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10 Best Low Carb Protein Bars 2025 in the United States
#1
Winner
Quest Nutrition Pumpkin Pie Protein Bar, 20g Protein, 4g Net Carb, 1g Sugar, Gluten Free, 12 Count
The Quest Nutrition Pumpkin Pie Protein Bar is a solid option if you’re looking for a low-carb, high-protein snack. Each bar delivers 20 grams of protein, which is great for supporting muscle repair or keeping you full between meals. With only 4 grams of net carbs and just 1 gram of sugar, it fits well within a low-carb diet. It’s also gluten-free and kosher, making it suitable for various dietary needs. The bar uses dairy-based protein, offering essential amino acids, which is beneficial if you don’t have dairy restrictions. The pumpkin pie flavor adds a seasonal twist that many find enjoyable, and the texture is typically chewy but not too dense, making it easy to eat on the go.
Rating
10.0
Chosen by1,160
Protein Content
Taste and Texture
Most important from
5019 reviews
#2
Quest Nutrition Ultimate Variety Pack Protein Bars, High Protein, Low Carb, Gluten Free, Keto Friendly, 12 Count
The Quest Nutrition Ultimate Variety Pack provides a convenient way to try multiple flavors from a well-known protein bar brand. Each bar contains a solid 20-21 grams of protein, supporting muscle recovery and increased protein intake. They maintain low net carbs, at just 4-5 grams, making them suitable for keto and low-carb diets. Sugar content is minimal, typically between 0 to 2 grams, helping to avoid blood sugar spikes.
Rating
10.0
Protein Content
Carbohydrate Content
Sugar Content
Most important from
92626 reviews
#3
IQBAR Brain and Body Plant Protein Bars - Chocolate Lovers Variety - 12-Count Low Carb - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
IQBAR Brain and Body Plant Protein Bars are designed to be a convenient, low-carb snack that supports a healthy lifestyle, especially for those following keto or vegan diets. Each bar offers 12 grams of plant-based protein, which is a solid amount to help keep you full and energized. They are very low in sugar, with only 1 gram per bar, and have just 2-3 grams of net carbs, making them a good choice if you’re aiming to limit carbohydrate intake. High fiber content (7-9 grams) helps with digestion and also contributes to feeling full longer.
Rating
9.1
Protein Content
Carbohydrate Content
Fiber Content
Most important from
27140 reviews
Top 10 Best Low Carb Protein Bars 2025 in the United States
#1
Winner
Quest Nutrition Pumpkin Pie Protein Bar, 20g Protein, 4g Net Carb, 1g Sugar, Gluten Free, 12 Count
Quest Nutrition Pumpkin Pie Protein Bar, 20g Protein, 4g Net Carb, 1g Sugar, Gluten Free, 12 Count
Protein Content: 20 grams
Carbohydrate Content: 4 grams net carbs
Sugar Content: 1 gram
Taste and Texture: Pumpkin pie flavor, chewy
Calorie Content: moderate amount
Chosen by 1160 this week
Quest Nutrition Ultimate Variety Pack Protein Bars, High Protein, Low Carb, Gluten Free, Keto Friendly, 12 Count
Quest Nutrition Ultimate Variety Pack Protein Bars, High Protein, Low Carb, Gluten Free, Keto Friendly, 12 Count
Protein Content: 20-21 grams
Carbohydrate Content: 4-5 grams net carbs
Sugar Content: 0-2 grams
Ingredients: contains artificial sweeteners, additives
Calorie Content: about 200 calories
IQBAR Brain and Body Plant Protein Bars - Chocolate Lovers Variety - 12-Count Low Carb - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
IQBAR Brain and Body Plant Protein Bars - Chocolate Lovers Variety - 12-Count Low Carb - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
Protein Content: 12 grams
Carbohydrate Content: 9-12 grams
Fiber Content: 7-9 grams
Sugar Content: 1 gram
Ingredients: Lion’s Mane, Magnesium, Vitamin E, MCTs
Calorie Content: 160-180 calories
IQBAR Brain and Body Plant Protein Bars - Chocolate Sea Salt - 12-Count Low Carb - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
IQBAR Brain and Body Plant Protein Bars - Chocolate Sea Salt - 12-Count Low Carb - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
Protein Content: 12g
Carbohydrate Content: 2 net carbs
Fiber Content: 8g
Sugar Content: 1g
Ingredients: Lion’s Mane, Magnesium, Vitamin E, MCTs
Calorie Content: 170 calories
Quest Nutrition Lemon Cake Protein Bars, High Protein, Low Carb, Gluten Free, Keto Friendly, 12 Count (Pack of 1)
Quest Nutrition Lemon Cake Protein Bars, High Protein, Low Carb, Gluten Free, Keto Friendly, 12 Count (Pack of 1)
Protein Content: 20g
Carbohydrate Content: 4g net carbs
Fiber Content: 13g
Sugar Content: 1g
Ingredients: dairy-based proteins
Taste and Texture: lemon cake flavor, soft
Related Products
ALOHA Organic Plant Based Protein Bars |Peanut Butter Chocolate Chip | 1.98 Oz (Pack of 12) | Vegan, Low Sugar, Gluten Free, Paleo, Low Carb, Non-GMO, Stevia Free, Soy Free, No Sugar Alcohols
ALOHA Organic Plant Based Protein Bars |Peanut Butter Chocolate Chip | 1.98 Oz (Pack of 12) | Vegan, Low Sugar, Gluten Free, Paleo, Low Carb, Non-GMO, Stevia Free, Soy Free, No Sugar Alcohols
Protein Content: 14 grams per bar
Carbohydrate Content: low compared to many bars
Fiber Content: 13 grams
Sugar Content: 4 grams
Ingredients: organic brown rice, pumpkin seed protein
Calorie Content: 240 calories each
IQBAR Brain and Body Plant Protein Bars - 7 Bar Sampler Pack - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
IQBAR Brain and Body Plant Protein Bars - 7 Bar Sampler Pack - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
Protein Content: 12 grams
Carbohydrate Content: 2-3 grams net carbs
Fiber Content: 6-9 grams
Sugar Content: 1-2 grams
Ingredients: Gluten-free, dairy-free, soy-free, vegan, Lion’s Mane, MCTs
Taste and Texture: 10 flavors, crunchy and chewy
Calorie Content: 160-180 calories
Pure Protein Bars, High Protein, Nutritious Snacks to Support Energy, Low Sugar, Gluten Free, Chocolate Peanut Caramel, 1.76oz, 12 Count (Pack of 1) (Packaging May Vary)
Pure Protein Bars, High Protein, Nutritious Snacks to Support Energy, Low Sugar, Gluten Free, Chocolate Peanut Caramel, 1.76oz, 12 Count (Pack of 1) (Packaging May Vary)
Protein Content: 20 grams
Carbohydrate Content: low-carb
Sugar Content: 2 grams
Calorie Content: 190 calories
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)
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)
Protein Content: 20g
Sugar Content: 5g or less
#10
Pure Protein Bars, High Protein, Nutritious Snacks to Support Energy, Low Sugar, Gluten Free, Chocolate Peanut Butter, 1.76oz, 12 Count (Packaging May Vary)
Pure Protein Bars, High Protein, Nutritious Snacks to Support Energy, Low Sugar, Gluten Free, Chocolate Peanut Butter, 1.76oz, 12 Count (Packaging May Vary)
Protein Content: 20g per bar
Sugar Content: low sugar
Ingredients: high-quality protein sources
Taste and Texture: chocolate peanut butter flavor; chewy smooth
Calorie Content: moderate
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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.