
If you're following a keto diet, finding suitable options at Subway can be a bit challenging, but it's definitely possible with some creativity and customization. The key is to focus on low-carb ingredients and avoid sugary sauces or high-carb breads. Opt for a lettuce wrap or a salad as your base, and choose protein-rich fillings like turkey, chicken, or tuna. Load up on non-starchy veggies such as spinach, cucumbers, and bell peppers, and skip the cheese or choose a small portion if it fits your macros. For sauces, go for mustard, oil, or vinegar instead of sweet options like barbecue or honey mustard. With these adjustments, you can enjoy a keto-friendly meal at Subway that aligns with your dietary goals.
| Characteristics | Values |
|---|---|
| Bread Options | Lettuce wraps (instead of bread), no bread (bowl/salad option) |
| Protein Choices | Rotisserie-Style Chicken, Turkey Breast, Tuna (without sweet sauces), Steak |
| Cheese Options | American, Monterey Cheddar, Pepper Jack, Provolone |
| Vegetables | Lettuce, Spinach, Cucumbers, Bell Peppers, Olives, Pickles, Jalapeños |
| Sauces/Condiments | Mustard, Oil, Vinegar, Guacamole (in moderation), Mayo (watch portion size) |
| Avoid | Bread, Sweet Onion Sauce, BBQ Sauce, Honey Mustard, Teriyaki Sauce |
| Sides | No chips or cookies; opt for whole olives or extra veggies |
| Drinks | Water, Unsweetened iced tea, Diet soda |
| Customization Tip | Always ask for no bread and double veggies for a keto-friendly meal |
| Net Carbs Goal | Aim for <5g net carbs per meal to stay in ketosis |
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What You'll Learn

Low-carb bread options
When following a keto diet, finding low-carb bread options at Subway is essential to enjoying a sandwich without derailing your macros. Subway offers a few alternatives to their traditional high-carb bread, making it easier to stick to your keto goals. One of the most popular choices is the "Keto-Friendly Bread", which Subway introduced specifically for low-carb dieters. This bread is designed to be lower in net carbs, typically containing around 5-10 grams of net carbs per serving, depending on the region. It’s a great base for a keto-friendly sandwich, but availability may vary by location, so it’s always a good idea to call ahead and confirm.
If the keto-friendly bread isn’t available, another option is to opt for a "Lettuce Wrap". While not bread, it’s an excellent low-carb alternative that allows you to enjoy your favorite Subway fillings without the extra carbs. Simply ask for your sandwich ingredients wrapped in a large lettuce leaf instead of bread. This option is virtually carb-free and adds a refreshing crunch to your meal. Be mindful of sauces and dressings, as some can be high in carbs or sugar.
For those who prefer a more traditional bread-like experience, Subway’s "Flatbread" can be a decent choice when modified. A 6-inch flatbread typically contains around 28-35 grams of carbs, which is still high for keto. However, you can reduce the carb count by asking for a "half-flatbread" or simply removing the top layer, effectively cutting the carbs in half. Pair it with low-carb fillings like turkey, ham, or roast beef, and load up on veggies like spinach, cucumbers, and bell peppers.
Lastly, some Subway locations offer "Wheat Bread" or "9-Grain Bread", but these are not keto-friendly due to their high carb content. Instead, consider skipping the bread altogether and ordering a "Chopped Salad" with your favorite sandwich fillings. This allows you to enjoy the flavors of a Subway sandwich without the carbs from bread. Just be sure to choose oil and vinegar or a low-carb dressing to keep the meal keto-compliant. By exploring these low-carb bread options and alternatives, you can enjoy a satisfying meal at Subway while staying on track with your keto diet.
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Keto-friendly protein choices
When following a keto diet, it's essential to focus on high-fat, moderate-protein, and low-carb options. At Subway, you can customize your order to fit your keto macros by choosing the right protein sources. Here are some keto-friendly protein choices to consider when ordering at Subway.
One of the best keto-friendly protein options at Subway is rotisserie-style chicken. This choice is lean yet flavorful and pairs well with high-fat toppings like avocado, cheese, and mayonnaise. When ordering, opt for a chicken salad or a lettuce wrap instead of bread to keep your carb count low. Ensure you ask for extra olive oil or ranch dressing to increase your fat intake and stay within keto guidelines.
