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How Many Calories Are in 81g of Tomatoes?

3 min read

According to nutrition data, a serving of 81 grams of raw tomatoes contains approximately 15 calories. This makes tomatoes an exceptionally low-calorie addition to any diet, rich in water and essential nutrients while being very low in fat and carbohydrates.

Quick Summary

An 81g serving of raw tomatoes contains about 15 calories, making it a very low-calorie food. This portion is high in water and contains minimal fat and carbohydrates, making it an excellent choice for weight management.

Key Points

  • Low-Calorie Count: An 81g serving of raw tomatoes contains only 15 calories due to its high water content.

  • Rich in Lycopene: Tomatoes are a primary source of lycopene, a powerful antioxidant linked to reduced risk of heart disease and some cancers.

  • Versatile for Weight Management: Their low calorie density and high fiber and water content make tomatoes a filling food ideal for weight loss diets.

  • Nutrient-Dense: Besides lycopene, tomatoes provide significant amounts of vitamin C, potassium, vitamin K, and folate.

  • Preparation Matters: Cooking tomatoes can increase lycopene absorption, while eating them raw preserves other heat-sensitive nutrients like vitamin C.

  • A Healthy Food for Overall Wellness: Incorporating tomatoes can support heart health, immune function, and digestive health.

In This Article

Calorie Breakdown of 81g of Tomatoes

For an 81-gram serving of raw, red, ripe tomatoes, the total caloric intake is a modest 15 calories. This low energy density is a result of its high water content, which makes up about 95% of the fruit. The remaining calories come primarily from carbohydrates and a small amount of protein and fat.

Macronutrient Profile for 81g

Breaking down the nutrition of an 81g portion reveals its macronutrient distribution:

  • Carbohydrates: Approximately 3 grams, with a mix of simple sugars like glucose and fructose.
  • Protein: Around 1 gram, contributing a small amount to your daily intake.
  • Fats: A negligible 0.2 grams, ensuring the overall fat content is extremely low.

The Health Benefits of Eating Tomatoes

Tomatoes offer more than just low calories; they are packed with health-promoting compounds. The most notable is lycopene, a potent antioxidant that gives tomatoes their red color.

Key Nutrients and Their Impact

  • Lycopene: This antioxidant has been linked to a reduced risk of heart disease and certain types of cancer, particularly prostate cancer. Cooking tomatoes can actually increase the bioavailability of lycopene, allowing your body to absorb it more easily.
  • Vitamins and Minerals: Tomatoes are a great source of several vitamins and minerals crucial for overall health. These include:
    • Vitamin C: An essential nutrient and antioxidant that supports immune function and skin health.
    • Potassium: Important for regulating blood pressure and maintaining fluid balance.
    • Vitamin K: Vital for blood clotting and bone health.
    • Folate (Vitamin B9): Necessary for cell function and tissue growth, and especially important during pregnancy.

Comparison Table: Calories in Common Produce

To put the 81g tomato calorie count into perspective, here's a comparison with other common vegetables and fruits based on a 100g serving:

Food Item Calories per 100g (Approx.) Notes
Tomatoes (Raw) 18 kcal Low calorie, high in lycopene
Cucumber (Raw) 15 kcal Extremely hydrating, crisp texture
Broccoli (Raw) 31 kcal Good source of fiber and vitamin C
Bell Peppers (Raw) 20 kcal Excellent source of vitamin C
Carrots (Raw) 41 kcal Rich in beta-carotene
Spinach (Raw) 23 kcal High in iron and vitamins

As the table shows, tomatoes are on par with other water-dense vegetables in terms of calorie content, making them a very calorie-efficient choice.

How to Incorporate Tomatoes into a Healthy Diet

Tomatoes are versatile and can be enjoyed in numerous ways. For a low-calorie boost, consider these options:

  • Salads: Add fresh slices of tomatoes to your salads for a burst of flavor and nutrients. A simple caprese salad with mozzarella, basil, and a drizzle of olive oil is both healthy and delicious.
  • Sauces and Soups: Cooking tomatoes into sauces or soups concentrates the flavors and makes the lycopene more available for absorption.
  • Snacks: Eat grape or cherry tomatoes raw for a quick, hydrating, and low-calorie snack. Paired with some hummus, this can be a very satisfying option.
  • Juice: Homemade tomato juice can be a hydrating drink, though it's best to make your own to avoid the high sodium found in many commercial brands.

It's important to remember that preparation can affect the total calories. For example, frying tomatoes in a generous amount of oil will significantly increase the total calories. Stick to roasting, grilling, or eating them raw to keep the calorie count low.

Are Tomatoes Good for Weight Loss?

Yes, tomatoes are an excellent food for weight loss due to their high fiber and water content, which can help increase feelings of fullness or satiety. Eating foods that help you feel full on fewer calories can aid in controlling overall calorie intake. The fiber content supports healthy digestion and regular bowel movements. In addition, the anti-inflammatory properties of lycopene may also play a supporting role in weight management.

Conclusion

In summary, 81g of raw tomatoes contains a minimal 15 calories, making them a fantastic low-calorie addition to your diet. Beyond their low-calorie nature, tomatoes provide a wealth of important nutrients and antioxidants, like lycopene, vitamin C, and potassium, contributing to better heart health, cancer protection, and overall wellness. Whether consumed raw, cooked into sauces, or added to salads, tomatoes are a versatile and nutritious food for anyone looking to eat healthily and manage their weight.

Frequently Asked Questions

There are approximately 18 calories in 100 grams of raw, red tomatoes.

Both cooked and raw tomatoes offer unique benefits. Cooking increases the bioavailability of lycopene, while raw tomatoes retain more vitamin C, which is sensitive to heat.

Yes, tomatoes are excellent for weight loss. They are low in calories and high in water and fiber, which help increase satiety and manage appetite.

The primary antioxidant found in ripe, red tomatoes is lycopene. It is responsible for the fruit's red color and is associated with numerous health benefits.

Yes, eating tomatoes every day is generally healthy and can provide your body with essential vitamins, minerals, and antioxidants as part of a balanced diet.

Tomatoes are a good source of several vitamins, including vitamin C, vitamin K, and folate (vitamin B9).

An 81g serving of tomatoes contains a minimal amount of sugar, around 2 grams. It's a low-sugar fruit, with the carbs mainly coming from simple sugars and fiber.

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.