Tomatoes - How Many Calories?

Reviewed by Dyt. Şeyda Ertaş, Registered Dietitian Last reviewed: May 16, 2026

Tomatoes

123 gr
Tomatoes image
22kcal
Carbohydrate4.8 gr %74
Protein1.11 gr %17
Fat0.25 gr %9

Tomatoes Nutrition Values

Nutrients100 gr1 1 Piece (Medium)
Calories(kcal)1822
Carbohydrate (g)3.94.8
Protein (g)0.91.11
Fat (g)0.20.25
Fiber (g)1.21.48
Cholesterol (mg)00
Sodium (mg)56.15
Potassium (mg)237291.51
Calcium (mg)1012.3
Iron (mg)0.30.37
Vitamin A (IU)8331024.59
Vitamin C (mg)13.716.85

Nutritional values are based on the USDA database. Natural variations may occur; this information is for informational purposes only and does not constitute medical advice.

Dietitian's Tips for Consuming Tomatoes

  • Metabolic Effect: Tomatoes exert a powerful antioxidant effect through their lycopene content, helping to protect cells from oxidative damage. Their low calorie density and high water content promote a sense of fullness, supporting a healthy energy balance throughout the day.
  • Consumption Recommendation: Cooking tomatoes significantly increases the bioavailability of lycopene, so including sautéed or oven-roasted tomatoes in at least a few meals per week is highly recommended. When consuming them raw, pairing tomatoes with olive oil boosts the absorption of fat-soluble antioxidants.
  • Caution: Individuals with acid reflux or irritable bowel syndrome should avoid consuming large amounts of tomatoes due to their naturally acidic nature. Additionally, processed tomato products such as canned sauces often contain high levels of sodium, making label reading an important habit.
  • Exercise: The potassium found in tomatoes helps reduce muscle cramps after intense training and supports the restoration of electrolyte balance. Eating fresh tomatoes before exercise provides a light energy source along with valuable hydration support.