It is also possible to apply masks during menstruation, but it should be noted that sensitive skin should be cautious of using masks, do not use whitening masks. As pregnancy can consume a lot of nutrients, facial skin may lose luster, and elasticity will deteriorate, the color is relatively dull. So, you can apply masks to restore skin color and elasticity during the period of sitting on the moon. And after the skin is easy to dry, applying masks can help to replenish moisture, the water in the mask can penetrate the epidermis stratum corneum, the skin becomes soft, the skin is naturally bright and elastic. But if it is sensitive skin or skin lesions, due to damage to the keratin barrier, poor defense ability, sebaceous membrane is not perfect. In this case, applying a mask may further weaken the skin’s recovery and defense ability. In addition, it is not recommended to apply whitening masks during menstruation, as many whitening masks contain heavy metal substances such as copper and mercury, which may enter the body and even jeopardize the safety of the baby. It is recommended to choose under the guidance of a doctor to avoid affecting the health of mother and baby.