Best Low-Carb Protein Bars in 2024, Expert’s Top Pick

Fuel your keto lifestyle with the top protein bars. Our picks satisfy cravings while supporting your low-carb goals.

Our editors independently research, test, and recommend the best products; we may receive commissions on purchases made from our chosen links. You can learn more about our review process here.

Overview

Navigating the world of dietary choices can be a labyrinth, especially when you’re trying to balance your protein intake with a low-carb lifestyle. Many of us find ourselves in this rather tricky situation, seeking a solution that doesn’t compromise on taste or nutrition.

Imagine a lifesaver in the form of a snack – a protein bar that aligns with your low-carb diet without skimping on flavor or satiety. The answer lies in the world of low-carb protein bars, a category of supplements that have become really popular in the fitness and dietary landscape.

These aren’t just your run-of-the-mill snacks. They are carefully crafted, nutrient-dense powerhouses that cater to your protein needs while respecting your carb limits. Let’s take a closer look at these unsung heroes, exploring the best low-carb protein bars that have earned rave reviews for their balance of taste, nutrition, and compatibility with a low-carb lifestyle.

Best Low Carb Protein Bars

Best Overall Low Carb Protein Bar:
Onnit Protein Bites

Best Vegan Low Carb Protein Bar:
ALOHA Organic Plant Based Protein Bars

Best High Fiber Low-Carb Protein Bar:
No Cow Dipped Protein Bars

Best Organic Low-Carb Protein Bar:
Orgain Organic Vegan Protein Bars

Best Chewy Low-Carb Protein Bar:
Quest Nutrition Lemon Cake Protein Bars

Our Top Picks

#1 Onnit Protein Bites

Key features

  • Net Carbs: 8 grams
  • Flavors: Broad variety including fan favorites
  • Main Protein Source: Grass-fed whey and milk proteins
  • Protein Per Serving: Up to 9 grams

What we love:

  • Varied Nutrition
  • Convenience
  • Subscription Savings
  • Quality Ingredients
  • Taste and Texture

What to consider:

  • Allergen Advisory: Contains common allergens including soy, tree nuts, milk, and sesame.
  • Mixed Reviews: Customer opinions on the new formula are split, indicating varied taste preferences.
  • Potential Mess: The chocolate coating may melt easily, which could get untidy.

Why we choose Onnit Protein Bites:

Onnit Protein Bites was underpinned by our insistence on excellence — both in dietary impact and ethical production. We stand behind Onnit’s Protein Bites as a product of superior quality and effectiveness, cementing our confidence in recommending them to our health-centric community.

Overview

Onnit Protein Bites pack 7 to 9 grams of quality protein from grass-fed cows, alongside an impressive variety of plant-derived nutrients. However, opinions on the new formula’s taste profile are polarized.

With a protein lineup from whey and milk proteins of grass-fed cows, alongside a comprehensive plant blend, these bites won’t win over fans of minimalist ingredient lists. Regardless, they manage to provide 9 grams of protein largely from whey protein isolate and milk protein isolate.

The cows supplying the milk for Onnit Protein Bites graze on grass for an average of 300 days annually, without growth hormones, producing non-GMO milk. Offered at $1.66 per serving (or $1.41 with a subscription), these bites are an economical option.

Despite containing several allergens, they remain a competitive choice in terms of price and nutrition per serving. The bites are sweetened with agave syrup, capping sugar content at 7 grams, while keeping carbs and calories low.

During our extensive review, the Cookies and Cream flavor was a standout, carrying approval from numerous testers. One of the reviewers says, “Although it’s not the highest in protein, it’s akin to a healthier indulgence for those with a sweet tooth.”

#2 ALOHA Organic Plant Based Protein Bars

Key features

  • Protein per Bar: 14 grams
  • Net Carbs per Bar: Variable based on flavor
  • Fiber per Bar: 13 grams
  • Sugar Content per Bar: 4 grams

What we love:

    • Vegan and Organic: Catering to plant-based diets without compromising on flavor.
    • High-Protein: Each bar provides 14 grams of organic, plant-based protein.
    • Fiber-Rich: A substantial 13 grams of fiber for digestive health.
    • Low-Sugar: Only 4 grams of sugar signifies a commitment to healthy snacking.
    • Clean Ingredients: Free from soy, gluten, dairy, GMOs, and artificial additives.

