Calories in White bread
100 g of White bread has about 266 calories. At the reference weight of 25 g, that is about 67 calories. Enter the amount you actually eat to calculate your portion.
Calories per 100 g
266 kcal
calories per 100 g
- Protein
- 8 g
- Fat
- 3.3 g
- Carbs
- 49 g
These are reference values. Ingredients and preparation can change the result.
Macros in White breadCalculate calories for your portion
Enter the weight to calculate calories and macros here. No sign-up required.
In your portion
67 kcal
- Protein
- 2 g
- Fat
- 0.8 g
- Carbs
- 12.3 g
How to calculate calories in White bread
Multiply the calories per 100 g by your portion weight, then divide by 100. For the reference 25 g portion, the calculation is:
266 × 25 ÷ 100 ≈ 67 kcal
Reference portion: slice (25 g). This is an example amount, not a recommended portion. Weigh your food when possible: a cup, slice or piece can vary in size.
Check that the entry matches the food you have, including its preparation. If raw or cooked is not specified, check your label or a matching nutrition reference before logging it.
Calories by portion size
| Portion | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|
| 25 g | 67 kcal | 2 g | 0.8 g | 12.3 g |
| 50 g | 133 kcal | 4 g | 1.7 g | 24.5 g |
| 100 g | 266 kcal | 8 g | 3.3 g | 49 g |
| 200 g | 532 kcal | 16 g | 6.6 g | 98 g |
Additional nutrients · 100 g
- Fiber
- 2.5 g
- Sugars
- 4.1 g
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How FoodWarz works →What changes the calories?
Oil, sauces, sugar, toppings, cooking method and portion weight can change white bread calories quickly.
FAQ
How many calories are in a 25 g portion of White bread?
Using this reference entry, 25 g has about 67 calories. The calculator scales the per-100 g value; it does not identify your recipe or brand.
Can I use the same number for any cup, slice or piece?
No. Household measures and individual pieces can have different weights. Use the gram weight of the edible portion, or the serving weight printed on your package.
Is white bread good for calorie tracking?
Yes, as long as you track portion size. The biggest source of error is usually weight, sauces, oil and mixed ingredients.
How White bread compares
Of the 6 other foods in this table, 5 have fewer calories per 100 g than White bread and 1 has more.
| Food | Calories | Protein | Fat | Carbs |
|---|---|---|---|---|
| White bread (this page) | 266 kcal | 8 g | 3.3 g | 49 g |
| Whole wheat bread | 247 kcal | 13 g | 3.4 g | 41 g |
| Sourdough bread | 260 kcal | 8.5 g | 1.2 g | 51 g |
| Rye bread | 259 kcal | 8.5 g | 3.3 g | 48 g |
| Bagel | 250 kcal | 10 g | 1.5 g | 49 g |
| TortillaFewest calories | 218 kcal | 5.7 g | 4.9 g | 39 g |
| Pita breadMost calories | 275 kcal | 9.1 g | 1.2 g | 55.7 g |
Data sources
Reference values are compiled from USDA FoodData Central, Open Food Facts and curated food databases. Your actual portion may differ by recipe, brand and cooking method.
Nutrition data methodologyNutrition values are estimates for calorie tracking and may vary by recipe, brand, cooking method and portion size. Not medical advice.
Last updated: October 3, 2026