The onion is a food, no medicinal value, and does not have the effect of return to the milk. As a common vegetable, onion has a certain stimulation, contains vitamins, trace elements and other nutrients, beneficial to human health, but does not belong to the drug, and does not have the effect of milk. If you need to return to the milk, you need to reduce the body’s prolactin secretion, specifically can be used to reduce nipple stimulation as well as adjust the diet of the method of intervention. If necessary, vitamin B6 and bromocriptine can be used under medical supervision. If you need to return to the breast, it is recommended that you consult a doctor to prevent mastitis from occurring during the process of returning to the breast.