If breastmilk is mildly sweet, it is usually normal. If the breastmilk tastes too sweet, it is not normal and the presence of diabetes needs to be suspected. Whether or not it is normal for breastmilk to be sweet depends on the actual situation and cannot be generalized. In general, if breastmilk is only mildly sweet, it is considered normal, mainly because breastmilk already contains a certain amount of lactose, a disaccharide composed of glucose and galactose, which is good for infants and young children to provide energy and at the same time conducive to the development of the brain. However, if breastmilk is excessively sweet, this is abnormal and is usually suspected to be due to the mother’s diabetes. For mothers with diabetes, breastfeeding is not recommended and they should work with their doctors to control their condition. In conclusion, if you find that your breastmilk tastes abnormal, you should go to the hospital in a timely manner to complete a series of relevant examinations to identify the specific cause, and if necessary, cooperate with the doctor to actively treat the disease and strengthen the management of daily life, so as to avoid delaying the disease.