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10 Best Low Carb Protein Bars 2025 in the United States

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Our Top Picks

#1

Winner

IQBAR Brain and Body Plant Protein Bars - Chocolate Sea Salt - 12 Count, Low Carb, High Fiber, Gluten Free, Vegan Snacks - Low Sugar Keto Energy Bar

Rating
9.7
Chosen by1,265
Taste and Texture

Most important from
22593 reviews

Taste and Texture
The flavors have significantly improved with a moist, oatmeal-like texture that's enjoyable even at room temperature.

The IQBAR Brain and Body Plant Protein Bars in Chocolate Sea Salt flavor offer a solid option for those following a low-carb, high-protein diet. Each bar contains 12g of plant-based protein, making it a good protein source. It also has 8g of fiber, which is beneficial for digestion, and only 1g of sugar, making it a smart choice for those monitoring their sugar intake.

With just 2 net carbs per bar, it's keto-friendly and suitable for various dietary restrictions, as it is vegan, gluten-free, dairy-free, and soy-free. Additionally, the bars boast brain-boosting nutrients like Lion’s Mane, Magnesium, Vitamin E, MCTs, and Flavonoids, promising to keep you energized and focused throughout the day. At 170 calories per bar, they can serve as a meal replacement or a convenient, on-the-go snack.

The ingredient list emphasizes clean-label, natural ingredients, which is a plus for health-conscious individuals. The IQBARs cater well to active and health-conscious individuals looking for a nutritious, low-carb snack.

Rating
9.7
Chosen by1,265
Taste and Texture

Most important from
22593 reviews

Taste and Texture
The flavors have significantly improved with a moist, oatmeal-like texture that's enjoyable even at room temperature.
#2

Pure Protein Bars, High Protein, Nutritious Snacks to Support Energy, Low Sugar, Lemon Cake, 1.76 oz, 12 Count (Pack of 1)(Packaging May Vary)

Rating
9.4
Taste and Texture

Most important from
8741 reviews

Taste and Texture
The flavor is exceptional, far from the artificial taste many other bars have.

The Pure Protein Bars in Lemon Cake flavor offer a substantial 20g of protein per bar, making them an excellent choice for those looking to support muscle building and maintain energy levels throughout the day. These bars are specifically designed to be a convenient on-the-go snack, suitable for both pre- and post-workout consumption.

Additionally, they are gluten-free and boast a low sugar content, with each bar containing 5g of sugar or less, which is beneficial for those monitoring their sugar intake. The taste and texture are described as flavorful and enjoyable, which is a crucial factor for those who might struggle with the taste of other protein bars.

The product's high protein content, low sugar, and convenient form factor make it a strong contender in the low-carb-protein-bar market.

Rating
9.4
Taste and Texture

Most important from
8741 reviews

Taste and Texture
The flavor is exceptional, far from the artificial taste many other bars have.
#3

KIND ZERO Added Sugar Bars, Keto Friendly Snacks, Dark Chocolate Nuts and Sea Salt, 6.2oz Box (5 Bars)

Rating
9.1
Protein Content
Carbohydrate Content
Sugar Content

Most important from
3373 reviews

Protein Content
Keto-friendly, protein-packed, non-GMO, kosher, and just 1g of sugar make them a perfect snack choice.
Carbohydrate Content
These bars are exactly what I needed - low in sweeteners, sugar, and carbs, offering a wholesome snack without excessive calories.
Sugar Content
KIND Zero Added Sugar Bars are a breakfast miracle with dark chocolate, almonds, a touch of sea salt, and zero added sugar.
Ingredients
Keto-friendly, protein-packed, non-GMO, kosher, and just 1g of sugar make them a perfect snack choice.
Taste and Texture
Not overly sweet, which is perfect if you prefer a more natural taste over candy-bar type snacks.
Calorie Content
These bars are exactly what I needed - low in sweeteners, sugar, and carbs, offering a wholesome snack without excessive calories.

The KIND ZERO Added Sugar Bars are a good option for people looking for a low-carb, keto-friendly snack. Each bar contains 5g of protein, which is on the lower end compared to some other protein bars but still provides a decent protein boost. The carbohydrate content is impressively low at 4g net carbs per serving, making it suitable for those on a ketogenic diet. It also contains 1g of total sugar and no added sugars, which is great for those trying to manage their sugar intake.

