Tomato calories
1 piece (medium) · 150 g: about 20–30 kcal. 18 kcal per 100 g: 0.9 g protein, 3.9 g carbohydrate, 0.2 g fat.

In portions
| Portion | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 150 g | 20–30 kcal |
| 1 slice | 20 g | 4 kcal |
Nutrition facts (100 g)
| Energy | 18 kcal |
|---|---|
| Protein | 0.9 g |
| Carbohydrate | 3.9 g |
| Sugar | 2.6 g |
| Fiber | 1.2 g |
| Fat | 0.2 g |
| Saturated fat | 0 g |
| Sodium | 5 mg |
Where the calories come from: protein 17% · carbohydrate 74% · fat 9%.
Source: USDA FoodData Central record 170457. The same food can vary by ±10% with its variety, recipe and brand.
Frequently asked questions
Tomato: how many grams and calories in 1 piece (medium)?
1 piece (medium) is about 150 g on average and has about 20–30 kcal.
Tomato: how many calories in 100 grams?
Per 100 g there are 18 kcal, 0.9 g of protein, 3.9 g of carbohydrate and 0.2 g of fat.
Tomato: does it make you gain weight?
No single food makes you gain weight on its own; your weight depends on the day’s total calories. 1 piece (medium) has about 27 kcal: about 1% of a 2,000 kcal day (the reference on nutrition labels). Its energy density is very low (0.2 kcal per gram): you can eat more of it for the same calories. Most of its calories come from carbohydrate.
Write what you ate, let Ayarında do the math
Just write “2 eggs and a slice of cheese for breakfast” or take a photo of your plate; Ayarında calculates the calories and tells you what you can eat for the rest of the day.
Meal ideas with it
- Bazlama, white cheese, tomato, cucumber ~380 kcal
- Boiled eggs, lor cheese, cucumber and tomato (no bread) ~260 kcal
- Cheese toastie, tomato and ayran ~410 kcal
- Boiled eggs, white cheese, tomato, cucumber, olives, whole wheat bread ~440 kcal
Similar foods
Among vegetables, it is one of the lightest: 18 kcal per 100 g (average 45 kcal).
- Green pepper 1 piece (long) ~4 kcal
- Lettuce 1 serving ~9 kcal
- Cucumber 1 piece ~15 kcal
- Purslane 1 serving ~20 kcal · 2 g protein
- Mushrooms 1 serving ~22 kcal · 3 g protein
- Spinach 1 serving ~23 kcal · 3 g protein
- Tomato 1 piece (medium) ~27 kcal · 1 g protein
- Zucchini 1 piece (medium) ~34 kcal · 2 g protein
- Cauliflower 1 serving ~38 kcal · 3 g protein