Most non-alcoholic beers contain between 17 and 90 calories per 12-ounce serving, with the majority landing in the 50 to 80 calorie range. That’s roughly half the calories of a standard beer, which typically runs 140 to 170 calories. Some ultra-light options dip as low as 10 calories per can.
How NA Beer Compares to Regular Beer
A standard 5% ABV beer averages about 153 calories per 12-ounce serving. Light beers hover around 100 calories. Higher-alcohol styles like IPAs and stouts can reach 300 calories in a pint. Non-alcoholic versions cut those numbers dramatically, but the degree depends on the brand and style.
Here’s where it gets interesting: the calorie savings come almost entirely from removing alcohol. Alcohol contains 7 calories per gram (nearly as calorie-dense as fat), so stripping it out eliminates a major calorie source. However, many NA beers compensate by retaining or adding more carbohydrates and sugar to improve flavor. Some NA beers actually contain more than twice the carbs of their alcoholic counterparts, mostly in the form of sugar added to replace the body and mouthfeel that alcohol provides.
Calories by Style and Brand
The calorie count in non-alcoholic beer varies widely depending on the style. Lighter styles like kolsch and blonde ales tend to be the leanest, while heavier styles like IPAs and stouts carry more calories from residual grains and added sugars. Here’s a snapshot of popular options per 12-ounce serving:
- Surreal Natural Bridges Kolsch Style: 17 calories, 2.8g carbs
- Gruvi Stout: 45 calories, 12g carbs
- Athletic Free Wave Hazy IPA: 70 calories, 5g carbs
- Lagunitas IPNA: 80 calories, 18g carbs
- Sam Adams Just the Haze IPA: 98 calories, 22g carbs
Notice the range: the lightest option is nearly six times lower in calories than the heaviest. Carb counts swing even more dramatically, from under 3 grams to over 20 grams per serving. If you’re watching calories or carbs, the label matters far more than the category.
Ultra-Low-Calorie Options
A few brands have pushed the calorie floor even lower. Partake Brewing’s entire core lineup falls between 10 and 30 calories per 12-ounce serving. Their IPA and pale ale clock in at just 10 calories each, the blonde ale at 15, the red ale at 25, and the dark ale at 30. BrewDog’s Nanny State sits in a similar range. These brands achieve such low numbers by using brewing techniques that leave very little residual sugar or carbohydrate in the finished beer.
For comparison, a can of cola runs about 140 calories, and even most fruit juices exceed 100 calories per serving. At 10 to 30 calories, the lightest NA beers are closer to flavored sparkling water than to any other beverage in the beer aisle.
The Carb and Sugar Tradeoff
Cutting alcohol doesn’t automatically make a beer low-carb. When brewers remove alcohol from a fully fermented beer, or stop fermentation early to prevent alcohol from forming, the leftover liquid often retains significant amounts of unfermented sugars and grain-derived carbohydrates. Some brands add sugar back in to round out the flavor. The result is that certain NA beers pack 18 to 22 grams of carbs per serving, comparable to half a slice of bread.
This matters if you’re managing blood sugar. Non-alcoholic beer has a glycemic index of roughly 80, which is high. In one study, drinking NA beer raised blood glucose levels by about 60 mg/dL, nearly identical to the spike caused by consuming the same amount of pure glucose. If you have diabetes or insulin resistance, choosing a low-carb NA beer (look for options under 5 grams of carbs) can make a meaningful difference.
What Drives the Calorie Differences
Three factors explain why one NA beer has 10 calories and another has 98. First is the brewing method. Some brewers ferment a full-strength beer and then remove the alcohol through heat or filtration. This process can leave behind more residual sugars. Others use restricted fermentation, where special yeasts or shortened brewing times prevent much alcohol from forming in the first place, often resulting in a lighter nutritional profile.
Second is the grain bill. Beers brewed with more malt, oats, or wheat start with more carbohydrates, and not all of those get converted during fermentation. Heavier styles like stouts and hazy IPAs use richer grain combinations, which is why they tend to land higher on the calorie scale even without alcohol.
Third is added ingredients. Some brewers use lactose, fruit purees, or added sugars to improve taste. Others keep the ingredient list minimal. Checking the nutrition panel is the most reliable way to know what you’re getting, and unlike alcoholic beer, NA beers sold in the U.S. are more likely to carry a detailed nutrition facts label since they fall into a gray area between food and alcohol regulations.
How to Find the Lowest-Calorie Option
If your main goal is cutting calories, prioritize lighter styles. Kolsch, pilsner, and blonde ale versions of NA beer consistently come in under 50 calories. Avoid NA beers labeled as hazy IPAs or stouts unless you’ve checked the label, as these styles tend to carry more carbs and calories despite having no alcohol.
Pay attention to carbohydrate and sugar counts, not just total calories. Two beers with similar calorie counts can have very different carb profiles. Athletic’s Hazy IPA has 70 calories with only 5 grams of carbs, while Lagunitas IPNA has 80 calories but 18 grams of carbs. If you’re counting net carbs or watching blood sugar, that gap matters more than the 10-calorie difference.
Keep serving size in mind too. Most NA beers come in 12-ounce cans, but some craft options are sold in 16-ounce pints. A beer listed at 60 calories per 12 ounces works out to 80 calories if you’re drinking the larger format.