Best Protein Bars, Ranked by Labelgrade
The protein bar aisle is the most marketing-saturated shelf in the store — every bar claims to be the clean, high-protein choice, and most aren't. We rank every bar in our database by Labelgrade, which weighs protein, added sugar, and ingredient quality together, so the bars that are actually built well rise above the candy bars wearing a protein costume.
The ranked list
1. Barebells — Caramel Cashew Protein Bar
B+ Labelgrade 83/100 · 20 g protein · 36.4 g/100g · 1 g sugar · 200 cal
Barebells Caramel Cashew: 20g protein for 200 calories per 55g bar, 1g sugar, maltitol + sucralose. Labelgrade B+ (83/100). The candy-bar-style bar vs Quest.
2. Quest — Chocolate Chip Cookie Dough Protein Bar
B+ Labelgrade 83/100 · 21 g protein · 35 g/100g · 1 g sugar · 200 cal
Is Quest bar healthy? Labelgrade B+ (83/100): 21g protein, 14g fiber, 1g sugar per 60g bar (200 cal) — but built on isolate, corn fiber, and sucralose.
3. Aloha — Chocolate Chip Cookie Dough Plant-Based Protein Bar
B+ Labelgrade 83/100 · 14 g protein · 25 g/100g · 5 g sugar · 240 cal
Aloha Cookie Dough bar: 14g organic plant protein, 10g fiber per 56g bar, no sugar alcohols or stevia. Labelgrade B+ (83/100). How it stacks up vs Quest.
4. Pure Protein — Chocolate Deluxe Bar
B+ Labelgrade 81/100 · 21 g protein · 42 g/100g · 3 g sugar · 180 cal
Is Pure Protein bar healthy? Labelgrade B+ (81/100): 21g protein for 180 cal per 50g bar — leanest protein-per-calorie here, but maltitol-sweetened, 2g fiber.
5. Think! — Brownie Crunch High Protein Bar, Brownie Crunch
B Labelgrade 78/100 · 20 g protein · 33.3 g/100g · 0 g sugar · 230 cal
think! Brownie Crunch High Protein Bar: 20g protein, 0g sugar, 230 calories per bar — sweetened with maltitol, not stevia or sucralose. Labelgrade B (78/100).
6. Think! — Chocolate Fudge High Protein Bar, Chocolate Fudge
B Labelgrade 78/100 · 20 g protein · 33.3 g/100g · 0 g sugar · 230 cal
Think! Chocolate Fudge High Protein Bar: Labelgrade B (78/100) — 20g protein, 0g sugar, 230 calories per bar. Full 6-dimension breakdown and how it compares.
7. RXBAR — Chocolate Chip Protein Bar
B Labelgrade 77/100 · 12 g protein · 23.1 g/100g · 13 g sugar · 220 cal
Is RXBAR healthy? Labelgrade B (77/100): 12g protein, 220 cal, 7 whole-food ingredients (dates, egg whites, almonds), no added sugar but 13g date sugar.
8. Built — Coconut Puff Protein Bar
B Labelgrade 75/100 · 17 g protein · 42.5 g/100g · 7 g sugar · 140 cal
Built Coconut Puff: 17g protein, 140 cal — Labelgrade B (75/100). The marshmallow-puff texture, the collagen+whey blend, and why it's only 6g sugar.
9. EAS — AdvantEdge Pure Milk Protein Bar, Chocolate Chip Cookie Dough
B Labelgrade 75/100 · 15 g protein · 30 g/100g · 9 g sugar · 190 cal
EAS Pure Milk Protein Bar (Cookie Dough): 15g protein per bar, Labelgrade B (75/100). Dense dairy protein, but real added sugar from 3 syrups. 5-bar value box.
10. EAS — Pure Milk Protein Bar Chocolate Chip Cookie Dough
B Labelgrade 75/100 · 15 g protein · 30 g/100g · 9 g sugar · 190 cal
EAS Pure Milk Protein Bar Cookie Dough: 15g protein for 190 cal per 50g bar, no artificial sweeteners. 9g added sugar, 4g fiber. Labelgrade B (75/100).
11. GoMacro — Peanut Butter Chocolate Chip MacroBar
B Labelgrade 75/100 · 11 g protein · 15.9 g/100g · 14 g sugar · 290 cal
GoMacro PB Chocolate Chip MacroBar: 11g plant protein per 69g bar, 290 cal, Labelgrade B (75/100). 6 organic whole-food ingredients, no isolates or sugar alcohols.