What to consider:

  • Premium Ingredients: The cost reflects high-quality sourcing and organic certification.

Why we choose ALOHA Organic Plant Based Protein Bars:

ALOHA Protein Bars offer health-conscious consumers a standout choice. With vegan, organic, and GMO-free options, these bars provide 14g of protein and minimal sugar. They cater to various dietary preferences, making them perfect for breakfast, meal replacement, or post-workout recovery. A responsible and satisfying snack option!

Overview

In the competitive landscape of protein bars, ALOHA’s Peanut Butter Chocolate Chip variant asserts itself distinctly. Leveraging whole-food ingredients like organic brown rice and pumpkin seed proteins, ALOHA Protein Bars excels in offering a nutrient-dense snack that supports a healthy lifestyle and caters to a variety of dietary needs.

This commitment to natural, high-quality ingredients, combined with a rigidity against artificial preservatives, aligns with our brand’s emphasis on the safety and effectiveness of health-focused products. They provide a palatable yet nutritious option, making no compromises on taste while ensuring peak nutritional benefits for discerning consumers.

So, if you’re in search of a clean, plant-based protein bar that fits seamlessly into your diet, look no further than ALOHA Protein Bars. Trust us; your taste buds and body will thank you!

#3 No Cow Dipped Protein Bars

Key features

  • Protein per Bar: At least 20 grams
  • Sugar Content per Bar: Only 1 gram
  • Type of Protein: Brown Rice and Pea Protein Blend
  • Dietary Considerations: Dairy-Free, Gluten-Free, Non-GMO, Soy-Free, Kosher
  • Package Quantity: 12 bars per box, 2.12 oz (60g) each

What we love:

  • Fusion of flavor and nutrition: No Cow Dipped Protein Bars
  • Rich taste: Chocolate Salted Caramel
  • Clean, plant-based protein
  • Complete nutrition, weight management, high protein diets
  • Ideal choice for health and taste connoisseurs

What to consider:

  • Be aware of the natural sweeteners in these bars for a unique taste.
  • Consider how this high-fiber, high-protein option fits into your overall nutrition.

Why we choose No Cow Dipped Protein Bars:

We choose No Cow Dipped Protein Bars to prioritize health and taste. These bars are dairy-free and made with high-quality plant proteins, making them lactose-free and easy to digest. They promote muscle recovery and provide sustained energy. Our commitment to safety and effectiveness is reflected in their non-GMO, gluten-free, soy-free, and kosher certifications.

Overview

No Cow Dipped Protein Bars are perfect for keto enthusiasts and those mindful of their glycemic intake. These bars have a low sugar, low carb profile, with an indulgent chocolate coating over a dense protein core. They’re free from artificial flavors or sweeteners, aligning with a health-oriented lifestyle.

Enjoy three delicious flavors: Dark Chocolate Sea Salt, Dark Chocolate Caramel, and Dark Mocha Almond, each made with natural ingredients and unique flavors.

In addition to the benefits mentioned above, No Cow Dipped Protein Bars also provide a convenient on-the-go option for busy individuals looking to maintain their healthy lifestyle. They are easy to pack and can be enjoyed as a quick snack or pre/post-workout fuel.

Plus, with the bonus of being gluten-free and dairy-free, these bars cater to those with dietary restrictions or preferences. Compared to popular protein bars on the market, No Cow Dipped Protein Bars offer a refreshing alternative for health-conscious individuals.

They provide a well-rounded nutrition profile with low sugar and carb content, high-quality plant proteins, and no artificial ingredients. In contrast, many popular brands often contain high amounts of sugar or artificial sweeteners, making them less suitable for those watching their glycemic intake.

