Calories in 100g of White Bread
100g of white bread (100 g) has 267 calories. That is 13% of a 2,000 calorie diet.
The calories come from 9.4 g of protein, 3.6 g of fat and 49 g of carbohydrates, a split of 14% protein, 12% fat and 74% carbs. For comparison, 50g of white bread has 134 and 150g of white bread has 401 calories. Burning 267 calories takes about 48 minutes of brisk walking or 22 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
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White Bread calories by serving size
Common amounts of white bread with calories and macros. Tap a row for its full nutrition page.
| Serving | Weight | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|---|
| 1/2 cup | 20 g | 53 | 1.9 g | 0.7 g | 9.8 g |
| 1 small slice | 24 g | 64 | 2.3 g | 0.9 g | 12 g |
| 1 slice | 28 g | 75 | 2.6 g | 1 g | 14 g |
| 1 oz | 28 g | 76 | 2.7 g | 1 g | 14 g |
| 1 cup | 40 g | 107 | 3.8 g | 1.4 g | 20 g |
| 1 large slice | 43 g | 115 | 4.1 g | 1.5 g | 21 g |
| 2 small slices | 48 g | 128 | 4.5 g | 1.7 g | 24 g |
| 50g | 50 g | 134 | 4.7 g | 1.8 g | 25 g |
| 2 slices | 56 g | 150 | 5.3 g | 2 g | 28 g |
| 2 large slices | 86 g | 230 | 8.1 g | 3.1 g | 42 g |
| 100g | 100 g | 267 | 9.4 g | 3.6 g | 49 g |
| 4 oz | 113 g | 303 | 11 g | 4.1 g | 56 g |
| 200g | 200 g | 534 | 19 g | 7.2 g | 98 g |
White Bread vs similar foods
Calories per 100 g compared with other breads and baked goods.
White Bread: common questions
How many calories are in 100g of white bread?
100g of white bread weighs about 100 g and has 267 calories.
How much protein is in 100g of white bread?
100g of white bread has 9.4 g of protein, which is 19% of the 50 g Daily Value.
How many carbs are in 100g of white bread?
100g of white bread has 49 g of carbohydrates, including 2.3 g of fiber and 5.3 g of sugars.
How much white bread is 100 calories?
100 calories of white bread is 37 g, about 1 1/2 slices of white bread.
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Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2707598. Original description: Bread, white. Portion weights are USDA household measures.