Beer is generally not drinkable after the expiration date. Beer is a common drink, mostly fermented from wheat malt and barley malt, and contains a large amount of carbohydrates, alcohol, and other substances, and alcohol is a class of carcinogens, so it is not recommended to drink alcohol in daily life. If you find drinking beer over the shelf life, there may be cloudy liquid, and may also produce bacteria, etc., resulting in the original food properties of the beer changed, if the deterioration of the beer into the human body, it will have a certain impact on human health, such as diarrhea and other discomforts, so the beer is not recommended to drink after the expiration date. When buying food, pay attention to the shelf life, avoid eating expired and spoiled food.