✦ Lycopene source ✦ Potassium ✦ Low calorie ✦ Convenient for cooking

Canned diced tomatoes are cooked ripe tomatoes preserved in their own juice, retaining most of the lycopene and potassium of fresh tomatoes while losing some vitamin C. They are a convenient base for sauces and soups.

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Preparation note

Processed but still nutrient-useful; rinse or choose no-salt versions to manage sodium, as added salt is common.

Sources: CoFID 2021

Macronutrients per 100g

18.0
kcal
Energy
0.84
g
Protein
3.32
g
Carbs
0.50
g
Fat
2.99
g
Sugars
0.31
g
Salt

Vitamins & Minerals

Nutrient Per 100g % Daily Value* Level
Potassium 198 mg 10%
Calcium 30.0 mg 4%
Phosphorus 18.0 mg 3%
Magnesium 9.80 mg 3%
Iron 0.570 mg 4%
Zinc 0.120 mg 1%
Manganese 0.068 mg 3%
Copper 0.052 mg 5%
Glucose (dextrose) 1.50 g —
Fructose 1.49 g —
Sucrose 0.000 g —

* % Daily Value is the proportion of an adult EU Nutrient Reference Value (NRV) supplied by 100g of this food. NRVs are the labelling standard — the same basis as the “%RI” figures printed on food packaging — so these percentages are directly comparable with a shop label. They are a single adult figure and do not vary by age or sex, which is why they sometimes differ from UK dietary reference values: the NRV for vitamin C is 80mg where the UK RNI is 40mg. When Nutriofia assesses your own intake in the reports and trackers, it uses the age- and sex-specific UK values instead.

Fibre is shown without a percentage. Our fibre values use the UK Englyst NSP method, while the published 30g daily goal is an AOAC figure — the two are measured differently and a single percentage would mislead. How we source and normalise our data →

Sources: CoFID 2021
Vegetables Fruiting Vegetables Phytochemical data available 🇺🇸 USDA FDC 2025