Food calories · USDA data
Calories in bacon
44 calories
in 1 slice cooked, 8.1 g
- Protein
- 2.9 g
- Carbs
- 0.1 g
- Fat
- 3.5 g
- Fiber
- 0 g
Bacon has 44 calories. That is USDA's figure for 1 slice cooked, which weighs 8.1 g. Per 100 g, bacon has 548 calories.
Almost all of its calories, 72%, come from fat.
It takes 18 g of bacon to reach 100 calories, which is about 2.3 × 1 slice cooked.
Calories by portion
| Portion | Weight | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|
| 1 slice cooked | 8.1 g | 44 | 2.9 g | 0.1 g | 3.5 g |
| 3 oz | 85 g | 466 | 30.4 g | 1.1 g | 36.8 g |
| 1 oz | 28.3 g | 155 | 10.1 g | 0.4 g | 12.2 g |
| 100 g | 100 g | 548 | 35.7 g | 1.4 g | 43.3 g |
Portion weights are USDA's own. Your bacon may weigh more or less; for an exact number, weigh it and enter the grams in the food calorie lookup.
Where the calories come from
- Protein: 27% of calories (35.7 g per 100 g)
- Carbohydrate: 1% (1.4 g per 100 g, of which 0 g fiber)
- Fat: 72% (43.3 g per 100 g)
Shares use the general factors of 4 calories per gram of protein and carbohydrate and 9 per gram of fat, so they can differ a little from USDA's calorie figure. Daily Values are the FDA's adult Daily Values.
Compared with similar foods
Weight for weight, turkey bacon has the fewest calories of these four (368 per 100 g) and bacon the most (548).
| Per 100 g | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Bacon | 548 | 35.7 g | 1.4 g | 43.3 g |
| Pepperoni | 504 | 19.3 g | 1.2 g | 46.3 g |
| Beef jerky | 410 | 33.2 g | 11 g | 25.6 g |
| Turkey bacon | 368 | 29.5 g | 4.2 g | 25.9 g |
Work out your own portion
The food calorie lookup has 3,070 foods. Pick a portion or type a weight in grams or ounces, then add foods to a plate to see the total for a meal. To see how a meal fits your day, the calorie calculator works out your daily calories.
Questions people ask
How many calories is in bacon?
Bacon has 44 calories. USDA weighs 1 slice cooked at 8.1 g, and bacon has 548 calories per 100 g.
How much protein does bacon have?
1 slice cooked (8.1 g) has 2.9 g of protein, 6% of the 50 g Daily Value. Per 100 g it is 35.7 g.
How many carbs does bacon have?
1 slice cooked has 0.1 g of carbohydrate, including 0 g of fiber, and 3.5 g of fat.
Source: USDA FoodData Central, SR Legacy (2018). USDA entry: Pork, cured, bacon, cooked, baked (FDC ID 167914). Values are averages; a packaged food's label may differ.