Tomato
18 kcal per 100g
Tomato has 18 kcal per 100 g, and 1 small (91 g) comes to about 16 kcal, with 0.8 g protein, 3.5 g carbs and 0.2 g fat.
Kairo logs Tomato from a photo: the app estimates the portion on the plate and fills in calories and macros from reference data, no typing needed.
Your portion
Type the grams or the calorie budget you have left.
- 0.9 g
- Protein
- 3.9 g
- Carbs
- 0.2 g
- Fat
100 g ≈ 1 % of a 2,000 kcal reference intake. Work out your own daily need
Nutrition Facts
Serving size: 100g
Compare with: Asparagus · Beetroot · Bell Pepper (red)
Health Info
Tomatoes are the richest dietary source of lycopene, a carotenoid linked in observational studies to lower risk of prostate cancer and cardiovascular disease. Cooking and pairing with fat (olive oil) substantially increases lycopene bioavailability.
Macros per 100g
Values per 100 g are based on recognised nutrition reference data. Last reviewed: May 2026. View sources
Track Tomato in Kairo
Just photograph it. Kairo's AI reads the portion and the nutrition. Three seconds later the calories and macros are in your log, no typing.
Get Kairo on the App StoreFrequently Asked Questions
- How many calories are in Tomato?
- Tomato has 18 kcal per 100 g. A typical 91 g serving contains about 16 kcal.
- How much protein is in Tomato?
- Tomato provides 0.9 g of protein per 100 g.
- How many carbs are in Tomato?
- Tomato contains 3.9 g of carbohydrates per 100 g, of which 2.6 g is sugar.
- How much fat is in Tomato?
- Tomato contains 0.2 g of fat per 100 g. It also provides 1.2 g of fiber per 100 g.
- Is Tomato good for weight loss?
- With only 18 kcal per 100 g, Tomato is low in calories and fits easily into a weight-loss diet.
- Can I log Tomato in Kairo from a photo?
- Yes, photograph the plate and Kairo estimates the portion of Tomato, then logs calories and macros from reference data. If the portion looks off, you can adjust the grams and the numbers update.