10 Best Protein Bars: Taste-Tested and Dietitian Approved

Registered dietitian and protein-bar enthusiast Kelli McGrane sampled 30 well-known brands. Below are her selections for the 10 best protein bars.

A quick look at the best protein bars

• Best overall: | Skip to review
• Best post-workout: | Skip to review
• Best refrigerated: | Skip to review
• Best vegan: | Skip to review
• Best soft: | Skip to review
• Best crunchy: | Skip to review
• Best low FODMAP: | Skip to review
• Best for weight loss: | Skip to review
• Best for muscle building: | Skip to review
• Best low carb: | Skip to review

Protein bars are a common snack choice, offering a convenient and tasty way to boost your daily protein intake.

Still, protein bars vary widely. Many are packed with extra sugar, artificial sweeteners, and other additives that can undermine their potential health advantages.

Healthline contributor and registered dietitian Kelli McGrane evaluated 30 protein bar brands to determine which ones are worth buying.

Healthline’s picks of the best protein bars

How the best protein bars compare

Need a quick comparison? Here’s a snapshot of how our top selections stack up:

• -PriceTextureCaloriesTotal carbs (g)Fiber (g)Added sugar (g)Protein (g)
• $$very chewy200235012
• $$$slightly chalky280233516
• $$$smooth with a little crunch2502431111
• $soft and chewy2402510514
• $soft and smooth1902412612
• $crunchy240185612
• $$$chewy2703831110
• $$chalky1902617021
• $$dense and smooth2603481220
• $$melt-in-your mouth18014*3010

* Note: The think! Chocolate Peanut Butter Pie Delight Protein Bar contains 4 g of net carbs.

Meet our tester

How we tested protein bars

• Nutritional content: I looked for bars providing at least 10 g of protein, 3 g of fiber, and 12 g or less of added sugar per serving. Given varying calorie needs, I included bars in the 180–280 calorie range.
• Ingredients: I examined ingredient lists carefully, favoring bars with fewer artificial additives like flavorings, sweeteners, and preservatives.
• Availability: All bars listed are sold across the United States and can typically be found in at least one national grocery chain.
• Taste test: In initial testing I sampled multiple flavors from 25 brands over two weeks. I judged whether the flavor and texture made a bar enjoyable and whether it kept me satisfied for more than an hour. I later sampled five more brands.
• Price: I included options to fit various budgets.

All brands and products below were also carefully screened to ensure alignment with Healthline’s brand integrity standards and overall wellness approach. You can learn more about our vetting process.

How to choose the best protein bar

Frequently asked questions

What is the best protein bar for weight loss?

No Cow Chunky Peanut Butter is our selection for the best protein bar for weight loss because it’s low in calories yet high in protein and fiber.

TRUBAR Smother Fudger Peanut Butter and think! Chocolate Delight Chocolate Peanut Butter Pie Protein Bar are two additional weight-loss-friendly choices, each under 200 calories per serving.

Is it OK to eat a protein bar every day?

Enjoying protein bars in moderation as part of a balanced diet is fine. Swapping a protein bar for other snacks can be a convenient way to increase protein intake.

That said, they shouldn’t routinely replace more nutrient-dense whole foods like fruits and vegetables.

For optimal benefits, choose a bar low in added sugars and free from artificial ingredients and preservatives.

What is the best protein bar for women?

Aloha Chocolate Chip Cookie Dough is an excellent option for women, offering a solid amount of protein and fiber per serving plus 35% of the daily value (DV) for iron, a nutrient women often need in greater amounts.

Are protein bars good for building muscle mass?

Protein bars are an easy, convenient way to increase protein intake, which supports muscle growth.

It’s commonly advised to consume a high-protein snack or meal — like a protein bar — within 1 to 2 hours after exercise to aid muscle synthesis.

Bars also supply carbohydrates, which can enhance strength and body composition when combined with protein as a pre- or post-workout snack.

What is the best tasting protein bar?

Taste is personal, but after extensive testing we found Perfect Snacks Choco Crisp Dark Chocolate Protein Bars especially enjoyable, notably for peanut-butter lovers.

Aloha Protein Bars and TRUBAR also stand out for their dessert-like flavors.

The bottom line

Protein bars can be a useful addition to a varied, balanced diet and a simple way to boost protein intake to support health goals.

However, they are not all equal — many are high in calories, added sugars, and artificial ingredients.

Read the nutrition label and weigh cost, dietary needs, and personal taste to choose the protein bar that fits you best.