Can canned drinks be heated

Canned beverages are usually not recommended to be heated directly, as it may cause the packaging to break or the contents to spoil. Aluminum cans are prone to deformation when heated, and the inner wall coating may release harmful substances at high temperatures; Some beverage ingredients can decompose when heated, affecting taste and nutrition.

Metal tank bodies have strong thermal conductivity, and direct open flame or microwave heating can cause local overheating. Carbonated beverages may experience rapid gas expansion after heating, which may cause the can to burst. Protein and vitamin rich beverages such as dairy products and fruit juices can be damaged by prolonged high temperatures, and acidic beverages may accelerate the dissolution of metal ions. Although some canned tea drinks are labeled as hot drinks, they must strictly follow the packaging instructions for water separation heating.

In special circumstances where heating is required, the beverage can be poured into a heat-resistant container and kept warm over water. Some Japanese and Korean canned coffee products are designed with heat-resistant packaging that can be microwave heated for short periods of time. Chinese medicine canned drinks may use composite materials, and it is necessary to check whether the packaging indicates that it can be heated. Babao Congee and other foods in iron cans are usually sterilized, and it is relatively safe to boil and heat them after opening.

It is recommended to prioritize using glass or ceramic containers to hold heated beverages and avoid repeatedly heating canned drinks. Pay attention to the storage conditions indicated on the packaging when purchasing. Beverages containing active ingredients such as probiotics and vitamins need to be stored refrigerated. Special groups such as pregnant women and children should avoid drinking hot canned drinks that may contain trace amounts of metal leaching. Paper packaging or homemade hot drinks are safer options.