Calories in Firehouse Subs Tuna Salad Medium

📏 Serving Size: 1 medium sub (341.0g)

🧪 Nutrition Facts

Amount Per Serving
  • Calories 760.0
  • Total Fat 41.0 g
  • Saturated Fat 8.0 g
  • Cholesterol 65.0 mg
  • Sodium 1650.0 mg
  • Potassium 0.0 mg
  • Total Carbohydrate 64.0 g
  • Dietary Fiber 3.0 g
  • Sugars 8.0 g
  • Protein 29.0 g
Vitamins & Minerals
  • Vitamin A 0.0 IU
  • Vitamin B-12 0.0 µg
  • Vitamin B-6 0.0 mg
  • Vitamin C 0.0 mg
  • Vitamin D 0.0 IU
  • Vitamin E 0.0 mg
  • Calcium 0.0 mg
  • Copper 0.0 mg
  • Folate 0.0 µg
  • Iron 0.0 mg
  • Magnesium 0.0 mg
  • Manganese 0.0 mg
  • Niacin 0.0 mg
  • Pantothenic Acid 0.0 mg
  • Phosphorus 0.0 mg
  • Riboflavin 0.0 mg
  • Thiamin 0.0 mg
  • Zinc 0.0 mg

Note: Nutrition information comes from the USDA Food Central Database. Daily values are based on a 2,000 calorie per day diet (FDA). Actual requirements vary by individual. Use at your own risk.

📋 Nutrition Summary

At 760.0 calories per serving (1 medium sub (341.0g)), Firehouse Subs Tuna Salad Medium is a high-calorie food — portion size matters if you're monitoring your daily intake. The majority of its calories come from fat (41.0g, 49.8% of calories), including 8.0g of saturated fat. One thing to note: a single serving contains 1650.0mg of sodium (72% of the daily recommended limit), which is significant if you're watching your salt intake.

🏷️ Diet & Nutrition Tags

✅ High Protein ⚠️ High Calorie ⚠️ High Sodium

Tags are generated automatically from USDA nutrition data using standard dietary thresholds. They are for general guidance only and are not medical advice.

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📊 % Daily Value

The following shows how one serving of Firehouse Subs Tuna Salad Medium contributes to the recommended daily intake for key nutrients, based on a 2,000 calorie diet.

Nutrient Amount % Daily Value
Calories760.0 kcal38%
Total Fat41.0 g53%
Saturated Fat8.0 g40%
Cholesterol65.0 mg22%
Sodium1650.0 mg72% ⚠️
Total Carbohydrate64.0 g23%
Dietary Fiber3.0 g11%
Total Sugars8.0 g16%
Protein29.0 g58% ✅

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs. ✅ marks ≥20% DV (FDA "good source" threshold); ⭐ marks ≥100% DV (a full day's value).

🔥 Calorie Analysis

Firehouse Subs Tuna Salad Medium accounts for 38% of a standard 2,000 calorie daily diet per serving. The majority of the calories for this food comes from fat. Fat makes up 49.8% of the calories.

Fat 49.8%
Carbs 34.6%
Protein 15.6%
Fat 49.8% Carbs 34.6% Protein 15.6%

🏃 Exercise Burn Time

How long would it take to burn off the 760.0 calories in Firehouse Subs Tuna Salad Medium? The table below shows burn time for a 170-pound person doing common exercises.

Exercise Minutes to Burn
Running: 10 minutes per mile 57.5 min
Walking: 17 minutes per mile 131.1 min
Cycling (Low Intensity) 83.1 min
HIIT 70.4 min
Swimming (Moderate Intensity) 68.3 min

Find more information on calories burned doing popular exercises.

💬 Nutrition Q&A: Firehouse Subs Tuna Salad Medium

Is Firehouse Subs Tuna Salad Medium good for weight loss?

At 760 calories per sub, this is a fairly calorie-dense choice for weight loss efforts. The 29g of protein is helpful for satiety, but the 41g of fat—mostly from mayo-based dressing—makes it easy to consume more calories than intended.

Is Firehouse Subs Tuna Salad Medium good for muscle building?

