Generally, it is not advisable to drink milk that has been boiled after expiration. Due to the expiration of milk, it already contains some harmful substances to the body, and the nutritional elements have been destroyed, so it is not recommended to drink it.

Expired milk has bred bacteria and lost its nutritional value. Consumption may cause gastrointestinal inflammation, including nausea, vomiting, diarrhea, and in severe cases, fever. Therefore, it is best not to drink expired milk, but it can be used to make face masks.

It is recommended to avoid consuming expired food or drinks in daily life to prevent adverse effects on the body, even leading to poisoning.