Calories in Firehouse Subs Spicy Cajun Chicken Medium

📏 Serving Size: 1 medium sub (312.0g)

🧪 Nutrition Facts

Amount Per Serving
  • Calories 650.0
  • Total Fat 27.0 g
  • Saturated Fat 8.0 g
  • Cholesterol 105.0 mg
  • Sodium 2150.0 mg
  • Potassium 0.0 mg
  • Total Carbohydrate 63.0 g
  • Dietary Fiber 3.0 g
  • Sugars 8.0 g
  • Protein 40.0 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 650.0 calories per serving (1 medium sub (312.0g)), Firehouse Subs Spicy Cajun Chicken Medium is a high-calorie food — portion size matters if you're monitoring your daily intake. Carbohydrates are the primary energy source at 63.0g per serving (38.5% of calories), with a good 3.0g of dietary fiber. One thing to note: a single serving contains 2150.0mg of sodium (93% 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 Spicy Cajun Chicken Medium contributes to the recommended daily intake for key nutrients, based on a 2,000 calorie diet.

Nutrient Amount % Daily Value
Calories650.0 kcal32.5%
Total Fat27.0 g35%
Saturated Fat8.0 g40%
Cholesterol105.0 mg35%
Sodium2150.0 mg93% ⚠️
Total Carbohydrate63.0 g23%
Dietary Fiber3.0 g11%
Total Sugars8.0 g16%
Protein40.0 g80% ✅

* 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 Spicy Cajun Chicken Medium accounts for 32.5% of a standard 2,000 calorie daily diet per serving. The majority of the calories for this food comes from carbohydrates. Carbohydrates make up 38.5% of the calories.

Fat 37.1%
Carbs 38.5%
Protein 24.4%
Fat 37.1% Carbs 38.5% Protein 24.4%

🏃 Exercise Burn Time

How long would it take to burn off the 650.0 calories in Firehouse Subs Spicy Cajun Chicken Medium? The table below shows burn time for a 170-pound person doing common exercises.

Exercise Minutes to Burn
Running: 10 minutes per mile 49.1 min
Walking: 17 minutes per mile 112.2 min
Cycling (Low Intensity) 71.1 min
HIIT 60.2 min
Wrestling 50.6 min

Find more information on calories burned doing popular exercises.

💬 Nutrition Q&A: Firehouse Subs Spicy Cajun Chicken Medium

Is Firehouse Subs Spicy Cajun Chicken Medium good for weight loss?

At 650 calories per sub, this is a moderately calorie-dense choice for weight loss, though the 40g of protein helps with satiety. The high sodium content (2150mg—nearly your full daily limit) can contribute to water retention and cravings, which may work against your goals.

Is Firehouse Subs Spicy Cajun Chicken Medium good for muscle building?

The 40g of protein makes this a solid post-workout option for muscle repair, and the carbs (63g) help replenish glycogen stores after exercise. The overall macronutrient balance is favorable for someone actively building muscle.

Is Firehouse Subs Spicy Cajun Chicken Medium good post-workout fuel?

This works well as post-workout fuel thanks to the combination of protein (40g) and carbs (63g) to support recovery. The moderate calorie content fits typical post-exercise nutrition needs.

How might Firehouse Subs Spicy Cajun Chicken Medium affect blood sugar?

With 63g carbs and only 3g fiber, this sandwich will cause a moderate to fairly quick rise in blood sugar. The 8g of sugar is reasonable, but the refined carbs in the bread are the main factor affecting glucose response.

What should I watch out for with Firehouse Subs Spicy Cajun Chicken Medium?

The sodium is extremely high at 2150mg in a single meal, which is concerning if you're eating multiple items that day or managing blood pressure. The 27g of fat (much of it likely from mayo and cheese) pushes this toward the heavier end of sandwich options.

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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