10 Best low calorie protein bars of 2025

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1

NuGo
NuGo Smarte Carb 20g Protein 0g Sugar, 2g Net Carbs 160 Calories Brown, Sugar free Peanut Butter Crunch, 12 Count
Main highlights

High Protein Low Calorie
NuGo Smarte Carb bars offer 20g protein with only 160 calories.

Perfect for Low Carb Diets
Ideal for keto or low-carb diets with 1-2g net carbs.

Praised Crunchy Texture
Customers love the natural taste and crunchy texture.
Key specs
- flavor:Peanut Butter Crunch, Chocolate Black Cherry
- fiber:5g
- protein:18-20g
- ingredients:Non-GMO ingredients
- sugar:0g
9.9

Exceptional

Our Rating

8.2
quality of ingredients

8.0
Flavor

8.0
worth the money
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Value for Money

2

Quest
Quest Nutrition Crispy Cookies & Cream Hero Protein Bar, 18g Protein, 1g Sugar, 3g Net Carb, Gluten Free Protein Snack, Keto Friendly, 12 Count

20% Off
Main highlights

High Protein Low Sugar
Quest Cookies & Cream Hero Protein Bar offers 18g protein, 1g sugar, and 3g net carbs, perfect for health-conscious snackers.

Perfect Snack Anytime
Ideal for satisfying sweet cravings without guilt, anytime and anywhere, thanks to low sugar and high protein content.

Praised Crunchy Texture
Customers love the crispy, crunchy texture and delicious Cookies & Cream flavor, making it a standout choice in protein bars.
9.6

Exceptional

Our Rating

9.5
Flavor

9.1
Freshness

8.0
worth the money
3

Quest
Quest Nutrition Mini Chocolate Chip Cookie Dough Protein Bars, 8g Protein, 1g Sugar, 2g Net Carbs, Gluten Free, 14 Count

16% Off
Main highlights

High Protein Low Carb
Quest Mini Protein Bars offer 8g of protein and low carbs, ideal for keto-friendly diets.

Perfect On-the-Go Snack
Compact size and chewy texture make it ideal for busy lifestyles.

Great Taste and Satisfaction
Customers love the taste and satisfying nature of these mini bars.
Key specs
- protein:8 grams
- sugar:1g or less
- flavor:chewy and tasty
- fiber:4-5 grams
- ingredients:quality ingredients
9.5

Excellent

Our Rating

9.3
Serving size

8.4
quality of ingredients

8.4
Flavor
4

Pure Protein
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)
Main highlights

High Protein Low Sugar
Each bar contains 20g of protein and only 2g of sugar.

Ideal for Active Lifestyles
Perfect for pre or post-workout snacks or quick energy boosts.

Great Taste Praised by Customers
The chocolate, peanut, and caramel flavors are frequently highlighted as delicious.
Key specs
- protein:20 grams
- sugar:2 grams
- flavor:Chocolate Peanut Caramel
- fiber:N/A
- ingredients:N/A
9.2

Excellent

Our Rating

8.9
For traveling

8.7
quality of ingredients

8.4
Flavor
5

WonderSlim
Wonderslim High Fiber Protein Bars, Fluffy S'more Crisp | 15g Protein, 8g Fiber | Low Sugar, Low Carb | Healthy Indulgence | Satisfying, Supports Energy & On-the-Go Convenience, 7 Pack
Main highlights

Protein Fiber Packed Nutrition
Contains 15g protein, 6-8g fiber, 1-5g sugar.

Ideal for Weight Management
Enhances weight management programs with low carbs and sugar.

Flavorful and Satisfying
Praised for taste and satisfying sweet cravings.
Key specs
- protein:15g
- sugar:1-5g
- flavor:4 indulgent flavors
- fiber:6-8g
- ingredients:N/A
9.1

Excellent

Our Rating

9.3
Flavor

8.7
quality of ingredients

8.0
worth the money
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6

IQBAR
IQBAR Brain and Body Plant Protein Bars - 7 Bar Sampler Pack - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement
Main highlights

Nutrient-Rich and Keto-Friendly
IQBARs offer 12g plant protein, 3g net carbs, and brain nutrients.

Perfect for On-the-Go Snacking
Ideal for busy lifestyles, workouts, or meal replacements.