#4 Orgain Organic Vegan Protein Bars

Key features:

  • Protein: 10 grams of plant-based protein per bar
  • Ingredients: Certified organic, including brown rice protein, pea protein, chocolate chips, and chia seeds
  • Calories: 150 calories per bar
  • Diet Compatibility: Vegan, Dairy-Free, Gluten-Free, Lactose-Free, Non-GMO, Soy-Free, Kosher
  • Pack Size: Includes 12 bars, 1.41 oz (40g) each
  • Certifications: USDA Organic, Non-GMO
  • No Artificial Additives: Free of artificial colors, flavors, and preservatives

What we love:

  • Plant-Based Protein: 10 grams per bar from a blend of brown rice, pea, and chia seeds.
  • Organic & Clean: USDA organic certified, ensuring natural ingredients without artificial additives.
  • Diet-Friendly: Ideal for vegans, and free from common allergens like dairy, gluten, and soy.
  • Low-Calorie Snack: Just 150 calories per bar, perfect for a guilt-free energy boost.
  • Convenience: Great for on-the-go nutrition, easy to pack for meals or workout snacks.

What to consider:

  • Sugar Alcohols: Contains erythritol which some may wish to avoid.
  • Specialty Ingredients: May have a higher price point due to the quality of organic components.

Why we choose Orgain Organic Vegan Protein Bars:

We recognize the growing demand for clean, organic nutrition—Orgain delivers on this with a satisfying and delicious Chocolate Brownie flavor. These bars are a powerhouse of plant-based protein, perfect for the health-conscious consumer who refuses to compromise on taste and quality.

Overview

Orgain Organic Chocolate Brownie Protein Bars stand out in a crowded marketplace of on-the-go snacks. Their commitment to organic, clean ingredients is evident in their product line-up, offering peace of mind to those wary of processed foods.

Not only do they serve as an excellent source of protein, but they also cater to a broad range of dietary needs. Ultimately, these bars represent a convenient solution to support a healthy, active lifestyle without the clutter of artificial colors, flavors, or preservatives.

It’s a straightforward, nutritious snack that complements the rhythm of a busy, health-aware individual. Whether you’re looking to sustain energy, build lean muscle, or recover post-workout, Orgain has proven that wholesome ingredients and great taste can go hand in hand.

#5 Quest Nutrition Lemon Cake Protein Bars

Key features:

  • Protein: 20 grams per bar, including 9 essential amino acids
  • Net Carbs: 4 grams, making it a keto-friendly option
  • Fiber: 13 grams to support a balanced diet
  • Sugar: Less than 1 gram per bar, no added sugars
  • Dietary Claims: Gluten-Free, Kosher, High Protein
  • Pack Size: Box of 12 bars
  • Ingredients: Includes dairy proteins, prebiotic fiber, erythritol, almonds, and natural flavors

What we love:

  • Zesty Sweetness: A sublime balance of lemon cake flavor to satisfy cravings.
  • Powerful Protein Punch: Each bar contains 20 grams of dairy-based protein.
  • Low Net Carbs: Just 4 grams of net carbs for low-carb lifestyle compatibility.
  • Fiber-Rich: Packed with 13 grams of fiber to support digestive health.
  • No Added Sugar: Enjoy the natural sweetness without the sugar spike.

What to consider:

  • Sweetener Sensitivity: Contains erythritol and sucralose, to which some might be sensitive.
  • Contains Allergens: Not suitable for those with nut or dairy allergies.

Why we choose Quest Nutrition Lemon Cake Protein Bars:

In the quest for a satisfying snack that dovetails with health objectives, this bar presents a fine-tuned formula. It offers the essential amino acids necessary for muscle maintenance and growth, wrapped in a taste that pleases the palate without undermining dietary discipline.

Overview

Quest Lemon Cake Protein Bar is a triumph of flavor engineering, uniting nuanced natural lemon taste with the dietary heft of a high-protein, low-sugar, high-fiber nutritional profile. This bar is a travel-friendly ally for active individuals, addressing hunger pangs with responsible ingredients that align with a wellness-focused lifestyle while also catering to gluten-free and kosher diets.

Crafted for those who pursue taste and results, it’s more than a snack, it’s strategic nutrition. The brand’s commitment to providing a safe and effective product is evident in its use of European Union (E.U.) purity benchmarks, which are known to be the highest standards for safety.

Unlike other brands that may not have such rigorous testing measures in place, Quest Lemon Cake Protein Bar ensures that every bar meets these standards before reaching consumers.

How Do Low-Carb Protein Bars Work?

