Have you ever paused while making a fresh salad or a rich pasta sauce and wondered about the small, oval shaped tomato in your hand? The Roma tomato, also known as a plum tomato, is a powerhouse of flavor and a staple in kitchens around the world. It’s prized for its tangy taste, low seed content, and firm flesh. But beyond its culinary uses, many health conscious eaters want to know the specifics, starting with a simple question: what are the calories in roma tomato? You might be surprised to learn just how light and nutritious this humble fruit really is. They are a fantastic choice for adding flavor and nutrients to your meals without adding significant calories.
How Many Calories in a Roma Tomato?
Let’s get straight to the point. A single, medium sized Roma tomato, which weighs about 62 grams (or 2.2 ounces), contains approximately 11 calories. This incredibly low number makes it a superstar for anyone managing their calorie intake. Since they are so low in calories, you can enjoy them in generous quantities without a second thought.
Of course, not all Roma tomatoes are exactly the same size. To give you a clearer picture, here is a breakdown of the calories in roma tomato based on different serving sizes. This information is based on the nutritional data provided by the U.S. Department of Agriculture (USDA), which states that raw tomatoes contain about 18 calories per 100 grams.
| Serving Size | Approximate Weight | Approximate Calories |
|---|---|---|
| 1 small Roma tomato | 50g | 9 calories |
| 1 medium Roma tomato | 62g | 11 calories |
| 1 large Roma tomato | 85g | 15 calories |
| 1 cup, chopped (~2.5 tomatoes) | 150g | 27 calories |
| Standard 100g serving | 100g | 18 calories |
As you can see, no matter how you slice it, the calories in roma tomato remain impressively low. This makes them an excellent food for adding volume and nutrients to your meals, helping you feel full and satisfied on fewer calories.
A Deep Dive into Roma Tomato Nutrition Facts
The story of the Roma tomato goes far beyond its low calorie count. It’s packed with water, vitamins, and minerals, making it a valuable addition to a balanced diet. The minimal calories in roma tomato are just the beginning of its nutritional benefits. Let’s break down what you get in one medium (62g) Roma tomato.
| Nutrient | Amount per Medium Roma Tomato (62g) |
|---|---|
| Calories | 11 |
| Water | 58.6 g |
| Carbohydrates | 2.4 g |
| Fiber | 0.7 g |
| Sugars | 1.6 g |
| Protein | 0.5 g |
| Fat | 0.1 g |
Macronutrient Breakdown
The macronutrients carbohydrates, protein, and fat are the primary sources of energy in our diet. The low number of calories in roma tomato is a direct result of its macronutrient composition, which is dominated by water and healthy carbs.
Carbohydrates: A medium Roma contains just 2.4 grams of carbs. About half of these come from natural sugars, which give tomatoes their subtly sweet taste, and the other part is beneficial dietary fiber. Fiber is essential for digestive health and helps slow down the absorption of sugar, preventing blood sugar spikes. For those tracking net carbs, a Roma tomato has only about 1.7 grams, making it very friendly for low carb eating plans.
Protein: With about half a gram of protein, Roma tomatoes are not a significant source of this macronutrient. However, every little bit contributes to your daily intake, and it’s part of the complete package that makes this fruit so healthy.
Fat: Roma tomatoes are practically fat free, containing just a trace amount. This makes them a perfect ingredient for heart healthy and low fat diets. The negligible fat content is a key reason for the low overall calories in roma tomato.
Vitamins and Minerals: The Hidden Power of Roma Tomatoes
The true nutritional value of Roma tomatoes shines when you look at their micronutrient profile. They are a rich source of powerful antioxidants, vitamins, and minerals that support overall health. The low calories in roma tomato mean you get a high concentration of nutrients for very little energy cost.
Lycopene: The Antioxidant Superstar
If Roma tomatoes are famous for one thing, it’s lycopene. This is the natural pigment that gives tomatoes their brilliant red color, and it’s also a potent antioxidant. Think of antioxidants as bodyguards for your cells, protecting them from damage caused by free radicals. Roma tomatoes are particularly high in lycopene, and interestingly, its concentration increases when they are cooked. This is why tomato paste and sauce are some of the richest sources of this compound.
Vitamin C: More Than Just an Immunity Booster
A single medium Roma tomato provides about 8.5 mg of Vitamin C, which is roughly 10% of the daily recommended intake. Vitamin C is crucial for a strong immune system, but it also plays a vital role in skin health by promoting collagen production. This low calorie package delivers a significant nutrient boost, highlighting the benefits beyond just the calories in roma tomato.
Potassium: Essential for Heart and Muscle Health
Each medium Roma tomato contains around 147 mg of potassium. This essential mineral is critical for maintaining proper fluid balance, supporting nerve signals, and regulating muscle contractions, including your heartbeat. A diet rich in potassium can also help manage blood pressure by lessening the effects of sodium.
Other Key Nutrients
Beyond the main players, Roma tomatoes also offer a variety of other important vitamins and minerals:
- Vitamin K: Important for blood clotting and bone health.
- Folate (Vitamin B9): Crucial for normal tissue growth and cell function.
- Vitamin A: Present in the form of beta carotene, it supports vision, immune function, and skin health.
