🍅 Tomato has 18 calories per 100 g — 22 in 1 medium tomato
Vegetables · Serving: 1 medium tomato (123 g) · Values are USDA-based estimates.
per 100 g
per serving (1 medium tomato)
macros per 100 g
Nutrition table
| Nutrient | Per 100 g | Per serving (123 g) | % Daily Value (per 100 g) |
|---|---|---|---|
| Calories | 18 kcal | 22 kcal | 0.9% |
| Protein | 0.9 g | 1.1 g | 1.8% |
| Carbs | 3.9 g | 4.8 g | 1.4% |
| Fat | 0.2 g | 0.2 g | 0.3% |
| Fibre | 1.2 g | 1.5 g | 4.3% |
| Sugar | 2.6 g | 3.2 g | 5.2% |
| Sodium | 5 mg | 6.2 mg | 0.2% |
| Potassium | 237 mg | 291.5 mg | 5% |
| Calcium | 10 mg | 12.3 mg | 0.8% |
| Iron | 0.3 mg | 0.4 mg | 1.7% |
| Vitamin C | 13.7 mg | 16.9 mg | 15.2% |
% Daily Value is based on US Daily Values (calories 2000, protein 50 g, carbs 275 g, fat 78 g, fibre 28 g, sugar 50 g, sodium 2300 mg, potassium 4700 mg, calcium 1300 mg, iron 18 mg, vitamin C 90 mg). A dash means the value is not available for this food, not zero.
Is Tomato healthy?
With 18 calories and 0.9g protein per 100 g, Tomato sits in the lower-calorie range for everyday foods. As with any single food, what matters most is the overall pattern of what you eat across the day.
This is general information about the food's nutrition profile, not medical or dietary advice for any individual.
How it fits your goals
- General eating: at 18 kcal per 100 g, a serving of 1 medium tomato contributes 22 kcal — easy to slot into a day once you know the number.
- Protein focus: 0.9g protein per 100 g (1.1g per serving) — a modest protein source; pair it with a higher-protein food if protein is your priority.
- Lower-carb eating: 3.9g carbs per 100 g — relatively low in carbs.
General information only — not a personal diet plan.
Similar foods
Compared with Tomato (18 kcal / 100 g): Cherry Tomato has 18 kcal per 100 g. Chayote has 19 kcal per 100 g. Compare any two foods →
Frequently asked questions
How many calories are in Tomato?
Tomato has 18 calories per 100 g, and 22 calories in 1 medium tomato (123 g).
How much protein is in Tomato?
0.9g protein per 100 g, or 1.1g per serving.
How much sugar is in Tomato?
2.6g sugar per 100 g, or 3.2g per serving.
What is a serving of Tomato?
On this page, a serving is 1 medium tomato (123 g). Per-serving values are calculated as the per-100 g value × grams ÷ 100.