more red dates, acacia, pig liver, pig blood, duck blood and other foods with blood tonic effect to relieve the physiological anemia caused by menstrual blood discharge and to replenish the blood volume in the body in time.