Calories in 1 Oz of White Bread
1 oz of white bread (28 g) has 76 calories. That is 4% of a 2,000 calorie diet.
The calories come from 2.7 g of protein, 1 g of fat and 14 g of carbohydrates, a split of 14% protein, 12% fat and 74% carbs. For comparison, 2 oz of white bread has 151 calories. Burning 76 calories takes about 14 minutes of brisk walking or 6 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
White Bread Calorie Calculator
Your meal
Add portions from any food page to build a meal total. It stays in this browser.
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 1 oz of white bread?
1 oz of white bread weighs about 28 g and has 76 calories.
How much protein is in 1 oz of white bread?
1 oz of white bread has 2.7 g of protein, which is 5% of the 50 g Daily Value.
How many carbs are in 1 oz of white bread?
1 oz of white bread has 14 g of carbohydrates, including 0.7 g of fiber and 1.5 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.
More about white bread
Calories by amount
Amount for a target
Weights and conversions
Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2707598. Original description: Bread, white. Portion weights are USDA household measures.