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Updated on November 20, 2023
7 min read

Why Are Sugar Cravings Common in Alcoholics?

Kelly Brown
Elena Borrelli M.S.PAC
Written by 
6 Sources Cited
Kelly Brown
Written by 
6 Sources Cited

Alcohol is naturally obtained by fermenting sugar, which is why alcohol and sugar trigger similar reactions in the brain. Both cause a release of dopamine, which causes happy feelings.

Besides inducing similar sensations, the two substances can also lead to overloading the liver when taken in excess. This can be dangerous for people dealing with alcohol addiction.

In this blog article, we discuss the connection between alcohol consumption and sugar cravings and what it does to your body.

Why Do Alcoholics Crave Sugar?

Alcohol disrupts your body’s ability to manage blood sugar, which can cause reduced blood sugar levels, leading to sugar cravings. Alcoholics crave sugar because their bodies are used to the dopamine spike caused by drinking.

Besides increasing cravings, alcohol consumption affects blood sugar levels in multiple ways. 

When you drink alcohol, your liver becomes preoccupied with metabolizing alcohol. While it’s focused on this, it cannot release enough glucose into the bloodstream. This causes blood sugar to drop temporarily.

Drinking alcohol also causes your pancreas to produce more insulin. Insulin is a hormone that lowers blood sugar levels. Drinking a lot over time also reduces the overall effectiveness of insulin in the body. This results in high blood sugar levels.

Effects of Sugar and Alcohol on the Brain

Dopamine is a neurotransmitter made in the brain and is released in response to a reward or pleasurable experience. Sugar tastes great, and eating or drinking it is rewarding since it causes dopamine release.

People who drink a lot become used to high levels of sugar. When they cut back or quit, their bodies crave the sugar rush they experienced when drinking. 

Consuming too much sugar interferes with the body’s normal response to it, triggering changes in the brain. This can lead to the brain’s inability to shut off the desire to eat once caloric needs are met, which leads to compulsive overeating.1

Because of its effect on the brain, sugar can be as addictive as alcohol. Both stimulate the brain and cause dopamine release, which can lead to addiction. It’s also possible for sugar cravings to replace alcohol cravings.2

How Do Dopamine Levels Affect Your Body?

Alcohol initially boosts dopamine levels, which produces a feeling of relaxation and happiness. However, as a person drinks more and more over time, the brain adapts to the dopamine rush.

The brain starts producing less dopamine from alcohol consumption. Drinking also reduces dopamine receptors in the body and increases dopamine transporters responsible for carrying away excess dopamine.2

Without enough alcohol or sugar in your system to sustain dopamine levels, alcohol withdrawal symptoms will occur.

Are Alcohol Use Disorder (AUD) and Sugar Addiction Related?

Yes, alcohol and sugar cravings are linked. Research shows that sugar consumption triggers dopamine release in the brain. The same thing happens when someone drinks alcohol. It’s possible for someone with a sugar addiction to develop a problem with alcohol eventually.3

There is also evidence that children of parents with alcohol use disorder (AUD) have a higher risk of developing sugar addiction. The genes they receive from their alcoholic parent(s) put them at greater risk of developing alcohol and sugar addictions.3

Craving sugar is common among people who quit alcohol. When they’re no longer getting their “sugar fix” from alcohol, they seek it elsewhere. Unfortunately, satisfying sugar cravings can prolong recovery and lead to other medical complications.

The Role of Diet and Nutrition in Recovery

Diet and nutrition play a significant role in recovery as your body heals from addiction. People in recovery should focus on maintaining a healthy diet that provides the nutrients their bodies lack due to their addiction. The more you can do to support your body’s natural healing ability, the better.

Fulfilling your caloric needs with sugar instead of healthy, nutrient-dense foods to heal during and after detox means you aren’t getting what your body needs. Too much sugar negatively impacts your overall health and prevents your body from recovering.

Eating healthy foods provides your body with important nutrients it’s likely missing due to drinking. Besides eating healthy, it’s also best to avoid high-sugar products, such as highly processed foods.

How Can Sugar Impact Recovery?

Sugar poses a threat of relapse for someone in recovery. This is because your brain is used to the dopamine rush of alcohol, and sugar provides a similar rush.

Like alcohol, sugar is highly addictive since your brain reacts similarly to it. Some people turn to sugar to satisfy their craving for alcohol, swapping one addiction for another. This increases their risk of eventually relapsing and returning to alcohol use.

In addition to increasing the risk of relapse, eating too many sugary foods poses a risk of negative health consequences. For example, sugar consumption may:

  • Affect the brain’s neural pathways
  • Lead to weight gain, which affects self-esteem
  • Create an immediate spike followed by an energy crash
  • Exacerbate unstable moods
  • Increase the risks of type 2 diabetes, cardiovascular disease, and skin problems
  • Trigger feelings somewhat similar to those experienced when drinking alcohol

Nutritional Strategies to Manage Sugar Cravings

Eating a balanced diet is one of the best things you can do to improve your health, regardless of whether you’re battling addiction. Healthy food choices are not just physically beneficial. It’s a form of self-care that helps you improve your self-esteem.

