Highest Protein Bars (2026)
Most 'protein' bars are mostly carbs and fat with protein sprinkled on top. We score every bar by Protein Density and rank from highest to lowest.
11 products tracked · sorted by Protein Density (% of calories from protein)
Ranked by Protein Density
Percent of calories from protein. Secondary column is grams of protein per serving.
Filters11/11
Tiers are set by % of calories from protein
| Quality | Serving | ||||||
|---|---|---|---|---|---|---|---|
| Chocolate Chip Cookie Dough Protein Bar David | 74.7% | 28g | 150 | 18.7g | 2.94g | Complete | 75g |
| Chocolate Brownie Protein Bar Quest | 46.7% | 21g | 180 | 11.7g | 2.21g | Complete | 60g |
| Birthday Cake Protein Bar Quest | 42% | 21g | 200 | 10.5g | 2.21g | Complete | 60g |
| Chocolate Chip Cookie Dough Protein Bar Quest | 42% | 21g | 200 | 10.5g | 2.21g | Complete | 60g |
| Cookies and Cream Protein Bar Quest | 42% | 21g | 200 | 10.5g | 2.21g | Complete | 60g |
| Caramel Cashew Protein Bar Barebells | 40% | 20g | 200 | 10g | 2.1g | Complete | 55g |
| Creamy Crisp Protein Bar Barebells | 40% | 20g | 200 | 10g | 2.1g | Complete | 55g |
| Coconut Protein Bar Built | 37.8% | 17g | 180 | 9.4g | 1.79g | Complete | 55g |
| Salted Caramel Protein Bar Built | 37.8% | 17g | 180 | 9.4g | 1.79g | Complete | 55g |
| Chocolate Chip Cookie Dough ALOHA | 23.3% | 14g | 240 | 5.8g | 1.09g | Complete (mod.) | 56g |
| Chocolate Chip Protein Bar RXBAR | 22.9% | 12g | 210 | 5.7g | 0.94g | Complete (mod.) | 52g |
Visualize the highest protein bars
The same data, charted — see efficiency at a glance.
Top 11 by protein / 100 cal.
Bars colored by Protein Density (% of calories from protein) tier. Values in g/100cal.
- David Chocolate Chip Cookie Dough Protein Bar: 18.7 g/100cal (platinum tier), 28g protein, 150 kcal
- Quest Chocolate Brownie Protein Bar: 11.7 g/100cal (platinum tier), 21g protein, 180 kcal
- Quest Birthday Cake Protein Bar: 10.5 g/100cal (platinum tier), 21g protein, 200 kcal
- Quest Chocolate Chip Cookie Dough Protein Bar: 10.5 g/100cal (platinum tier), 21g protein, 200 kcal
- Quest Cookies and Cream Protein Bar: 10.5 g/100cal (platinum tier), 21g protein, 200 kcal
- Barebells Caramel Cashew Protein Bar: 10 g/100cal (platinum tier), 20g protein, 200 kcal
- Barebells Creamy Crisp Protein Bar: 10 g/100cal (platinum tier), 20g protein, 200 kcal
- Built Coconut Protein Bar: 9.4 g/100cal (gold tier), 17g protein, 180 kcal
- Built Salted Caramel Protein Bar: 9.4 g/100cal (gold tier), 17g protein, 180 kcal
- ALOHA Chocolate Chip Cookie Dough: 5.8 g/100cal (silver tier), 14g protein, 240 kcal
- RXBAR Chocolate Chip Protein Bar: 5.7 g/100cal (silver tier), 12g protein, 210 kcal
Calories per serving vs. protein per 100 cal. Up-and-left is more efficient. Labels show the top performers directly; tap or focus a dot for brand and exact numbers.
Too tight to label directly — numbered on the chart above:
- 1. Barebells Caramel Cashew Protein Bar
- 2. RXBAR Chocolate Chip Protein Bar
Too tight to label directly — numbered on the chart above:
- 1. Quest Cookies and Cream Protein Bar
- 2. Barebells Caramel Cashew Protein Bar
- 3. Barebells Creamy Crisp Protein Bar
- 4. Built Coconut Protein Bar
| Food | Calories | Protein g per 100 cal | Protein (g) | Tier |
|---|---|---|---|---|
| David Chocolate Chip Cookie Dough Protein Bar | 150 | 18.7 | 28 | platinum |
| Quest Chocolate Brownie Protein Bar | 180 | 11.7 | 21 | platinum |
| Quest Birthday Cake Protein Bar | 200 | 10.5 | 21 | platinum |
| Quest Chocolate Chip Cookie Dough Protein Bar | 200 | 10.5 | 21 | platinum |
| Quest Cookies and Cream Protein Bar | 200 | 10.5 | 21 | platinum |
| Barebells Caramel Cashew Protein Bar | 200 | 10 | 20 | platinum |
| Barebells Creamy Crisp Protein Bar | 200 | 10 | 20 | platinum |
| Built Coconut Protein Bar | 180 | 9.4 | 17 | gold |
| Built Salted Caramel Protein Bar | 180 | 9.4 | 17 | gold |
| ALOHA Chocolate Chip Cookie Dough | 240 | 5.8 | 14 | silver |
| RXBAR Chocolate Chip Protein Bar | 210 | 5.7 | 12 | silver |
Static image of this chart (for sharing)
How highest protein bars compares to every other category
Same Protein Density scoring, every category on one chart — some categories cluster at Platinum/Gold, others cluster at Silver/Avoid with zero Platinum picks.
Browse other categories
Same Protein Density scoring, different snack types.
Yogurts sorted by Protein Density.
Jerky and meat snacks sorted by Protein Density.
Protein chips sorted by Protein Density.
Protein ice creams sorted by Protein Density.
Protein cereals sorted by Protein Density.
Protein cookies sorted by Protein Density.
Cheeses and cottage-cheese variants sorted by Protein Density.
Legume and protein-fortified pasta sorted by Protein Density.
Protein-fortified oatmeal and overnight oats sorted by Protein Density.
Protein granola ranked by Protein Density — and why none of it reaches Gold.
Going beyond snacks
Bars protein: common questions
Which protein bar has the most protein?
David Chocolate Chip Cookie Dough Protein Bar leads: 28 g of protein in 150 kcal (a 75 g serving) — 74.7% Protein Density, Platinum tier. Runners-up: Quest Chocolate Brownie Protein Bar (46.7%, 21 g) and Quest Birthday Cake Protein Bar (42%, 21 g).
How much protein is in bars?
Protein ranges from 12 g to 28 g per serving across the 11 products we track (calories run 150-240 kcal); a typical serving lands around 20 g.
Are bars a good source of protein?
It depends on the pick. 9 of 11 bars reach Gold tier or better (25%+ of calories from protein). The rest land at Silver tier (15-24%) rather than Gold or better — lower concentration, not zero.