Get Your Free Tomato Nutrition Information Guide

Understanding Tomato Nutritional Composition

Tomatoes represent one of the most nutrient-dense foods available in grocery stores and farmers markets across North America. A medium-sized tomato, approximately 123 grams, contains roughly 22 calories, making it an excellent choice for individuals monitoring their caloric intake. The nutritional profile includes approximately 4.8 grams of carbohydrates, 1.5 grams of fiber, and 1.5 grams of protein, with virtually no fat content. These macronutrient ratios make tomatoes particularly appealing for various dietary approaches, from plant-based eating to balanced nutritional plans.

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The micronutrient content of tomatoes contributes significantly to their health-supporting properties. A single medium tomato provides approximately 17 percent of the daily recommended value of vitamin C, an antioxidant essential for immune function and collagen synthesis. Tomatoes also contain substantial amounts of potassium—approximately 292 milligrams per medium fruit—which supports cardiovascular health and helps maintain proper electrolyte balance. Additionally, tomatoes supply meaningful quantities of vitamin K, important for bone metabolism, and folate, which plays crucial roles in cell division and DNA synthesis.

One of tomatoes' most distinctive nutritional features involves lycopene, a carotenoid pigment responsible for their red color. Research published in various nutritional science journals indicates that lycopene may help support heart health and cellular function. Interestingly, cooking tomatoes or consuming them with healthy fats can enhance lycopene bioavailability, meaning the body can more effectively absorb and utilize this beneficial compound. This makes both fresh tomato salads and cooked tomato sauces valuable additions to nutritional plans.

• Medium tomato contains approximately 22 calories and 4.8 grams of carbohydrates
• Provides 17 percent daily value of vitamin C per medium fruit
• Contains 292 milligrams of potassium for cardiovascular support
• Rich in lycopene, especially when cooked or processed
• Excellent source of fiber at 1.5 grams per medium tomato

Practical Takeaway: Explore both raw and cooked tomato preparations in your kitchen. Raw tomatoes work well in salads and salsas, providing fresh vitamin C, while cooked tomato products like sauce, paste, and juice offer enhanced lycopene availability. Many people find incorporating both preparations throughout the week helps maximize nutritional benefits.

Accessing Free Tomato Nutrition Information Resources

Multiple reliable organizations offer no-cost resources about tomato nutrition information. The United States Department of Agriculture (USDA) maintains the FoodData Central database, which provides comprehensive nutritional details about tomatoes in various forms—fresh, canned, juice, and paste. This resource can be accessed directly through the USDA website without any fees or registration barriers. Many people find this database particularly useful for comparing nutritional values across different tomato varieties and preparation methods.

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The American Heart Association publishes educational materials about cardiovascular-supporting foods, including detailed information about tomatoes and their potential health benefits. These resources address how tomato consumption might help support heart health through various mechanisms. Similarly, the National Institutes of Health offers evidence-based information through their MedlinePlus platform, which includes comprehensive guides about tomato nutrition without requiring subscriptions or payment. Universities across the country maintain cooperative extension services that provide agricultural and nutritional information, often including specific guides about locally-grown tomatoes and their seasonal availability.

Registered dietitian organizations frequently publish nutrition information that can help people understand how tomatoes fit into balanced eating patterns. The Academy of Nutrition and Dietetics offers information about incorporating tomatoes into various dietary approaches. Many municipal libraries provide access to nutrition databases and resources, making professional-quality information available to anyone with a library card. Additionally, produce industry organizations often compile educational materials about tomatoes, though consumers should note these sources may have industry interests.

• USDA FoodData Central provides comprehensive nutritional databases
• American Heart Association offers cardiovascular-focused tomato information
• MedlinePlus supplies evidence-based nutrition guides
• Cooperative extension services provide region-specific resources
• Public libraries often offer access to nutrition databases
• Academy of Nutrition and Dietetics publishes dietary guidance

Practical Takeaway: Visit the USDA FoodData Central website directly and bookmark it for future reference. Create a simple spreadsheet comparing nutritional values of different tomato products you commonly purchase. This personalized resource will help you make informed decisions about tomato selection based on your specific nutritional interests.

Exploring Tomato Varieties and Their Nutritional Differences

Different tomato varieties offer varying nutritional profiles, making exploration of options particularly valuable. Cherry tomatoes, smaller in size at approximately 17 grams each, concentrate nutrients in smaller packages. A single cherry tomato contains roughly 3 calories and maintains the same beneficial compounds as larger varieties, including lycopene and vitamin C. Many people find cherry tomatoes convenient for snacking or adding to various dishes, and their higher skin-to-flesh ratio means increased fiber content relative to their size.

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Roma or plum tomatoes, typically larger and meatier than cherry varieties, contain less water and higher concentrations of certain nutrients per ounce. This characteristic makes them particularly popular for sauce production, where the cooking process concentrates flavors and nutrients further. Beefsteak tomatoes, the largest common variety, contain similar nutritional densities to other tomatoes but provide substantial quantity per fruit. Heirloom tomato varieties—which represent traditional cultivars passed down through generations—may contain varying levels of beneficial compounds depending on their specific genetics and growing conditions.

Processed tomato products deserve attention in nutritional planning. Canned tomatoes, preserved at peak ripeness, often maintain or exceed fresh tomato nutritional value. One cup of canned tomatoes without added salt contains approximately 35 calories and provides significant lycopene. Tomato paste, created by cooking and straining tomatoes, concentrates nutrients dramatically—one tablespoon contains roughly 3 grams of carbohydrates and delivers substantial lycopene in minimal volume. Tomato juice contains similar nutrients to fresh tomatoes but in liquid form, making hydration a secondary benefit.

• Cherry tomatoes: 3 calories each with high skin-to-flesh ratio
• Roma tomatoes: Lower water content, excellent for sauce preparation
• Beefsteak tomatoes: Larger size with similar nutrient density
• Heirloom varieties: Variable nutritional profiles based on genetics
• Canned tomatoes: Comparable or superior nutrition to fresh
• Tomato paste: Highly concentrated nutrient source
• Tomato juice: Liquid delivery system for tomato nutrients

Practical Takeaway: Visit your local farmers market or grocery store and select three different tomato varieties to compare. Use the free USDA database to research their nutritional values, then taste and prepare them in different ways. Document your findings in a simple chart noting flavor, texture, and how each variety performs in your preferred recipes.

Seasonal Availability and Nutritional Optimization

Tomato availability follows seasonal patterns across most North American regions, with peak season typically occurring from June through September in temperate zones. During these months, locally-grown tomatoes offer optimal freshness, flavor concentration, and often superior nutrient retention compared to off-season varieties that travel long distances. Many people find shopping seasonally supports both their nutritional interests and local agricultural systems. During peak season, tomatoes develop higher sugar content and more complex flavor compounds, partially due to extended ripening time under favorable growing conditions.

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Off-season tomatoes available during winter months often originate from greenhouse operations or distant growing regions. While these tomatoes can still contribute to nutritional needs, research suggests they may contain lower concentrations of certain phytonutrients compared to peak-season varieties. However, this difference should not discourage winter consumption—tomatoes remain nutritious year-round. Some people find that seasonal consumption patterns naturally encourage dietary variety, incorporating different produce during different times of year.

Strategic food preservation allows people to access tomato nutrients throughout the year