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How Many Carbs Are In the Different Breads at Subway?

4 min read

According to nutritional data updated in early 2025, a 6-inch Hearty Multigrain bread at Subway contains 36 grams of carbohydrates, making it one of the more fiber-rich options available. This carb count varies significantly depending on the bread you choose, which is a key factor for anyone monitoring their nutritional intake. Understanding these differences can help you make a more informed decision for your next meal.

Quick Summary

A detailed analysis of the carbohydrate content across various Subway bread types for both 6-inch and footlong sizes. It covers options ranging from high-fiber whole grains to lower-carb specialty choices and includes a nutritional comparison for dietary planning.

Key Points

  • Hearty Multigrain is the lowest standard bread: A 6-inch Hearty Multigrain bread has approximately 36g of carbohydrates and is also higher in fiber than many other options.

  • Hero Bread is the ultimate low-carb option: This specialty bread offers just 1g net carbs, but its availability may vary by location.

  • Footlong subs double the carb count: The carb count for a footlong is roughly double that of a 6-inch sub, so be mindful of portion size when tracking macros.

  • Salad bowls eliminate bread carbs: For the lowest possible carb meal, opt for your favorite sub fillings in a bowl instead of on bread.

  • Italian Herbs & Cheese adds carbs: The flavored Italian Herbs & Cheese bread has a slightly higher carb count than the standard Italian white bread.

  • Carb counts can fluctuate: Always check the official nutrition information, as values can change slightly based on regional differences and updates.

In This Article

A Detailed Look at Subway Bread Carbohydrate Counts

Navigating the menu at Subway can be a strategic task, especially for those who are counting carbohydrates for a specific diet. The bread you choose forms the foundation of your sub and is often the single largest contributor of carbs to your meal. For this reason, a precise breakdown of the carb content for each bread type is essential for managing your dietary goals, whether you are following a keto plan, a low-carb diet, or simply trying to make healthier choices.

Carb Breakdown for Subway's 6-Inch Breads

When ordering a standard 6-inch sub, the carbohydrate values can differ significantly based on the bread you select. The values listed below are based on general nutritional information, with specific data referencing recent sources where possible.

  • Hearty Multigrain (6-inch): This is often considered one of the healthiest choices due to its higher fiber content. A 6-inch portion contains approximately 36 grams of total carbohydrates. The inclusion of fiber helps slow the absorption of glucose, making it a better option for blood sugar management.
  • 9-Grain Wheat (6-inch): A popular and classic option, the 9-Grain Wheat is another solid choice, typically containing around 40 grams of carbohydrates for a 6-inch sub.
  • Italian (White) Bread (6-inch): As a classic white bread, this option is higher on the carb scale, with a 6-inch serving having approximately 41 grams of total carbohydrates.
  • Italian Herbs & Cheese (6-inch): The addition of herbs and cheese brings a flavor boost but also adds to the carbohydrate and calorie count. A 6-inch Italian Herbs & Cheese bread contains roughly 41 to 42 grams of carbohydrates.
  • Multigrain Flatbread (6-inch): While some might expect a flatbread to be lower in carbs, this is not always the case. The 6-inch Multigrain Flatbread, for example, typically contains around 44 grams of carbohydrates.
  • Hero Bread: For those following a strict low-carb or keto diet, the Hero Bread is a game-changer. This specialty bread has a significantly lower net carb count, often as low as 1 gram. Availability of this specific bread may vary by location.

Footlong Bread Carb Counts

Doubling your sub to a footlong means approximately doubling the carb count from the bread. It is crucial to remember this when making your selection, as a footlong sub can contribute a substantial portion of a person's daily carbohydrate intake, especially for those on restricted diets. For example, a footlong Italian bread would contain roughly 82 grams of carbs, while a footlong Hearty Multigrain would be around 72 grams.

Choosing Your Bread Based on Dietary Needs

Selecting the right bread is a personal decision based on your health objectives. Those focused on a high-fiber, more nutritious choice might lean towards the Hearty Multigrain. For individuals on very low-carb diets, the specialized Hero Bread is the standout option, provided it's available. If you're not overly concerned with carb counts and prefer a classic sub taste, the Italian (White) or Italian Herbs & Cheese breads are popular choices.

Comparison Table: Subway Bread Carbs (6-inch)

To help visualize the differences, here is a comparison table of the most common 6-inch bread options at Subway. Note that exact values can vary based on sourcing and preparation.

Bread Type Approx. Total Carbs (6-inch) Noteworthy Detail
Hero Bread 1g net carbs Ultra low-carb specialty bread
Hearty Multigrain 36g Highest fiber content, good source of protein
9-Grain Wheat 40g Classic whole-grain option
Italian (White) 41g The standard white bread option
Italian Herbs & Cheese 42g Adds flavor but also extra carbs and calories
Multigrain Flatbread 44g Higher carb count than some sub rolls

How to Minimize Carbs at Subway

If even the lowest-carb standard bread options are too high for your diet, there are several ways to reduce your carbohydrate intake at Subway:

  1. Ask for a Salad Bowl: Completely eliminate the bread by having your sub contents served in a bowl with a bed of lettuce and other veggies. This option can drastically reduce your carb count, though you should still be mindful of dressings and additional toppings.
  2. Use a Low-Carb Wrap: While some wraps have a comparable carb count to the breads, some locations may offer specialty low-carb tortilla options. Always check the nutritional information first.
  3. Choose the Hero Bread: If you are lucky enough to have a location that carries it, the Hero Bread is the obvious choice for a low-carb sandwich.
  4. Consider Mini Subs: For a quick snack, a mini Italian or Wheat bun has a lower total carb count than the 6-inch versions.

Conclusion

When it comes to controlling your carb intake at Subway, the bread is the most important component to consider. For most diners, the Hearty Multigrain offers a good balance of flavor, fiber, and manageable carbs. For those on strict dietary plans, options like the Hero Bread or simply forgoing the bread entirely in favor of a salad are the most effective strategies. Always remember to check the latest nutritional information, as menu items and sourcing can change over time. By staying informed, you can enjoy a delicious and satisfying meal at Subway that aligns with your health goals. For the most up-to-date and specific regional nutritional data, you can consult Subway's official nutrition and allergen guide, often found on their website.

Frequently Asked Questions

The Hero Bread has the lowest net carb count at Subway, offering just 1 gram per serving. For a standard, non-specialty option, the Hearty Multigrain bread is the best choice.

A standard 6-inch Italian (White) bread from Subway contains approximately 41 grams of carbohydrates.

No, flatbread does not necessarily have fewer carbs. A 6-inch Multigrain Flatbread typically has around 44 grams of carbs, which is more than the Hearty Multigrain and Italian breads.

To reduce carbs, you can choose the Hero Bread (if available), opt for a salad bowl with no bread, or select the Hearty Multigrain bread for the most fiber.

A footlong Hearty Multigrain bread contains approximately 72 grams of carbohydrates, which is about double the amount in the 6-inch version.

The Italian Herbs & Cheese bread is slightly higher in carbohydrates than the plain Italian white bread, with a 6-inch sub having around 42 grams of carbs.

You can find the most up-to-date and official nutritional information, including allergen details, on the Subway website by downloading their PDF nutrition guide.

References

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice.