Best Dark High Protein Bars in 2026

GLUTEN-FREE PROTEIN BARS: Don’t choose between flavor and nutrition with these delicious protein bars. Life’s too short for anything boring, tasteless, or chalky. Stressful day, Pre-workout snack, Grab your ONE protein bar. You’ve saved room for dessert.

HIGH PROTEIN, WHEY PROTEIN ISOLATE, JUST 1G SUGAR, ALL OMG TASTE: Whichever ONE bar flavor you grab, you'll get 20g of protein, 1g of sugar and all OMG taste. Our gluten-free snack bars are a perfect high protein snack when your energy is low.

TOO GOOD TO BE TRUE SNACKING: At ONE Brands, we believe great taste and good health are not mutually exclusive, which is why we created the ONE Protein Bar. High protein, 1 gram of sugar and indulgent flavor make this protein bar one you'll keep eating.

DELICIOUS TASTE: A delicious and nutritious blend of organic whole grain oats with a touch of cinnamon and vanilla.

SOFT-BAKED & WHOLE GRAIN: Zbar is an organic, soft & chewy snack bar made with 10-12g whole grains; it is also a good source of fiber

ORGANIC & NON-GMO: CLIF Kid cares about the planet just as much as your kids! That is why Zbar is certified USDA Organic and Non-GMO

Smooth, organic peanut butter mixed with crunchy peanut pieces for a taste you’ll go nutty for.

NUTRITION FOR SUSTAINED ENERGY: CLIF BAR is The Ultimate Energy Bar, purposefully crafted with an ideal mix of protein, fat, and carbohydrates to sustain active bodies before and during long-lasting, moderate-intensity activity.

WHOLESOME INGREDIENTS THAT ARE BETTER FOR THE PLANET: Keeping your energy up never felt so good. As part of our mission to help create a healthier, more sustainable food system, we make every bar with sustainably sourced ingredients like chocolate and wholesome, plant-based ingredients like peanuts and rolled oats.

MORE FLAVORS TO SAVOR: Each variety pack contains 16 delicious snacks, including original Zbar and Zbar Protein.

DESIGNED TO NOURISH: Made with a blend of carbohydrates, fiber, protein, and fat to keep kids satisfied at snack time and give them energy to keep zipping and zooming.

ORGANIC & NON-GMO: CLIF Kid cares about the planet just as much as we care about your kids. That’s why all our products are non-GMO and contain organic ingredients.

MORE OF THE STUFF YOU WANT: 8g protein and a low-glycemic index.

LESS OF THE STUFF YOU DON’T: Gluten free, with no artificial flavors or high-fructose corn syrup.

QUALITY INGREDIENTS: Plant-based, complete protein from soy provides essential amino acids. Carbohydrates come from organic oats and a blend of sugars with a low-glycemic index.

DELICIOUS TASTE: All the thick, chewy, goodness of a chocolate chip cookie – gone nutritious!

SOFT-BAKED & WHOLE GRAIN: Zbar is an organic, soft & chewy snack bar made with 10-12g whole grains; it is also a good source of fiber

ORGANIC & NON-GMO: CLIF Kid cares about the planet just as much as your kids! That is why Zbar is certified USDA Organic and Non-GMO

MORE OF THE STUFF YOU WANT: 7g protein and a low-glycemic index.

LESS OF THE STUFF YOU DON’T: Gluten free, with no artificial flavors or high-fructose corn syrup.

QUALITY INGREDIENTS: Plant-based, complete protein from soy provides essential amino acids. Carbohydrates come from organic oats and a blend of sugars with a low-glycemic index.

SOMETHING FOR EVERYONE: Our 12-bar value pack comes with a variety of flavors. Each CLIF Nut Butter Bar is made from USDA organic ingredients, with 5–7g of plant protein (8–10% DV).

CLIF NUT BUTTER BARS: Looking for a quick, easy snack that satisfies your hunger, and your cravings? CLIF Nut Butter Bars have 5–7g of protein (8–10% DV) to help you power through your busy day.

DELICIOUS FLAVORS: Organic snack bars with wholesome oats and fillings made with real peanut butter or almond butter. Available in craveable flavors like Chocolate & Peanut Butter, Chocolate & Hazelnut Butter, and Peanut Butter.

DELICIOUS TASTING WHEY PROTEIN BARS: Power Crunch Bars are the perfect protein snacks. With 12 grams of protein and only 8 grams of sugar, these Red Velvet energy bars are the ideal snacks. Great for Back to School

YOU WILL RECEIVE: Twelve (12) Power Crunch Protein Bars, Red Velvet, 1.4 oz each

SATISFYING CRUNCH IN EVERY BITE: Power Crunch is a unique wafer protein bar, made with a delicious crispy wafer to satisfy your cravings in every bite while giving you the energy you need! Making it a great breakfast protein bar, snack bar and on the go bite for any occasion.

