Dairy and eggs
Cheese calories and nutrition
A slice of generic cheese (21 g) has 80 calories, with 4.3 g of protein, 0.9 g of carbs and 6.6 g of fat. That is 381 calories per 100 g.
Cheese, type not specified. Data: USDA FoodData Central, “Cheese, NFS”. NFS means the cheese type is not further specified. These are generic survey values, not values for every cheese or any particular brand. Use a named cheese page or the package label when you know the type.
Serving size
1 slice · 21 g
80 calories
- Protein
- 4.3 g22% of calories · 9% DV
- Carbs
- 0.9 g5% of calories · 0% DV
- Fat
- 6.6 g74% of calories · 8% DV
- Fiber
- 0 g
- Sugars
- 0.4 g
- Saturated fat
- 3.7 g
- Sodium
- 202.4 mg
Carbs in cheese
A generic cheese slice (21 g) has 0.9 g carbs and 80 calories. NFS means the cheese type is not specified. Sources ↓
Calories in cheese by serving
| Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| 1 slice21 g | 80 | 4.3 g | 0.9 g | 6.6 g |
| 1 cubic inch17.3 g | 66 | 3.6 g | 0.7 g | 5.4 g |
| 1 cup113 g | 431 | 23.4 g | 4.9 g | 35.4 g |
| 100 g100 g | 381 | 20.7 g | 4.3 g | 31.3 g |
Serving weights are USDA’s household measures for this food.
Cheese nutrition facts
Per 100 g, 381 calories: 22% from protein, 5% from carbs and 74% from fat.
| Nutrient | Per 100 g | Per serving1 slice · 21 g | % Daily Value |
|---|---|---|---|
| Calories | 381 | 80 | – |
| Total fat | 31.3 g | 6.6 g | 8% |
| Saturated fat | 17.8 g | 3.7 g | 19% |
| Cholesterol | 95 mg | 20 mg | 7% |
| Sodium | 964 mg | 202.4 mg | 9% |
| Total carbohydrate | 4.3 g | 0.9 g | 0% |
| Dietary fiber | 0 g | 0 g | 0% |
| Total sugars | 2.1 g | 0.4 g | – |
| Protein | 20.7 g | 4.3 g | 9% |
| Vitamin D | 3 µg | 0.6 µg | 3% |
| Calcium | 849 mg | 178.3 mg | 14% |
| Iron | 0.4 mg | 0.1 mg | 0% |
| Potassium | 129 mg | 27.1 mg | 1% |
| Vitamin A | 294 µg | 61.7 µg | 7% |
| Vitamin C | 0 mg | 0 mg | 0% |
% Daily Value is per serving (1 slice), using the FDA’s Daily Values. Calorie shares use 4 calories per gram of protein and carbs and 9 per gram of fat.
How long to walk it off
Walking at 3 mph, a 150-lb adult burns about 3.2 calories a minute on top of what they would burn at rest. So a slice of generic cheese (80 calories) takes about 25 minutes of walking, roughly 2,900 steps.
Compare calories by serving
A slice of generic cheese has 80 calories, 30 fewer calories than ½ cup of cottage cheese (110 calories). The portions weigh 21 g and 112.5 g, respectively.
Related foods to explore
Cheese questions
What is the caloric value of cheese?
Generic cheese has 80 calories and 0.9 g carbs per slice (21 g). Fresh, hard and processed cheeses have different recipes; this record is not a zero-carb claim.
How much protein is in a slice of generic cheese?
A slice of generic cheese (21 g) has 4.3 g of protein, 9% of the 50 g Daily Value. That is 20.7 g per 100 g.
Count it without looking it up.
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See how KaloCam works →Sources
- USDA FoodData Central, Survey (FNDDS 2021–2023): Cheese, NFS (FDC ID 2705704, Survey (FNDDS), published 2024-10-31).
- U.S. Food and Drug Administration. Daily Value on the Nutrition and Supplement Facts Labels.
- Walking time: the method of our walking calorie calculator (2024 Adult Compendium of Physical Activities; CADENCE-Adults for steps).
USDA original dataset records verified October 29, 2026. Nutrients are scaled from per 100 g; calories round to whole numbers and other amounts to one decimal, with trailing zeros removed.
Prepared by the KaloCam team · Updated