Calories in 1 Oz of Hard Seltzer
1 oz of hard seltzer (28 g) has 7 calories. That is 0% of a 2,000 calorie diet.
Most of these calories come from alcohol. The rest come from 0.2 g of carbohydrates, 0 g of protein and 0 g of fat. For comparison, 2 oz of hard seltzer has 14 calories. Burning 7 calories takes about 1 minute of brisk walking or 1 minute of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
Hard Seltzer Calorie Calculator
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Hard Seltzer calories by serving size
Common amounts of hard seltzer with calories and macros. Tap a row for its full nutrition page.
Hard Seltzer vs similar foods
Calories per 100 g compared with other alcoholic drinks.
Hard Seltzer: common questions
How many calories are in 1 oz of hard seltzer?
1 oz of hard seltzer weighs about 28 g and has 7 calories.
How much protein is in 1 oz of hard seltzer?
1 oz of hard seltzer has 0 g of protein, which is 0% of the 50 g Daily Value.
How many carbs are in 1 oz of hard seltzer?
1 oz of hard seltzer has 0.2 g of carbohydrates, including 0 g of fiber and 0 g of sugars.
How much hard seltzer is 100 calories?
100 calories of hard seltzer is 417 g, about 14 fl oz of hard seltzer.
More about hard seltzer
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Weights and conversions
Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2710622. Original description: Hard seltzer. Portion weights are USDA household measures.