If vanilla’s more your speed, go for this almond- and protein-packed treat (with other natural flavors).

NEW LOOK. SAME 20g PROTEIN: CLIF Builders protein bars have a bold new look. If the amazing new designs aren’t in your delivery, they will be soon.

ENERGY FOR WORKING OUT OR WORKING HARD: 20g of complete protein with essential amino acids to help build and repair muscles whether you’re in the gym or on the job.

MORE OF THE STUFF YOU WANT: 8g protein and a low-glycemic index.

LESS OF THE STUFF YOU DON’T: Gluten free, with no artificial flavors or high-fructose corn syrup.

QUALITY INGREDIENTS: Plant-based, complete protein from soy provides essential amino acids. Carbohydrates come from organic oats and a blend of sugars with a low-glycemic index.

RXBARs are whole food protein bars made with egg whites, dates, nuts and natural ingredients to provide added taste and texture. The perfect protein snack bar

Each box contains 24 high-protein bars. Perfect for on the go snacking, breakfast, pre workout, post workout, travel snack, summer snacking or anytime you are looking for a clean ingredient snack bar

No added sugar, gluten free, dairy free, no soy, no artificial flavors, no preservatives, no fillers, non GMO, kosher

Two classic flavors come together in this deliciously powerful way to work protein into your recovery regimen or long day on the jobsite.

NEW LOOK. SAME 20g PROTEIN: CLIF Builders protein bars have a bold new look. If the amazing new designs aren’t in your delivery, they will be soon.

ENERGY FOR WORKING OUT OR WORKING HARD: 20g of complete protein with essential amino acids to help build and repair muscles whether you’re in the gym or on the job.

DELICIOUS TASTE: A delicious and nutritious blend of organic whole grain oats with a touch of cinnamon and vanilla

SOFT-BAKED & WHOLE GRAIN: Zbar is an organic, soft & chewy snack bar made with 8-11g whole grains; it is also a good source of fiber

ORGANIC & NON-GMO: CLIF Kid cares about the planet just as much as your kids! That is why Zbar is certified USDA Organic and Non-GMO

7 FLAVOR VARIETY PACK (2 OF EACH): Chocolate Mint, Chocolate Peanut Butter, Vanilla Almond, Cookies N Cream, Crunchy Peanut Butter, Chocolate, & Chocolate Chip Cookie Dough

20g of high-quality, complete protein with essential amino acids to help build and repair muscle

Non-GMO ingredient sources to help create a more sustainable food system

HELPS BUILD & REPAIR MUSCLES: You're building towards something great—even after your workout! That's why our BUILDERS protein bars have 20 grams of complete protein with essential amino acids that help build & repair your muscles faster.

CARBOHYDRATES TO REPLENISH ENERGY: A tough workout uses a lot of energy & it can be difficult for the body to recover if not replenished. Each BUILDERS bar has 29-31 grams of carbohydrates to restore your energy & help you recover faster.

PERFECT POST-WORKOUT SNACK: For best results, eat after a tough workout to achieve total body fitness. The blend of complete protein, carbohydrates, & fat supports muscle recovery so you'll be ready for your next workout!

RXBARs are whole food protein bars made with egg whites, dates, nuts and natural ingredients to provide added taste and texture. The perfect protein snack bar

Each box contains 4 high-protein bars. Perfect for on the go snacking, breakfast, pre workout, post workout, travel snack, summer snacking or anytime you are looking for a clean ingredient snack bar

No added sugar, gluten free, dairy free, no soy, no artificial flavors, no preservatives, no fillers, non GMO, kosher

TWO OF YOUR CLIF FAVORITES IN ONE BUNDLE: Includes 12 CLIF Energy Bars in Crunchy Peanut Butter and 12 Builders Protein Bars in Chocolate Peanut Butter

NUTRITION FOR SUSTAINED ENERGY: Whether you need sustained energy for hiking, climbing, skiing, or a long bike ride, CLIF BAR delivers wholesome, delicious energy that’s all wrapped up and ready to go.

ENERGY FOR WORKING OUT OR WORKING HARD: CLIF Builders have 20g of complete protein with essential amino acids to help build and repair muscles whether you’re in the gym or on the job.

CRUNCHY PEANUT BUTTER: This delicious crunchy bar is made with organic rolled oats, craveable peanuts and contains 11 grams of protein.

CHOCOLATE CHIP: Delicious chocolate chips with organic rolled oats and 10 grams of protein.

NON GMO