Can Alcohol Affect Blood Sugar Reading?

When alcohol is broken down in the liver, substances are formed. These compounds prevent the liver from producing new glucose. Blood sugar levels drop, and you can soon become hypoglycemic. Drinking might have a 12-hour effect on your blood sugar.

How long should I wait to check my blood sugar after drinking?

The more alcohol you consume, the more frequently you should monitor your blood sugar in the 10 to 12 hours following your consumption. “If you drink one alcoholic beverage, it will take your liver around 1.5 hours to metabolize it,” Harris explains. However, if you have two alcoholic beverages, the processing time doubles to three hours.”

Does alcohol bring up your blood sugar?

  • While modest amounts of alcohol may cause blood sugar levels to rise, excessive alcohol can actually lower blood sugar levels, which can be harmful, especially for persons with type 1 diabetes.
  • Alcohol increases your appetite, which can lead to overeating and disrupt your blood sugar regulation.
  • Alcoholic beverages are generally high in calories, making it more difficult to lose weight.
  • Alcohol can impair your judgment and willpower, leading to bad dietary choices.
  • Alcohol can counteract the benefits of oral diabetic medications and insulin.

Does alcohol affect blood sugar the next day?

In conclusion, we found that drinking alcohol in the evening lowers blood glucose the next morning and increases the risk of hypoglycemia after breakfast in individuals with type 1 diabetes. This is linked to, but not always caused by, a decrease in growth hormone release during night. Patients should be informed about this risk and given advice on how to protect themselves.

What alcohol does not raise blood sugar?

Alcohol with a low sugar or carbohydrate content is the best choice for diabetics.

Light beers, red and white wines, distilled spirits, and low-carb cocktails are all OK, as long as sugary juices or syrups are avoided.

Traditional cocktails, dessert wines, and cream liqueurs, on the other hand, tend to have higher sugar content, which can cause blood sugar levels to surge.

Whatever type of alcoholic beverage you choose, keep in mind that it’s not simply sugar that affects your blood sugar control. It’s the same with booze. As a result, you should drink in moderation and adhere to the guidelines outlined above.

Certain diabetes drugs, such as insulin and sulfonylureas, can raise your risk of hypoglycemia, which is amplified by alcohol. If you’re on medication, check with your doctor to see if and how you can consume alcohol safely.

Does quitting alcohol lower blood sugar?

Stopping drinking alcohol can have a significant impact on your health. It can aid in the stabilization of blood sugar levels and the reduction of blood sugar spikes. You will minimize your chances of obesity and improve your blood sugar levels if you stop drinking alcohol.

What happens if a diabetic drinks too much alcohol?

Insulin, a hormone generated by the pancreas, is a critical regulator of blood sugar levels. The pancreas does not create enough insulin (type 1 diabetes) or the body does not respond to insulin properly (type 2 diabetes) (type 2 diabetes). Diabetics who drink alcohol can have their blood sugar control deteriorated. Long-term alcohol consumption in well-nourished diabetics, for example, can lead to high blood sugar levels. Long-term alcohol consumption in diabetics who are malnourished, on the other hand, might result in dangerously low blood sugar levels. Heavy drinking can induce the accumulation of specific acids in the blood, which can have serious health repercussions, especially in diabetics. Finally, drinking alcohol might exacerbate diabetes-related medical concerns like fat metabolic issues, nerve damage, and eye illness.

Should I skip metformin when drinking alcohol?

Doctors usually advise against drinking alcohol while taking metformin because it does not help with diabetes management and is dangerous. When a person takes metformin while drinking high amounts of alcohol, the side effects can be fatal.

How long should you not drink alcohol before a blood test?

Some blood tests, such as those that examine liver function or triglyceride levels, may require you to abstain from drinking alcohol for the whole 24 hour period. Alcohol can stay in your circulation for several days in trace amounts. If you have any concerns about your alcohol use, talk to your doctor before your test.

Also, inquire with your doctor about whether you can smoke cigarettes before the test or if you should refrain from doing so during your fast.


Alcohol can also influence blood sugar and fat levels, causing blood tests that need fasting to yield erroneous findings. If a person is required to fast before to a blood test, they should also abstain from consuming alcoholic beverages.


Smoking can also impact the outcome of blood tests. If a person is required to fast before undergoing a blood test, they should refrain from smoking. If you vape, you may continue to do so during your fast.

How Nuffield Health can help you get a blood test

We provide a wide range of blood tests at Nuffield Health, including those that need fasting.

A selection of standard blood tests are included in our in-depth Health Assessments, which will provide you with a comprehensive picture of your overall health and fitness.

You may quickly arrange and purchase blood tests online through our pathology direct service if you’re looking for a specific blood test or have been referred for one by a medical expert.