Health Benefits of Including Roma Tomatoes in Your Diet
With so few calories in roma tomato and such a rich nutrient profile, it’s no surprise they offer numerous health benefits. Regularly including them in your meals can contribute positively to your long term wellness.
Supports Heart Health: The combination of lycopene, potassium, and Vitamin C makes Roma tomatoes a heart friendly food. Lycopene has been linked to lower levels of LDL (bad) cholesterol, while potassium helps regulate blood pressure.
Aids in Weight Management: Foods that are low in calories but high in water and fiber are perfect for weight management. The low calories in roma tomato combined with its water content help you feel full, which can prevent overeating and support your weight loss goals.
Promotes Healthy Skin: The antioxidants in Roma tomatoes, particularly lycopene and Vitamin C, help protect your skin from sun damage and environmental pollutants. Vitamin C’s role in collagen synthesis helps keep skin firm and youthful.
May Reduce Risk of Certain Health Issues: The powerful antioxidant properties of lycopene have been studied for their potential to reduce the risk of certain chronic diseases. Consuming lycopene rich foods like Roma tomatoes is associated with better health outcomes in numerous studies.
Roma Tomatoes vs. Other Tomatoes: A Calorie Comparison
How do the calories in roma tomato stack up against other popular tomato varieties? While most tomatoes are low in calories, there are slight differences, mainly due to their size and water content. Roma tomatoes are known for their dense, meaty flesh and lower water content compared to larger varieties.
| Tomato Type | Average Size/Weight | Approximate Calories |
|---|---|---|
| Roma Tomato | Medium (62g) | 11 |
| Cherry Tomato | 1 tomato (17g) | 3 |
| Grape Tomato | 1 tomato (8g) | 2 |
| Beefsteak Tomato | Large (182g) | 33 |
On a gram for gram basis, all tomatoes are very similar in their calorie count. The main difference comes from their typical usage and size. Because of their lower moisture content, Romas are the preferred choice for making thick, rich sauces and pastes. Knowing the specific calories in roma tomato helps you make informed choices for your recipes.
Incorporating Low Calorie Roma Tomatoes into Your Meals
The versatility of Roma tomatoes makes them easy to add to any meal of the day. Their firm texture holds up well both raw and cooked. Thanks to the very low calories in roma tomato, you can use them freely to bulk up your dishes with flavor and nutrition.
Fresh Ideas:
- Salads: Chop them up and add them to any green salad for a pop of color and a tangy bite.
- Bruschetta: Dice Romas and mix with garlic, basil, and a drizzle of olive oil for a classic appetizer.
- Sandwiches and Wraps: Their lower water content means they won’t make your bread soggy as quickly as other varieties.
- Fresh Salsa: Combine diced Romas with onion, cilantro, jalapeño, and lime juice for a vibrant pico de gallo.
Cooked Creations:
- Pasta Sauce: Romas are the gold standard for homemade sauces due to their rich flavor and meaty texture.
- Roasted Tomatoes: Halve them, toss with olive oil and herbs, and roast until caramelized to bring out their natural sweetness.
- Soups and Stews: Add chopped Romas to soups for a foundational flavor base. They break down beautifully to thicken any broth.
Frequently Asked Questions About Calories in Roma Tomato
Here are answers to some common questions people have about the nutrition and calories in roma tomato.
Are Roma tomatoes good for a keto diet?
Yes, Roma tomatoes can be a great addition to a ketogenic diet when eaten in moderation. With only about 1.7 grams of net carbs per medium tomato, they can easily fit into a daily carb limit. They provide essential electrolytes like potassium, which can be beneficial on a keto diet.
Do cooked Roma tomatoes have more calories than raw ones?
Cooking itself does not add calories to a tomato. However, cooking removes water, which concentrates the nutrients and calories by weight. For example, a cup of cooked tomato sauce will have more tomatoes (and thus more calories) than a cup of raw, chopped tomatoes because the volume is reduced. The basic calories in roma tomato (a single one) does not change, but the preparation method might affect the final calorie count of the dish, especially if oil is added.
How many calories are in a can of Roma tomatoes?
The calories in canned Roma tomatoes will vary by brand and preparation. A can of whole peeled Roma tomatoes in juice will have a calorie count very similar to fresh ones, typically around 20 25 calories per 1/2 cup serving. Always check the nutrition label on the can, as some products may have added sugar or salt.
Does the color of a Roma tomato affect its calorie count?
No, the calorie count remains consistent regardless of the exact shade of red. However, a deeper red color often indicates a higher concentration of the antioxidant lycopene. A fully ripened Roma tomato will offer the best flavor and the highest level of nutrients. The low calories in roma tomato is one of its most stable features.
Conclusion
The Roma tomato is a true nutritional champion. It delivers a rich, tangy flavor and a wealth of health benefits for an incredibly small calorie investment. With just 11 calories in roma tomato (a medium one), it is an ideal food for anyone looking to eat healthily, manage their weight, or simply add more vibrant, natural ingredients to their meals. Packed with lycopene, Vitamin C, and potassium, this versatile fruit supports everything from heart health to glowing skin. So, the next time you’re in the kitchen, you can feel great about reaching for a handful of Roma tomatoes, knowing you’re making a delicious and intelligent choice for your body.