The 29g of protein from the tuna provides a solid contribution toward muscle repair and growth. Combined with the carbs from the bread, this sub can work as part of a post-workout meal, though the high fat content means you're getting more calories per gram of protein than leaner options.

Is Firehouse Subs Tuna Salad Medium good post-workout fuel?

This sub combines protein and carbs in a convenient package, making it reasonably suitable for post-workout recovery. However, the high fat content may slow digestion compared to a leaner option, and the sodium level is unnecessarily high for this purpose.

Is Firehouse Subs Tuna Salad Medium heart-healthy?

The combination of high sodium, high saturated fat, and high total fat makes this choice less ideal for heart health. While tuna itself is a heart-friendly fish, the mayo-heavy preparation and bread significantly increase the sodium and fat content.

What should I watch out for with Firehouse Subs Tuna Salad Medium?

Sodium is the biggest concern at 1,650mg—more than two-thirds of the daily recommended limit in a single meal. The saturated fat (8g) and overall fat content (41g) are also worth noting if you're tracking these nutrients.

Nutrition Q&A answers are based on USDA nutritional data and are for general informational purposes only. They are not a substitute for professional dietary or medical advice.

📰 Featured Blog Post

Fruits Ranked by Calories: The Complete Guide Fruits Ranked by Calories: The Complete Guide

This is the complete reference guide to fruit nutrition — covering calories, sugar, fibre, and the best fruits for specific dietary goals. Use the links below to jump to the section most relevant to your needs, or browse the full rankings below. Complete Fruit Calorie Rankings Here are the most common fruits ranked by calories per 100g, from lowest to highest: Watermelon — 30 cal See nutrition Strawberries — 32 cal See nutrition Cantaloupe — 34 cal See nutrition Peach — 39 cal See nutrition Grapefruit — 42 cal See nutrition Blackberries — 43 cal See nutrition Orange — 47 cal See nutrition Pineapple — 50 cal See nutrition Apple — 52 cal See nutrition Raspberries — 52 cal See nutrition Blueberries — 57 cal See nutrition Dragon fruit — 60 cal See nutrition Mango — 60 cal See nutrition Kiwi — 61 cal See nutrition Cherries — 63 cal See nutrition Grapes — 67 cal See nutrition Banana — 89 cal See nutrition Avocado — 160 cal See nutrition Core Rankings Lowest Calorie Fruits Ranked — watermelon, strawberries, and raspberries lead the list Highest Calorie Fruits Ranked — avocado, banana, and mango top the list Fruits Ranked by Sugar Content — avocado and berries are lowest; banana and grapes are highest Fruits Ranked by Fiber Content — raspberries, blackberries, and avocado lead Best Fruits for Weight Loss — berries, grapefruit, and apple are the top choices Fresh vs Other Formats Fresh vs Frozen Fruit — nutritionally similar, frozen wins for out-of-season fruit Dried vs Fresh Fruit — dried fruit has 4-8x more calories per gram Fruit Juice vs Whole Fruit — whole fruit wins on fibre, satiety, and blood sugar impact Smoothie vs Whole Fruit — smoothies can contain 300-600 calories; whole fruit is more filling Diet and Use Case Low Sugar Fruits for Diabetics — berries, avocado, and grapefruit are the best choices Keto Friendly Fruits Ranked — avocado, raspberries, and blackberries fit keto macros Best Fruits Before a Workout — banana, mango, and watermelon are top choices Best Fruits After a Workout — tart cherries, banana, and blueberries lead for recovery Seasonal and Exotic Tropical Fruits Ranked by Calories — from 30-cal papaya to 160-cal avocado Summer Fruits Ranked by Calories — watermelon, strawberries, peaches, and cherries Winter Fruits Ranked by Calories — citrus, kiwi, pomegranate, and pears Dragon Fruit vs Kiwi — kiwi wins on vitamin C; dragon fruit wins on iron Fruit Comparisons For detailed side-by-side nutrition comparisons see: Apple vs Banana Blueberries vs Strawberries Avocado vs Apple Blueberries vs Banana Using Our Fruit Nutrition Tools Track your daily fruit intake with our Food Tracker.

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