How many calories are in a standard 1 slice (25g) of white bread?

A standard 1 slice (25g) (25g) of white bread contains 66 calories, with 2.3g protein, 12.3g carbs, and 0.8g fat according to USDA FoodData Central (FDC ID: 172685).

Is white bread good for a weight loss calorie deficit?

Refined white sandwich bread. Rapidly digested carbohydrate source with minimal dietary fiber. Its macronutrient ratio and micronutrient profile make it a verified whole food choice for structured energy balance.

grainsUSDA FDC ID: 172685(Triticum aestivum)

White Bread Calories & Nutrition Facts

Q: What is the calorie density of white bread per 100g?

Per 100 grams, white bread provides 265 kcal, 9g protein, 49g carbohydrates, and 2.7g dietary fiber.

Quick Answer: A standard 1 slice (25g) of white bread contains 66 calories. Per 100 grams, white bread provides 265 kcal, 9g protein, 49g carbohydrates, and 3.2g fat based on verified USDA FoodData Central records.

Refined white sandwich bread. Rapidly digested carbohydrate source with minimal dietary fiber. Use the interactive portion selector below to calculate exact calories and macronutrients for small, medium, large, or custom gram portions.

Interactive Portion Selector

Calculate Nutrition by Serving Size

grams

Calories

265kcal

per 100 grams (100g)

Protein

14% of energy

Carbohydrates

49g

74% of energy

Total Fat

3.2g

11% of energy

Serving: 100 grams (100 grams)

Comprehensive Nutrition Facts (Per 100g)

Standard laboratory basis: 100 grams edible portion

100 g standard

Calories265 kcal

Total Fat3.2 g

Sodium490 mg

Potassium115 mg

Total Carbohydrate49 g

Dietary Fiber2.7 g

Total Sugars5 g

Protein9 g

Preparation & Cooking Variations

How different cooking methods affect caloric density and moisture content per 100g

Preparation Method	Calories / 100g	Protein	Carbs	Fat	Nutritional Impact
Fresh sliced	265 kcal	9g	49g	3.2g	Standard commercial slice

Nutritional Comparison with Similar Foods

Direct evidence-based comparisons derived from verified database records

White Bread vs Whole Wheat Bread

View Whole Wheat Bread →

White bread offers less satiety and fewer micronutrients compared to whole wheat bread.

Verified Nutrition Data•Source: USDA FoodData Central(ID: 172685)

Verified: 2026-09-01|Provenance Policy|FDC Record ↗

Related grains Foods

White Rice (Cooked)130 kcal / 100g Whole Wheat Bread247 kcal / 100g Plain Bagel250 kcal / 100g

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