A typical serving of espresso (1 shot (1 fl oz), 30 g) has about 3 calories. Per 100 g: 9 kcal, 0.1 g protein, 1.7 g carbs, 0.2 g fat. 1 double shot (59 g) comes to 5 calories. In a daily log it contributes close to nothing.
| Serving | Weight | Calories |
|---|---|---|
| 1 shot (1 fl oz) | 30 g | 3 kcal |
| 1 double shot | 59 g | 5 kcal |
| 100 g | 100 g | 9 kcal |
A single shot is 3 calories; every latte builds its count from the milk. On the energy-density scale, 9 kcal per 100 g puts espresso at the very low end.
A typical serving (1 shot (1 fl oz), 30 g) has about 3 calories, and 100 g has 9 kcal. Calories scale with weight, so double the portion means double the number.
There are 0.1 g of protein in 100 g of espresso, which works out to about 0 g per serving (1 shot). Treat it as an energy source rather than a protein source.
There are 1.7 g of carbohydrate per 100 g of espresso, or about 1 g in 1 shot (30 g).
Every value on this page comes from USDA FoodData Central, entry 171891 (SR Legacy). Serving figures are converted from the per-100-g data, so rounding can shift a total by a calorie or two.
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Get JoulesA note on accuracy: calculators like this one provide estimates based on population-level formulas — your real needs vary with genetics, muscle mass, medical conditions, and more. Results are for information only and are not medical advice, a diagnosis, or a prescription. Talk to a doctor or registered dietitian before making significant changes to your diet or exercise, especially if you have a health condition, are pregnant, or are under 18.
Nutrition data: USDA FoodData Central, FDC ID 171891 (SR Legacy). Serving calories are computed from the per-100-g values.
