Beer does not exist absolute benefits and disadvantages, appropriate consumption of beer can supplement the body’s energy and nutrients, but beer also contains a certain amount of alcohol, a large number of drinking will aggravate the burden on the liver and the emergence of beer belly and other hazards. The main raw material of beer is barley, hops, etc., with low alcohol content, containing a certain amount of protein, carbon dioxide, vitamins and so on. In daily life, no special diseases, or relatively healthy people after drinking beer properly, can promote the body needs energy and nutrients, the health of the body has certain benefits. Although the alcohol content of beer is low, but also contains a certain amount, a large number of drinking beer will aggravate the burden on the liver; and the main raw material of beer is barley, containing more calories, if a large number of long time to drink beer will lead to the accumulation of fat, caused by beer belly. The benefits and disadvantages of beer need to depend on the amount of alcohol consumption and the physical health of the drinking group, but without special circumstances, alcohol consumption is generally not recommended.