12. KIND — Crunchy Peanut Butter Protein Bar
B- Labelgrade 74/100 · 12 g protein · 24 g/100g · 8 g sugar · 250 cal
Are KIND protein bars healthy? Labelgrade B- (74/100): Crunchy Peanut Butter has 12g protein, 5g fiber, no artificial sweeteners, but 250 cal and 4g sat fat.
13. Pure Protein — Birthday Cake Bar
B- Labelgrade 73/100 · 20 g protein · 40 g/100g · 3 g sugar · 200 cal
Is Pure Protein Birthday Cake healthy? Labelgrade B- (73/100): 20g protein, 3g sugar per 50g bar (200 cal) — cheap, but maltitol-sweetened with 6 dyes, 0g fiber.
14. Vega — Sport Protein Bar, Chocolate Coconut
B- Labelgrade 72/100 · 15 g protein · 25 g/100g · 19 g sugar · 250 cal
Is the Vega Sport bar healthy? Labelgrade B- (72/100): 15g vegan rice+pea protein per 60g bar, but 19g sugar (cane sugar + 3 syrups) grades F. Chocolate Coconut.
15. Premier Protein — Chocolate Peanut Butter High Protein Bar
B- Labelgrade 71/100 · 30 g protein · 41.7 g/100g · 8 g sugar · 290 cal
Is Premier Protein bar healthy? Labelgrade B- (71/100): 30g protein, 290 cal per bar — top-tier protein, but 440mg sodium per bar is the catch. Vs Quest & Pure Protein.
16. Premier Protein — High Protein Bar — Dark Chocolate Mint
B- Labelgrade 70/100 · 30 g protein · 41.7 g/100g · 10 g sugar · 280 cal
Is Premier Protein bar healthy? Labelgrade B- (70/100): 30g protein for 280 cal per 72g bar (41.7g per 100g) — top-tier protein, but 360mg sodium and 5g sat fat.
17. Power Crunch — Protein Energy Bar, Mocha Creme
B- Labelgrade 70/100 · 13 g protein · 32.5 g/100g · 5 g sugar · 205 cal
Power Crunch Mocha Creme: 13g protein for 205 cal per 40g wafer bar, 5g sugar. Labelgrade B- (70/100) — dense protein undone by 6g saturated fat from palm oils.
18. Nature Valley — Nature Valley, Protein Chewy Bars, Peanut Butter, Dark Chocolate, Peanut Butter, Dark Chocolate
C+ Labelgrade 69/100 · 10 g protein · 25 g/100g · 6 g sugar · 190 cal
Nature Valley Protein Chewy Bar (PB Dark Chocolate): 10g protein, 190 cal per bar. Labelgrade C+ (69/100). Why it scores lower than Quest, and what it's genuinely good for.
19. Gatorade — Recover Whey Protein Bar Chocolate Chip 2.8 Ounce Plastic Bag
C- Labelgrade 57/100 · 20.4 g protein · 25.5 g/100g · 28.9 g sugar · 361 cal
Is the Gatorade Recover protein bar healthy? Labelgrade C- (57/100): 20.4g protein but 361 cal and 28.9g sugar per bar — a post-workout refuel, not a lean snack.
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How we picked these
Bars with at least 10 g of protein — this floor screens out granola and energy bars that are mostly oats and sugar. Sorted by Labelgrade, then protein per bar. All nutrition is verified against USDA FoodData Central; the Labelgrade is our 6-dimension score (see methodology). Last refreshed 2026-06-03.
Frequently Asked Questions
What makes a protein bar score well?
High protein (15–20 g), low added sugar, a reasonable ingredient list, and fiber. The bars that score poorly tend to carry 12–20 g of sugar (they're candy), rely heavily on sugar alcohols like maltitol that cause GI distress, or pad protein with low-quality fillers. A great bar delivers 20 g of protein with under 5 g of sugar and ingredients you can pronounce.
Are protein bars a meal replacement?
Better as a snack or a protein top-up than a full meal. The best bars are a clean 200-calorie, 20-gram-protein bridge between meals. Relying on them for most of your nutrition means a lot of isolates, fibers, and sweeteners and not much whole food. Keep them to 1–2 a day.
What about sugar alcohols and "net carbs"?
Many bars compute a low "net carb" number by subtracting sugar alcohols. Erythritol is well tolerated and near-zero glycemic; maltitol is not — it has a real glycemic impact and famously causes bloating at bar doses. Our grade doesn't reward aggressive sugar-alcohol math, so bars leaning on maltitol don't get an artificial boost. For the strict low-carb angle, see our keto bar list.