Another excellent protein choice is turkey breast. Subway's turkey is low in carbs and high in protein, making it a perfect keto option. To make it more keto-friendly, skip the bread and turn it into a salad or lettuce wrap. Add bacon, cheese, and guacamole to boost your fat intake and enhance the flavor. Be mindful of sauces, as some may contain added sugars—stick to mustard, oil, or vinegar-based dressings.
For those who enjoy red meat, roast beef is a fantastic keto-friendly protein option at Subway. It’s naturally low in carbs and pairs well with high-fat additions like cheese, cream cheese, or extra mayonnaise. Again, skip the bread and opt for a salad or lettuce wrap. You can also add olives, pepperoni, or sliced avocado to increase the fat content and keep your meal satisfying.
If you're looking for a more indulgent keto option, consider bacon as your primary protein source. Subway allows you to add extra bacon to any order, making it a great way to increase both protein and fat. Combine it with cheese, eggs (if available), and high-fat sauces like ranch or blue cheese dressing. Just be sure to avoid sugary sauces and bread to keep your meal keto-compliant.
Lastly, tuna salad can be a keto-friendly protein choice if customized correctly. Subway's tuna salad can be high in mayo, which is keto-approved, but always ask for it without added sweeteners. Order it as a salad or lettuce wrap and add cheese, olives, and extra mayo or olive oil. Avoid adding sweet relish or bread to keep the carb count minimal. By focusing on these protein choices and customizing your order, you can enjoy a delicious and keto-friendly meal at Subway.
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Vegetable toppings to choose
When customizing your Subway order to fit a keto diet, focusing on low-carb vegetable toppings is essential. These toppings add flavor, texture, and essential nutrients without significantly increasing your carb intake. Start with leafy greens like spinach, lettuce, or arugula, which are virtually carb-free and rich in vitamins and minerals. Spinach, in particular, is a great choice due to its high iron and calcium content. These greens serve as a fresh, crunchy base for your sandwich or salad without derailing your keto goals.
Another excellent vegetable topping option is cucumbers. They are incredibly low in carbs, with only about 2 grams of net carbs per half cup. Cucumbers add a refreshing crispness to your meal and pair well with other keto-friendly ingredients like turkey or chicken. Similarly, bell peppers, especially green ones, are a good choice, as they are lower in carbs compared to their red and yellow counterparts. A quarter cup of chopped green bell peppers contains only about 2 grams of net carbs, making them a colorful and nutritious addition to your Subway order.
Avocado is a must-have vegetable topping for keto dieters at Subway. While technically a fruit, avocado is low in carbs and high in healthy fats, making it a perfect keto-friendly option. A quarter cup of avocado adds about 2 grams of net carbs but provides a creamy texture and a dose of monounsaturated fats, which are beneficial for heart health. Be mindful of portion sizes, as avocado can be calorie-dense, but it’s an excellent way to increase satiety and flavor in your meal.
Olives are another fantastic vegetable topping to consider. They are low in carbs and high in healthy fats, with about 1 gram of net carbs per 10 olive halves. Olives add a tangy, briny flavor that complements meats and cheeses well. Additionally, they are rich in antioxidants, which can help reduce inflammation. If you enjoy a Mediterranean flair, olives are a great way to enhance your Subway order while staying within your keto macros.
Lastly, don’t overlook jalapeños if you enjoy a bit of heat. Jalapeños are very low in carbs, with only about 1 gram of net carbs per tablespoon. They add a spicy kick to your meal and can boost metabolism slightly due to their capsaicin content. Whether you’re building a salad or a sandwich, jalapeños are a flavorful and keto-friendly vegetable topping that can elevate your Subway experience without adding unnecessary carbs. Always ask for extra veggies to ensure your meal is both satisfying and aligned with your dietary needs.
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Sauces and dressings allowed
When following a keto diet at Subway, it's crucial to choose sauces and dressings that are low in carbohydrates and free from added sugars. Many standard condiments can be high in carbs, so careful selection is key. Opt for oil and vinegar as a safe and keto-friendly dressing option. This simple combination adds flavor without the unwanted carbs, making it an excellent choice for those monitoring their carbohydrate intake.
