Guinness and Diabetes

Guinness and Diabetes

Not good

Glycemic index:


Calories per 100 g:

35 kcal

Guinness and Diabetes - Is Guinness Safe for Diabetics?

Taking alcohol such as Guinness at a moderate level has proven to have a lot of benefits. But is it okay to drink Guinness if you have diabetes?

For some people, consuming alcohol daily may not cause any harm, but the case may be different for diabetes. 

So what's the link between Guinness and diabetes?

Guinness contains alcohol which is quickly absorbed into the bloodstream, causing a spike in blood sugar levels.

The various effects of drinking beer on the body depend on how much of it is being consumed. This is because consuming low amounts of beer can act as a stimulant, making them happier.

Most beer-like Guinness appears to be low in sugar but higher in carb.

There have been various studies that have pointed to the relevance of diabetics to drinking beer. The studies even suggested that drinking light beer can be beneficial to diabetic people.

What happens When People with Diabetes Drink Guinness?

When alcohol is consumed in excess, over time, they begin to lower the effect of insulin in the body. This, therefore, results in high blood sugar and alcoholic liver disease. 

The blood sugar level of normal fasting is from 70 to 100 mg/dL. However, people with untreated diabetes have a blood sugar level of 126 mg/dL or higher.


What's the Best Way to Take Guinness With Diabetes?


  • Know Yourself - Ensure to know your blood sugar level. You can also put on your medical ID bracelet so that people will know you have diabetes if any emergency occurs.
  • Take Water - For every bottle of Guinness, you take, drink one glass of water too. This will keep you hydrated and cause you to consume less alcohol.
  • Eat Food First - Never drink beer on an empty stomach. This is to reduce low blood sugar. If possible, take a snack while drinking and include carbohydrates in your meal to avoid low blood sugar.



In this article, we have seen the relationship between Guinness and Diabetes, as well as how drinking alcohol or Guinness for the long term is quite dangerous for people with diabetes. 

If a diabetic patient must take Guinness, then it has to be small portions and under the supervision of a doctor to avoid complications.

Nutritional value

  • Protein 0.3 g
  • Carbohydrate 3 g
  • Fat 0 g
  • Fiber 0 g
  • Sugar 0.2 g
  • Cholesterol 0 g

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