Besides adjusting your diet, there are several things you can do to manage sugar cravings during recovery. For example:

  • Stay hydrated
  • Schedule healthy meals
  • Maintain a regular sleep schedule
  • Wait for cravings and urges to pass before eating anything
  • When you do occasionally indulge, choose natural sweets like dark chocolate or fruits
  • Practice mindful eating
  • Look for support if your sugar cravings feel overwhelming or you believe you’ve swapped one addiction for another

Common Questions on Sugar and Alcoholism

Why do some crave sweets after drinking alcohol?

Craving sugar is common after drinking because alcohol contains sugar. Many people with alcohol use disorder (AUD), in addition to having an addiction to alcohol, also have a physical addiction to sugar.

Is there a potential danger in substituting alcohol with sugar addiction?

Yes. Sugar is not healthy. It’s also substituting one addiction (sugar) for another (alcohol). The short-term physical risks are less with sugar. However, you’re still dealing with an addiction that can cause health problems in the long term.

How long do sugar cravings last after stopping alcohol consumption?

Most people with alcohol addiction develop sugar cravings about 3 days after their last drink.

Sugar cravings are the most intense about a week after the last drink. From there, they taper off eventually, usually within a week or two. However, this depends on how much sugar one consumes during this time.

Does sugar neutralize alcohol effects?

Consuming alcohol and sugar together might feel like it diminishes feelings of drunkenness. This is likely because sugar slows the body’s rate of gastric emptying.5 Because of this, less alcohol enters the bloodstream.

Additionally, sugary alcohol drinks increase dehydration compared to standard alcohol flavors. This worsens hangover symptoms.

What foods and vitamins are beneficial for recovering alcoholics?

There are several foods and vitamins that help recovering alcoholics, including:

B vitamins, including B1, B2, B3, B5, B6, B9, and B12
Vitamin C
Vitamin D3
Vitamin A
Whole grains
Milk
Eggs
Liver
Berries
Citrus
Peppers
Broccoli

Should you completely avoid sugar during recovery?

Having a bit of sugar during recovery will unlikely set you back significantly. However, the more you’re able to avoid it, the better. Not eating sweets during recovery:

Helps you avoid developing a sugar addiction
Reduces the risk of health complications associated with consuming sugar
Eliminates the energy crashes that occur after eating sugar
Prevents sugar-related sleep problems

Summary

Experiencing sugar cravings is common for people with substance abuse issues. Sugar affects the brain’s neurotransmitters, similar to the dopamine rush caused by drinking. This can lead to medical complications, increasing the risk of type 2 diabetes and other cardiovascular diseases.

While it might be a relief to crave something else after quitting alcohol, sugar cravings must also be managed. Eating a healthy diet and recognizing that sugar addiction is a potential risk of a successful recovery can help you avoid transferring your addiction from alcohol to sugar.

If you or a loved one is struggling with alcohol use or you believe you’ve developed a sugar addiction in response to sobriety, support is available. Consult with a medical professional for more information on treatment options you can try.

Updated on November 20, 2023
6 sources cited
Updated on November 20, 2023
All Alcoholrehabhelp content is medically reviewed or fact checked to ensure as much factual accuracy as possible.

We have strict sourcing guidelines and only link to reputable media sites, academic research institutions and, whenever possible, medically peer reviewed studies.
  1. Freeman et al. “Impact of Sugar on the Body, Brain, and Behavior.” Frontiers in Bioscience (Landmark Edition), National Library of Medicine, 2018.
  2. Avena et al. “Evidence for Sugar Addiction: Behavioral and Neurochemical Effects of Intermittent, Excessive Sugar Intake.” Neuroscience & Biobehavioral Reviews, National Library of Medicine, 2008.
  3. Fortuna, J.L. “Sweet Preference, Sugar Addiction and the Familial History of Alcohol Dependence: Shared Neural Pathways and Genes.” Journal of Psychoactive Drugs, National Library of Medicine, 2010.
  4. University of Michigan. “High-Sugar Diet Dampens Release of Dopamine, Triggering Overeating.” Phys.org, 2020.
  5. Steiner et al. “Impact of Alcohol on Glycemic Control and Insulin Action.” Biomolecules, National Library of Medicine, 2015.
  6. Detrano, J. “Sugar Addiction: More Serious than You Think” Rutgers: Center of Alcohol & Substance Use Studies.
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All content created by Alcohol Rehab Help is sourced from current scientific research and fact-checked by an addiction counseling expert. However, the information provided by Alcohol Rehab Help is not a substitute for professional treatment advice.
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