The magic of low-carb protein bars lies in their unique nutritional blueprint. They’re all about balance – a delicate dance between providing you with the vital protein you need while keeping those pesky carbs at bay.

Protein is the star here. It’s the building block of our bodies, crucial for repairing and creating new cells, not to mention supporting muscle growth[1]. When you take a bite of a low-carb protein bar, your body gets a burst of high-quality protein that’s easy to digest and absorb.

Now, what about the low-carb part? Carbohydrates are our body’s go-to energy source. But when we limit them, the body has to find fuel elsewhere. This is where fats come in. In a low-carb state, our bodies turn to fat for energy, a process known as ketosis[2].

So, these low-carb protein bars essentially provide you with double benefits. You’re getting the protein you need for muscle maintenance and growth, while the low carb content supports your body’s shift towards burning fat for energy. It’s a synergy that works wonders for those balancing fitness goals with dietary restrictions.

How We Tested and Picked the Best Low-Carb Protein Bars

To identify the best low-carb protein bars, we went in deep. We spent months sampling various products, scrutinizing their nutritional profiles, and savoring their taste. Our approach was comprehensive: we considered net carb content, protein quality, taste, and customer reviews.

We also kept an eye out for any hidden sugars or artificial additives that might compromise the health benefits. After rigorous testing and analysis, we shortlisted those that truly delivered on the promise of being high in protein, low in carbs, and delicious.

This wasn’t just a numbers game – we wanted to ensure these bars would genuinely enhance your dietary journey while offering a satisfying snack or meal substitute.

Benefits of Low-Carb Protein Bars/ Keto Protein Bars

Low-carb protein bars aren’t just a convenient snack; they come with a host of benefits that make them a worthy addition to your dietary routine. Here are some of these advantages:

High-Quality Protein

keto protein bars are packed with quality protein, essential for muscle repair and growth[1]. Whether you’re a fitness enthusiast or just someone aiming to maintain a healthy body, keto protein bars provide a quick and easy way to meet your daily protein needs.

Supports Weight Management

The low-carb aspect contributes to weight management. By limiting carb intake, your body is encouraged to burn fat for energy, which can support weight loss goals. Plus, protein helps keep you satiated, curbing unnecessary snacking[3].

Convenience

In our fast-paced world, finding time for a balanced meal can be a challenge. Low-carb protein bars offer a convenient solution. They’re portable, quick to consume, and don’t require any prep time – making them a perfect on-the-go option.

Energy Boost

Despite being low in carbs, keto bars can still provide a steady release of energy. This is thanks to the protein and healthy fats they contain, which are excellent sources of sustained energy[4].

Versatility

Whether you need a pre-workout fuel, post-workout recovery, or just a midday snack, low-carb protein bars fit the bill. They’re a versatile option that can adapt to your dietary needs throughout the day.

Who Should Use Low-Carb Protein Bars/Keto Protein Bars?

  • Fitness Enthusiasts: If you’re regularly hitting the gym, running, or engaging in any strenuous physical activities, keto bars can help fuel your workouts and aid in recovery by providing a quick and convenient source of protein[1].
  • Weight Watchers: If you’re on a weight loss journey, keto protein bars can be a game-changer. The combination of high protein and low carbs can help manage hunger pangs and support fat-burning [5].
  • Busy Bees: For those with a hectic schedule, finding time to prepare a nutritious meal can be tough. Low-carb protein bars are a quick, easy, and portable solution that can fill the gap when you’re on the go.
  • Low-Carb & Keto Dieters: If you’re following a low-carb or ketogenic diet, keto bars can align perfectly with your dietary goals, helping you keep carb intake in check while providing necessary protein.
  • Healthy Snackers: If you’re someone who loves a good snack but wants to keep it healthy, low carb bars offer a satisfying option that won’t derail your nutrition goals.

