Carbs in Subway Tuna Salad Sandwich

How many carbs are in subway tuna salad sandwich?

Subway Tuna Salad Sandwich has 20.3g net carbs per 100g — 22.5g total carbs minus 2.2g fiber — plus 13.2g protein, 7g fat, and 198 calories. That makes subway tuna salad sandwich high in net carbs and about average for the typical fast-food item, which averages about 26.5g net carbs per 100g. At this carb count, subway tuna salad sandwich is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Open Food Facts; net carbs are computed by CarbMeNot.

Keeping an eye on carbs in subway tuna salad sandwich?

Subway Tuna Salad Sandwich runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.

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Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Subway Tuna Salad Sandwich
20.3g
Net carbs
22.5g
Total carbs
2.2g
Fiber
13.2g
Protein
7g
Fat
198
Calories

Values per 100 g.

Is subway tuna salad sandwich keto-friendly?

Not really

Subway Tuna Salad Sandwich is generally not keto-friendly. It has 20.3g net carbs per 100g (22.5g total carbs − 2.2g fiber). On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)20.3g22.5g198
1 oz (28 g)5.7g6.3g55

How many calories are in subway tuna salad sandwich?

Subway Tuna Salad Sandwich has 198 calories per 100g. That's alongside 13.2g protein, 7g fat, and 20.3g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories198
Total carbs22.5g
Net carbs20.3g
Fiber2.2g
Sugar3.5g
Sugar alcohols0g
Protein13.2g
Fat7g
Sodium352mg
Potassium0mg

Source: Open Food Facts (Walgreens Co.). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in subway tuna salad sandwich?
Subway Tuna Salad Sandwich has 22.5g of total carbs and 20.3g of net carbs per 100 grams.
How many net carbs are in subway tuna salad sandwich?
Subway Tuna Salad Sandwich has 20.3g of net carbs per 100 grams (total carbs 22.5g minus 2.2g fiber).
Is subway tuna salad sandwich keto-friendly?
Subway Tuna Salad Sandwich is generally not keto-friendly. It has 20.3g net carbs per 100g (22.5g total carbs − 2.2g fiber). On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
How many calories are in subway tuna salad sandwich?
Subway Tuna Salad Sandwich has 198 calories per 100 grams.

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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.