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Why do I get diarrhea when I drink beer?

2025-11-14 00:55:29 healthy

Why do I get diarrhea when I drink beer?

Recently, many netizens have reported on social media that they experience diarrhea after drinking beer. This phenomenon has triggered widespread discussion, especially during the peak beer consumption period in summer, when similar problems appear more frequently. So, why do I get diarrhea when I drink beer? It may be related to the following reasons.

1. The ingredients in beer irritate the gastrointestinal tract

Why do I get diarrhea when I drink beer?

Beer contains alcohol, carbon dioxide, yeast and other ingredients, which may irritate the gastrointestinal tract. Alcohol, in particular, will speed up gastrointestinal motility and cause diarrhea. In addition, the carbon dioxide in beer may also cause bloating or gastrointestinal discomfort.

Ingredients that may cause diarrheaMechanism of action
alcoholAccelerate gastrointestinal motility and stimulate the intestines
carbon dioxideCauses bloating and increases gastrointestinal pressure
YeastMay cause allergies or indigestion

2. The beer refrigeration temperature is too low

Many people like to drink cold beer, but too low a temperature may irritate the gastrointestinal mucosa, causing gastrointestinal cramps or diarrhea. This is especially true for people with sensitive stomachs.

Beer temperatureEffects on gastrointestinal
0-4°C (chilled)May cause gastrointestinal cramps
4-8°C (refrigerated)Less irritating to the gastrointestinal tract
8-12°C (normal temperature)Better gastrointestinal adaptability

3. Beer does not pair well with other foods

When drinking beer, if it is paired with spicy, greasy or cold food, it may increase the burden on the gastrointestinal tract and cause diarrhea. For example, beer paired with barbecue, hot pot, etc. can easily cause indigestion.

Food that is not suitable with beerPossible symptoms
spicy foodBurning sensation in the intestines, diarrhea
greasy foodIndigestion, bloating
Raw and cold foodGastrointestinal cramps, diarrhea

4. Personal physical reasons

Some people are allergic or intolerant to certain ingredients in beer, such as yeast, malt or alcohol. This group of people are prone to allergic reactions such as diarrhea and rashes after drinking beer.

Constitution typePossible symptoms
alcohol intoleranceFlushing, rapid heartbeat, diarrhea
yeast allergyBloating, diarrhea, rash
malt intoleranceGastrointestinal discomfort, diarrhea

How to avoid diarrhea after drinking beer?

1.Drink in moderation: Reduce gastrointestinal irritation from alcohol.

2.Avoid cold beer: Choose a slightly higher temperature beer to drink.

3.Proper combination of food: Avoid eating with spicy and greasy food.

4.Check for allergens: If diarrhea occurs frequently, it is recommended to check whether you are allergic to beer ingredients.

Summary

Diarrhea after drinking beer may be caused by irritating ingredients in beer, low refrigeration temperature, improper food combination, or personal constitution. This problem can be alleviated by adjusting your drinking habits and paying attention to your diet. If symptoms are severe, it is recommended to consult a doctor.

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