Alcohol packaging warning messages are warning messages that appear on the packaging of alcoholic beverages concerning their health effects. They have been implemented in an effort to enhance the public's awareness of the harmful effects of consuming alcoholic beverages, especially with respect to foetal alcohol syndrome and alcohol's carcinogenic properties. In general, warnings used in different countries try to emphasize the same messages. Warnings for some countries are listed below. Such warnings have been required in alcohol advertising for many years, although the content of the warnings differ by nation.