Drinking white sugar water after drinking can increase blood volume, thus diluting alcohol concentration, and can also provide necessary glucose for alcohol metabolism in the liver and accelerate alcohol decomposition.

In addition to glucose, eating some starchy foods after drinking, such as steamed bread and bread, can also play a similar role. These foods will be converted into glucose after entering the human body, which will decompose alcohol and increase physical fitness, thus alleviating the discomfort after drunkenness.