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Tuna mayo sandwich calories

Tuna mayo sandwich, on white bread
392kcal
1 regular sandwich · 180 g, on white bread
18%protein
17.7 gProtein
33 gCarbs
21 gFat
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Nutrition facts
On white bread · per 180 g
Calories392 kcal
Protein17.7 g
Carbohydrate33 g
Fat21 g
Saturated fat3.5 g
Cholesterol32 mg
Sodium772 mg
Potassium256 mg
Iron3.1 mg

Source: USDA FoodData Central

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Verified nutrition data

Numbers on this page come from USDA FoodData Central, the U.S. Department of Agriculture’s food composition database, and from manufacturer labels where a branded product is named. Last verified September 2026. How we verify our data →

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Tuna mayo sandwich FAQs
How many calories are in a tuna mayo sandwich?

A regular tuna mayo sandwich on white bread (180 g) has about 392 calories, and a large one (270 g) about 589.

Is a tuna mayo sandwich good for weight loss?

A regular sandwich has 392 calories with 17.7 g protein and 21.2 g fat. Per 100 g it has 218 calories.

How many calories does cheese add to a tuna mayo sandwich?

A regular tuna mayo sandwich on white with cheese (200 g) has about 466 calories, compared with 392 without cheese (180 g).

How much protein is in a tuna mayo sandwich?

A regular tuna mayo sandwich on white bread has about 17.7 g protein, or 9.9 g per 100 g. On wheat bread it has about 18.9 g.