The Fishmonger

Tuna — Calories, Nutrition & Ingredients

UPC 4088600300184 Canned tunas Updated 16 Oct 2026

Tuna
Photo: Open Food Facts contributors, CC BY-SA 3.0
Calories
109per 100 g
Protein
25 gper 100 g
Carbs
0.5 gper 100 g
Fat
1 gper 100 g

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Per serving (100 g): 109 calories. Per 100 g: 109 calories, 25 g protein, 1 g fat.

Label highlights: Fat: low Saturates: low Sugars: low Salt: medium

Nutrition

Portion size: 100 g

Per 100 gPer portion (%RI*)
Energy 456 kJ / 109 kcal 456 kJ / 109 kcal (5%)
Fat 1 g 1 g (1%)
of which saturates 0.3 g 0.3 g (2%)
Carbohydrate 0.5 g 0.5 g (0%)
of which sugars 0.5 g 0.5 g (1%)
Protein 25 g 25 g (50%)
Salt 0.90 g 0.90 g (15%)

*Reference intake of an average adult (8400 kJ / 2000 kcal)

Calculated from Open Food Facts per-100 g data for the stated serving; values may differ slightly from the package label because of rounding.

Per 100 g and custom amounts

Nutrition per amount

109 calories in 100 g
Protein25 g
Carbohydrates0.5 g
Sugars0.5 g
Fat1 g
Saturated fat0.3 g
Sodium360 mg

Ingredient flags

Ingredient list not available — flags cannot be shown.

Data: Open Food Facts (ODbL) · Photo: Open Food Facts contributors (CC BY-SA)

Where to buy Tuna

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Healthier swaps

Same category, better nutrition per 100 g (see methodology).

We compare per-100 g values from Open Food Facts. A swap must be at least as good on sugars, saturates, salt, calories, protein and fibre (where listed) and strictly better on at least one of those nutrients. Check the label for your portion size.

Frequently asked questions

How many calories are in Tuna?

Per 100 g of Tuna there are 109 calories.

How much protein is in Tuna?

Per 100 g of Tuna there are 25.0 g protein.

How many carbohydrates are in Tuna?

Per 100 g of Tuna there are 0.5 g carbohydrates. Of which 0.5 g sugars.

How much sugar is in Tuna?

Per 100 g of Tuna there are 0.5 g sugars.

How much sodium (salt) is in Tuna?

Per 100 g of Tuna there are 360.0 mg sodium. UK guidance is for adults to eat no more than 6 g of salt (about 2,400 mg of sodium) a day.

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Nutrition breakdown

Macronutrients

Types of fat

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