How many calories are in tomato?

A 1 undetermined medium whole (2-3/5" dia) (123 g) serving of tomato has about 22 calories. Per 100 g, it has 18 calories.

How much protein is in tomato?

Tomato provides about 1 g of protein per 1 undetermined medium whole (2-3/5" dia) (123 g) serving.

What are the macros in tomato?

Per serving, tomato has roughly 1 g protein, 5 g carbohydrate, and 0 g fat.

Vegetables

Tomato nutrition facts

A 1 undetermined medium whole (2-3/5" dia) (123 g) serving of tomato provides 22 calories, 1 g protein, 5 g carbohydrate, and 0 g fat. The label below toggles between a serving and 100 g.

Calories

1 g

Protein

5 g

Carbs

0 g

Fat

Vitamins & minerals

Per serving (123 g)

Vitamin C: 16.9 mg
Vitamin A (RAE): 51.7 mcg
Vitamin E: 0.66 mg
Vitamin K: 9.72 mcg
Thiamin (B1): 0.05 mg
Riboflavin (B2): 0.02 mg
Niacin (B3): 0.73 mg
Vitamin B6: 0.10 mg
Folate (DFE): 18.4 mcg
Magnesium: 13.5 mg
Phosphorus: 29.5 mg
Zinc: 0.21 mg
Copper: 0.07 mg
Manganese: 0.14 mg

Questions

How many calories are in tomato?: A 1 undetermined medium whole (2-3/5" dia) (123 g) serving of tomato has about 22 calories. Per 100 g, it has 18 calories.
How much protein is in tomato?: Tomato provides about 1 g of protein per 1 undetermined medium whole (2-3/5" dia) (123 g) serving.
What are the macros in tomato?: Per serving, tomato has roughly 1 g protein, 5 g carbohydrate, and 0 g fat.

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Nutrition data from USDA FoodData Central (fdc.nal.usda.gov), public domain. Values are typical figures and can vary by variety, ripeness, and preparation.