Barley more diverse sources of alcohol, such as the more common corn, rye and wheat in the USA. In the US, a grain type may be identified on a whisky label if that type of grain constitutes 51% or more of the ingredients and certain other conditions are satisfied. About 25% of the United States' production of barley is used for malting, for which barley is the best-suited grain. Barley wine is a style of strong beer from the English brewing tradition. Another alcoholic drink known by the same name, enjoyed in the 18th century, was prepared by boiling barley in
Caffeinated alcoholic drink Caffeinated alcoholic drink A caffeinated alcoholic drink is a drink that contains both alcohol (also known formally as ethanol) and caffeine. They often include the ingredients of energy drinks as well. In 2010 and 2011, this type of drink faced criticism for posing health risks to their drinkers. In some places there is a ban on caffeinated alcoholic drinks. Energy drinks are drinks that contain high doses of caffeine and an assortment of ingredients, such as, The counteracting effects of caffeine and alcohol often causes the consumer to drink more than they normally would because of the delayed "drunk" feeling,