How To Choose The Best Low-Carb Protein Bars/ Keto bars

Here are some key factors to consider when making your choice:

  • Protein Content: Look for keto bars that offer a substantial amount of protein (around 20g per serving is a good benchmark). This ensures you’re getting a meaningful dose of this vital macronutrient.
  • Net Carbs: Check the net carbs – that’s total carbs minus fiber and sugar alcohols. Fiber and sugar alcohols, although technically carbs, aren’t fully digested by your body, hence, they don’t contribute to your blood sugar levels. The lower the net carbs, the better it aligns with a low-carb diet.
  • Quality of Ingredients: Scan the ingredient list. Opt for bars made with whole food ingredients and avoid those loaded with artificial additives or sweeteners.
  • Sugar Content: While we all love a little sweetness, too much sugar can lead to health issues such as weight gain and heart disease. Even if a bar is low in carbs, it could still be high in sugar. Look for protein bars with low sugar content to keep your nutrition on track.
  • Taste: We’re all human, and we all want our food to taste good! So, while it’s important to consider the nutritional content of your protein bar, don’t forget about the flavor. Choose a bar that you enjoy eating – there’s no point in a healthy snack that you have to force yourself to eat.
  • Dietary Needs: If you have specific dietary needs or restrictions (like gluten-free, vegan, etc.), ensure the bar meets those requirements.

final-sec verdictConclusion

Low-carb protein bars can be a beneficial part of a low-carb or weight-loss diet when used correctly. We’ve reviewed a range of low-carb bars to fit varying dietary needs and taste preferences. Each bar has its strengths, whether it’s high protein content, minimal net carbs, or the use of quality ingredients.

These keto snack bars can provide a helpful boost to those on a low-carb or weight-loss diet, serving as a convenient snack that keeps hunger at bay. However, they’re not a meal replacement and should be part of a balanced diet. Your choice will depend on your personal health goals and lifestyle. Use this review as a starting point, and remember, there’s no substitute for trying them out for yourself.

Frequently Asked Questions (FAQs)

Q. Can You Eat Protein Bars On A Low-Carb Diet?
A. Absolutely! You can enjoy low-carb high protein bars on a low-carb diet, provided they fit within your daily carb limit. Just remember to check the net carbs (total carbs minus fiber and sugar alcohols) and ensure they align with your dietary goals.

Q. Which Protein Bars Are Good For Weight Loss?
A. Protein bars that are high in protein, fiber, and healthy fats, but low in sugar and net carbs can support weight loss. They can help keep you full and curb cravings between meals. Just remember, they’re meant to supplement a balanced diet, not replace meals.

Q. Are Low-Carb Bars Good For You?
A. Low-carb bars can be a healthy choice, especially when they’re made with high-quality, natural ingredients and are low in sugar. However, like any food item, they should be consumed as part of a balanced diet. Don’t forget to pair them with plenty of fruits, vegetables, lean proteins, and whole grains.

Q. How Many Grams of Carbs Do You Need Daily on a Low-Carb Diet?
A. This can vary depending on individual dietary goals and activity levels, but typically, a low-carb diet restricts carb intake to between 20 and 60 grams per day. Always consult with a nutritionist to determine what’s best for your specific needs.

Q. What Makes a Filling Low-Carb Snack?
A. A filling low-carb snack usually contains a good balance of protein, fiber, and healthy fats. These nutrients take longer to digest, helping to keep you satisfied until your next meal. Think nuts, seeds, cheese, veggies with hummus, or of course, a low-carb protein bar!

5 Sources

BodybuildingReviews avoids using tertiary references. We have strict sourcing guidelines and rely on peer-reviewed studies, academic researches from medical associations and institutions. To ensure the accuracy of articles in BodybuildingReviews, you can read more about the editorial process here.

  1. Dietary Protein and Muscle Mass: Translating Science to Application and Health Benefit: https://doi.org/10.3390/nu11051136
  2. Ketosis. Encyclopedia of Human Nutrition: https://doi.org/10.1016/B978-0-12-375083-9.00166-5
  3. Increased Dietary Protein as a Dietary Strategy to Prevent and/or Treat Obesity: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6179508/
  4. The macronutrients, appetite and energy intake: https://doi.org/10.1146/annurev-nutr-121415-112624
  5. Effects of a high-protein ketogenic diet on hunger, appetite, and weight loss in obese men feeding ad libitum: https://doi.org/10.1093/ajcn/87.1.44

Marisa Moore, MBA, RDN, LD

Marisa is a nationally-recognized registered dietitian nutritionist and culinary nutrition expert.
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