Another great option is the avocado spread, which is rich in healthy fats and low in carbs. Avocado is a staple in the keto diet due to its nutritional profile, and using it as a spread or topping can enhance the taste of your sandwich or salad without derailing your diet. Just be mindful of the portion size, as even healthy fats should be consumed in moderation.
Mustard is another condiment that keto dieters can enjoy without worry. Whether it’s yellow, Dijon, or spicy brown, most types of mustard are very low in carbohydrates. This makes it a versatile and flavorful addition to your Subway order. However, always check the specific brand Subway uses, as some varieties might contain added sugars or other unwanted ingredients.
Mayonnaise is a keto-friendly choice, as it is primarily made from oil and eggs, both of which are low in carbs. Subway’s mayo can be a good option for adding creaminess to your meal. Similarly, ranch dressing, when available in a full-fat, sugar-free version, can also be a suitable choice. Be sure to ask for nutritional information to confirm the carb content, as some ranch dressings may contain hidden sugars.
It’s important to avoid sauces like sweet onion, barbecue, and honey mustard, as these are typically high in sugar and carbohydrates. These sauces can quickly add up in carbs and knock you out of ketosis. Instead, stick to the simpler, more natural options like olive oil, vinegar, mustard, and mayo to keep your meal keto-compliant. Always customize your order to fit your dietary needs and don’t hesitate to ask Subway staff for assistance in making the right choices.
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Customizing keto-approved subs
When customizing keto-approved subs at Subway, the key is to focus on low-carb, high-fat ingredients while avoiding sugary sauces and high-carb breads. Start by opting for the protein-packed fillings, such as rotisserie-style chicken, turkey, roast beef, or steak. These meats are naturally low in carbs and provide essential nutrients to keep you satiated. For an extra fat boost, consider adding bacon or avocado, which not only enhance flavor but also align with keto macronutrient goals. Avoid processed meats like ham or salami, as they often contain added sugars or fillers.
Next, choose the right bread alternative to keep your meal keto-friendly. Subway offers a "No Bread" option, allowing you to turn your sub into a salad or lettuce wrap. Alternatively, request a "protein bowl" where your fillings are served over a bed of lettuce or spinach. If you prefer a wrap, ask for the low-carb tortilla option, but be mindful of its carb count, as it may still contain a few grams of net carbs. Always double-check with the staff to ensure the wrap fits within your keto limits.
Load up on non-starchy vegetables to add fiber and volume to your sub without significantly increasing carbs. Options like lettuce, spinach, cucumbers, bell peppers, onions, jalapeños, and olives are excellent choices. Avoid high-carb vegetables like tomatoes (in excess) or sweet peppers, as they can add unnecessary carbs. Be cautious with pickles, as some varieties contain added sugars—opt for dill pickles instead.
When it comes to sauces and condiments, choose wisely to avoid hidden sugars and carbs. Subway’s olive oil, red wine vinegar, or oil and vinegar combo are safe keto-friendly options. Mustard is another great choice, but avoid honey mustard or sweet onion sauces. Skip the barbecue, sweet onion, and ranch dressings, as they are typically high in carbs and sugar. If you need a creamy option, ask for a small amount of mayonnaise or bring your own sugar-free dressing.
Finally, customize your cheese and toppings to add flavor and healthy fats. Subway offers cheese options like cheddar, Swiss, or provolone, all of which are keto-approved. Add guacamole or extra cheese for more fat and flavor. Avoid croutons, bread crumbs, or any crispy toppings, as they are high in carbs. By carefully selecting your ingredients and being mindful of portion sizes, you can enjoy a delicious, keto-friendly meal at Subway that fits your dietary needs.
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Frequently asked questions
Yes, but you’ll need to order a sandwich as a salad or in a lettuce wrap to avoid the high-carb bread. Stick to low-carb proteins, cheeses, and non-starchy veggies.
Opt for rotisserie-style chicken, turkey, roast beef, or steak. Avoid breaded or sweet glazed meats like the sweet onion chicken teriyaki.
Choose oil, vinegar, ranch, or Caesar dressing in moderation. Avoid sugary sauces like sweet onion, barbecue, or honey mustard, as they’re high in carbs.
Yes, all Subway cheese options (e.g., American, Swiss, cheddar) are keto-friendly. Just watch your portion sizes to keep calories in check.










































