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Last updated: Aug 12, 2026

Which Wich

BYO Regular Tuna Melt

BYO Seafood on White BreadPopular

Which Wich BYO Regular Tuna Melt is fat-leaning, with about 47% of macro calories from fat. Each serving has 690 calories, 35g protein, 56g carbs, and 36g fat, making it a stronger fit for high-protein restaurant planning.

1 Serving

Serving Size

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690

Calories

Per serving

35 g

Protein

56 g

Carbs

36 g

Fat

Nutrition Facts

Amount per serving

Calories690 kcal

% Daily Value*

Total Fat 36 g46%

Saturated Fat 11 g55%

Trans Fat 0 g—

Cholesterol 90 mg30%

Sodium 1,240 mg54%

Total Carbohydrate 56 g20%

Dietary Fiber 0 g0%

Total Sugars 4 g—

Protein 35 g70%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

690

kcal

Protein35 g (20%)

Carbs56 g (33%)

Fat36 g (47%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density5.1/10

20% of macro calories come from protein.

Satiety index10/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate173 min walk

About 69 minutes of running for these calories.

Key Nutrients

Protein 35 g70%

Fiber 0 g0%

Sodium 1,240 mg54%

Sugars 4 g—

Saturated Fat 11 g55%

How we calculate these values

Diet Compatibility

High protein5.1/10 protein density from 35g protein and 690 calories.Yes

Lower carb56g carbs per serving.No

Low fat36g total fat per serving.No

High sugar4g total sugars per serving.No

High sodium1,240mg sodium per serving.Yes

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

BYO Regular Tuna Melt has 610 more calories than 1000 Island, Large and 35g more protein. Compare

BYO Regular Tuna Melt has 640 more calories than 1000 Island, Regular and 35g more protein. Compare

1000 Island, Large80 kcal · 0 g protein1000 Island, Regular50 kcal · 0 g protein1000 Island, Super100 kcal · 0 g proteinAmerican Cheese, Large150 kcal · 7 g proteinAmerican Cheese, Regular100 kcal · 5 g proteinAmerican Cheese, Super200 kcal · 10 g protein

Compare with 1000 Island, Large

BYO Regular Tuna Melt Compared With Nearby Items

Which Wich BYO Regular Tuna Melt is listed in the BYO Seafood on White Bread category with 690 calories, 35g protein, 56g carbs, and 36g fat per serving.

Data Source and Methodology

Nutrition values for BYO Regular Tuna Melt are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 12, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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