Additionally, these bars are made with nutrient-dense ingredients like almonds and peanuts, and they do not contain artificial sweeteners or sugar alcohols, which some may find beneficial for digestive comfort. The taste and texture are enhanced by a chocolatey top drizzle and bottom coating, which should appeal to those who enjoy a combination of nutty and chocolate flavors. Each bar provides a source of fiber, contributing to daily fiber intake.

However, it’s important to note that these bars are not low in calories, so they should be consumed in moderation if you are watching your calorie intake. They are also gluten-free, non-GMO, low in sodium, and kosher, making them accessible to a wide range of dietary preferences and restrictions. For those looking for a convenient, nutritious snack that aligns with low-carb and keto dietary goals, these bars could be a good fit.

Rating
9.1
Protein Content
Carbohydrate Content
Sugar Content

Most important from
3373 reviews

Protein Content
Keto-friendly, protein-packed, non-GMO, kosher, and just 1g of sugar make them a perfect snack choice.
Carbohydrate Content
These bars are exactly what I needed - low in sweeteners, sugar, and carbs, offering a wholesome snack without excessive calories.
Sugar Content
KIND Zero Added Sugar Bars are a breakfast miracle with dark chocolate, almonds, a touch of sea salt, and zero added sugar.
Ingredients
Keto-friendly, protein-packed, non-GMO, kosher, and just 1g of sugar make them a perfect snack choice.
Taste and Texture
Not overly sweet, which is perfect if you prefer a more natural taste over candy-bar type snacks.
Calorie Content
These bars are exactly what I needed - low in sweeteners, sugar, and carbs, offering a wholesome snack without excessive calories.

Buying Guide for the Best Low Carb Protein Bars

Choosing the right low-carb protein bar can be a bit overwhelming with so many options available. The key is to find a bar that fits your dietary needs, taste preferences, and nutritional goals. Here are some important specifications to consider when selecting a low-carb protein bar, along with explanations to help you make an informed decision.
Protein ContentProtein content is crucial because it helps with muscle repair and growth, keeps you full, and supports overall health. Low-carb protein bars typically range from 10 to 30 grams of protein per bar. If you're using the bar as a meal replacement or post-workout snack, aim for higher protein content (20-30 grams). For a light snack, 10-15 grams may be sufficient. Consider your daily protein needs and how the bar fits into your overall diet.
Carbohydrate ContentCarbohydrate content is important for those following a low-carb diet. Low-carb protein bars usually have between 2 to 15 grams of net carbs. Net carbs are calculated by subtracting fiber and sugar alcohols from total carbs. If you're on a strict low-carb or ketogenic diet, look for bars with 5 grams of net carbs or less. For moderate low-carb diets, up to 15 grams of net carbs may be acceptable. Choose based on your specific carb intake goals.
Fiber ContentFiber is essential for digestive health and can help you feel full longer. Low-carb protein bars often contain 5 to 15 grams of fiber. Higher fiber content (10-15 grams) is beneficial if you're looking to increase your daily fiber intake or need help with satiety. If you already consume enough fiber through other foods, a bar with 5-10 grams may be sufficient. Consider your overall fiber intake when choosing a bar.
Sugar ContentSugar content is a key factor, especially for those monitoring their sugar intake. Low-carb protein bars should have minimal added sugars, ideally less than 5 grams per bar. Some bars use sugar alcohols or natural sweeteners like stevia or monk fruit to keep sugar content low. If you are sensitive to sugar alcohols, opt for bars with natural sweeteners. Check the ingredient list to ensure the bar aligns with your sugar intake preferences.
IngredientsThe ingredient list can tell you a lot about the quality of the protein bar. Look for bars with whole food ingredients and minimal artificial additives. Common ingredients include nuts, seeds, protein isolates, and natural sweeteners. Avoid bars with long lists of unrecognizable ingredients or those high in artificial additives. Choose bars with ingredients that align with your dietary preferences and any food sensitivities or allergies you may have.
Taste and TextureTaste and texture are subjective but important for overall satisfaction. Protein bars come in various flavors and textures, from chewy to crunchy. It's a good idea to try a few different brands and flavors to find what you enjoy. Consider whether you prefer a bar that feels more like a treat or one that is more functional and straightforward. Your personal taste preferences will guide you in selecting a bar you'll look forward to eating.
Calorie ContentCalorie content is important for managing your overall energy intake. Low-carb protein bars typically range from 150 to 300 calories per bar. If you're using the bar as a meal replacement, a higher calorie count (250-300 calories) may be appropriate. For a snack, aim for bars with 150-200 calories. Consider your daily caloric needs and how the bar fits into your overall diet plan.

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