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Can Kudzu root water relieve a hangover?

Apr 30, 2025 Source: Cainiu Health
Dr. Zhang Xiuhong
Introduction
Kudzu root water has a certain hangover-relieving effect, but its efficacy is limited and it cannot completely replace professional hangover remedies or medications. Kudzu root water can alleviate symptoms such as headache, nausea, and vomiting. Its analgesic and antipyretic effects help reduce headaches caused by cerebral vasodilation due to alcohol metabolites, while also protecting the gastric mucosa and decreasing alcohol's irritation to the gastrointestinal tract. Additionally, the saliva-promoting and thirst-relieving properties of kudzu root can improve the dry mouth and throat commonly experienced after alcohol consumption.

Generally, kudzu root water can have a certain degree of alcohol-detoxifying effect, but its efficacy is limited and it cannot fully replace professional alcohol detox methods or medications. Detailed analysis is as follows:

The flavonoid components in kudzu root, such as daidzin and puerarin, can inhibit the oxidation of alcohol, reduce acetaldehyde production, and thereby decrease the metabolic burden on the liver. These components also accelerate the breakdown and elimination of alcohol from the body, shortening its duration of action. Kudzu root enhances the liver's detoxification function by increasing the activity of related enzymes involved in alcohol metabolism, thus reducing the burden on the liver.

Kudzu root water can help alleviate symptoms such as headache, nausea, and vomiting. Its analgesic and antipyretic effects can relieve vasodilatory headaches caused by alcohol metabolites, while also protecting the gastric mucosa and reducing gastrointestinal irritation caused by alcohol. The saliva-promoting and thirst-quenching effects of kudzu root can improve dry mouth and tongue after drinking, and its diaphoretic action aids in expelling alcohol by promoting perspiration.

However, it should be consumed in moderation to avoid discomfort caused by excessive intake. The effective components in kudzu root water are relatively low in extraction rate, so its alcohol-detoxifying effect is mild and cannot completely eliminate the damage alcohol causes to the body. Medical attention should still be sought promptly after excessive alcohol consumption to avoid delaying treatment. Additionally, avoid consuming cold-natured foods such as watermelon and bitter melon together with kudzu root water, as this may exacerbate internal coldness. During consumption, closely monitor bodily reactions, and discontinue use immediately and seek medical advice if severe discomfort occurs.

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