Praised for Flavor and Texture
Customers love the taste and non-chalky texture of IQBARs.
Key specs
- Fiber:7-10g
- Carbs:3g net
- Sugar:1-2g
- Protein:12g plant-based
- Calories:180
9.0

Excellent

Our Rating

8.9
quality of ingredients

8.0
Flavor

8.0
worth the money
7

Protein One
Protein One 90 Calorie Protein Bars, Strawberries and Cream, Keto Friendly, 5 Ct, 4.8 oz
Main highlights

Keto Friendly Low Sugar
Delicious keto protein bars with less than 1g sugar.

Perfect On-the-Go Snack
Ideal for office snacks, lunch boxes, or quick treats.

High Protein Content
Praised for 10g protein, great for boosting intake.
8.9

Very Good

Our Rating

8.0
worth the money

8.0
Flavor
8

Quest

Quest Nutrition S'mores Protein Bar, 21g Protein, 4g Net Carbs, 1g Sugar, Gluten Free, Keto Friendly, 4 Count
8.6

Very Good

Our Rating
9

Orgain
Orgain Organic Vegan Protein Bars, Chocolate Chip Cookie Dough - 10g Plant Based Protein, Low Calorie Healthy Snacks, No Lactose or Soy Ingredients, Gluten Free, Non-GMO - 1.41 Oz (Pack of 12)

20% Off
Main highlights

10g Plant-Based Protein
Provides 10 grams of organic plant-based protein, ideal for energy and muscle recovery.

On-the-Go Nutrition
Perfect for meal replacement, office snacks, or pre/post workouts.

Taste and Convenience
Highly praised for non-crumbly texture and satisfying taste.
Key specs
- protein:10 grams
- sugar:5 grams
- flavor:N/A
- fiber:3 grams
- ingredients:brown rice, pea, chia seeds
8.5

Good

Our Rating

8.0
For traveling

8.0
worth the money

8.0
Flavor
10

Fiber One

Fiber One 70 Calorie Brownies, Chocolate Chip Cookie Snack Bars, 2g Sugar, Value Pack, 12 Ct, 10.6 oz

19% Off
8.3

Good

Our Rating

10 Best low calorie protein bars of 2025

1

NuGo Smarte Carb 20g Protein 0g Sugar, 2g Net Carbs 160 Calories Brown, Sugar free Peanut Butter Crunch, 12 Count

8.2

8.0

8.0

How do we rank?

How do we rank?

Analyzing top stores

2

Quest Nutrition Crispy Cookies & Cream Hero Protein Bar, 18g Protein, 1g Sugar, 3g Net Carb, Gluten Free Protein Snack, Keto Friendly, 12 Count

9.5

9.1

8.0

3

Quest Nutrition Mini Chocolate Chip Cookie Dough Protein Bars, 8g Protein, 1g Sugar, 2g Net Carbs, Gluten Free, 14 Count

9.3

8.4

8.4

4

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)

8.9

8.7

8.4

5

Wonderslim High Fiber Protein Bars, Fluffy S'more Crisp | 15g Protein, 8g Fiber | Low Sugar, Low Carb | Healthy Indulgence | Satisfying, Supports Energy & On-the-Go Convenience, 7 Pack

9.3

8.7

8.0

6

IQBAR Brain and Body Plant Protein Bars - 7 Bar Sampler Pack - Gluten Free, High Fiber, Vegan Snacks - Low Sugar Meal Replacement

8.9

8.0

8.0

7

Protein One 90 Calorie Protein Bars, Strawberries and Cream, Keto Friendly, 5 Ct, 4.8 oz

8.0

8.0

8

Quest Nutrition S'mores Protein Bar, 21g Protein, 4g Net Carbs, 1g Sugar, Gluten Free, Keto Friendly, 4 Count

9

Orgain Organic Vegan Protein Bars, Chocolate Chip Cookie Dough - 10g Plant Based Protein, Low Calorie Healthy Snacks, No Lactose or Soy Ingredients, Gluten Free, Non-GMO - 1.41 Oz (Pack of 12)

8.0

8.0

8.0

10

Fiber One 70 Calorie Brownies, Chocolate Chip Cookie Snack Bars, 2g Sugar, Value Pack, 12 Ct, 10.6 oz

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