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Low-calorie canned diced tomatoes with vitamin C and lycopene
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
½ cup (diced) of Canned diced tomatoes (120 g) has 38 calories. That works out to 32 calories per 100 g. It contains 8.4 g of carbs, 1.7 g of protein, 0.2 g of fat and 2 g of fiber. Its 11.4 mg of Vitamin C covers 13% of the Daily Value. Its glycemic index is 38 (low), so it raises blood sugar slowly.
Selected: ½ cup (diced) · 120 g
38
KCAL / 120G
Carbs
8.4g
· 3% DV
Protein
1.7g
· 3% DV
Fat
0.2g
· 0% DV
Fiber
2g
· 7% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 80% · Protein 16% · Fat 4%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 38 kcal | |
| Total fat | 0.2 g | 0% |
| Saturated fat | 0.04 g | 0% |
| Trans fat | 0 g | |
| Sodium | 216 mg | 9% |
| Total carbohydrate | 8.4 g | 3% |
| Fiber | 2 g | 7% |
| Protein | 1.7 g | 3% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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| Serving | Amount | Calories |
|---|---|---|
| ½ cup (diced) | 120 g | 38 kcal |
| 2 tablespoon (diced) | 30 g | 10 kcal |
| 0.25 cup (diced) | 60 g | 19 kcal |
| 4 tablespoon (diced) | 60 g | 19 kcal |
| 100 g | 100 g | 32 kcal |
| 1 serving (medium) | 150 g | 48 kcal |
| 1 cup (diced) | 240 g | 77 kcal |
| 1 serving (large) | 250 g | 80 kcal |
| 1 can (whole) | 400 g | 128 kcal |
Calculated from 32 calories per 100 g.
Yes, canned diced tomatoes can replace fresh tomatoes in cooked dishes such as pasta sauce, chili, and stew. They are already softened by canning, so add them later or shorten the cooking time if you want the pieces to hold their shape.
No, canned diced tomatoes do not need additional cooking to be safe to eat; they have been heat-processed during canning. Cooking them is still useful for hot recipes because it blends their flavor and reduces excess liquid.
Opened canned diced tomatoes generally keep for about 3–4 days in the refrigerator when transferred to a clean, covered glass or plastic container. Do not leave leftovers in the opened metal can, and discard them if you notice mold or an off smell.
Yes, you can freeze opened canned diced tomatoes. Transfer them to a freezer-safe airtight container, leaving a little room for expansion. They may become softer after thawing, so use them in cooked sauces, soups, or stews rather than dishes that need firm pieces.
Usually, yes: many canned diced tomatoes are peeled before they are chopped and packed. Some products may retain bits of skin, so expect the texture to vary; the pieces soften further when simmered in a sauce or stew.
The liquid is mostly tomato juice released during processing, sometimes with added tomato juice or purée. It is edible and can go into a sauce or soup; drain some off only when a recipe needs less moisture.
Many canned diced tomatoes are preserved by heat processing and do not need added chemical preservatives, but ingredients vary by product. Some include salt, herbs, or calcium chloride, which helps the tomato pieces stay firmer.
Canned diced tomatoes still provide nutrients found in tomatoes, including lycopene, though heat processing can reduce some vitamin C. Canning also makes the tomatoes convenient year-round; sodium content can vary if salt has been added.
Yes, canned diced tomatoes can be eaten without further cooking if the can is intact and the product looks and smells normal. Once opened, refrigerate leftovers promptly in a separate covered container rather than storing them in the can.
Simmering canned diced tomatoes with onions, carrots, or a little olive oil can round out a sharp-tasting sauce. Taste as it cooks; adding a small pinch of sugar is another option, but it is not necessary for food safety.
Vitamins
Vitamin C
11.4mg · 13% DV
B6
0.1mg · 6% DV
Vitamin K
6.6µg · 6% DV
B3
0.84mg · 5% DV
Minerals
Sodium
216mg · 9% DV
Copper
0.07mg · 8% DV
Potassium ⭐
264mg · 8% DV
Manganese
0.13mg · 6% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 38 calories in ½ cup (diced) (120 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Canned diced tomatoes are ripe tomatoes chopped and sealed for storage, making them a convenient stand-in for fresh tomatoes. In Turkey, a home-canned version is often kept ready for menemen, the skillet dish of tomatoes, peppers and eggs; elsewhere, the same pantry staple goes into soups, sauces and stews.
They soften as they cook, bringing a bright, gently tangy tomato flavour to the dish. For a quick breakfast or brunch, cook them with peppers and add eggs near the end; you can also stir them into a simple pasta sauce. They are low in energy, at 32 kcal per 100 g. Use a measured amount of oil for a lighter pan, and serve with bread if you like.
High
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Medium
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
No known major allergens
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
SATURATED
0.04g
MONOUNSATURATED
0.04g
POLYUNSATURATED
0.11g
Omega 6:3 ratio 10:1
Above the ideal 4:1 (10:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.