Peanut Butter Chocolate Chunk
See full review & buy optionsProtein Bars for Weight Loss: side-by-side comparison
| Rank | Product | Protein | Calories | Protein / 100 cal | Sugar | Rating |
|---|---|---|---|---|---|---|
| #1 | David Peanut Butter Chocolate Chunk | 28g | 150 | 18.7g | 0g | 4.2 (2,045) |
| #2 | David Chocolate Chip Cookie Dough | 28g | 150 | 18.7g | 0g | 4.2 (1,592) |
| #3 | David Blueberry Pie | 28g | 150 | 18.7g | 0g | 4.2 (1,066) |
| #4 | Pure Protein Chocolate Deluxe Protein Bar | 21g | 200 | 10.5g | 3g | 4.4 (15,797) |
| #5 | Pure Protein Pure Protein Chocolate Peanut Butter | 20g | 200 | 10g | 6g | 4.5 (22,740) |
| #6 | Pure Protein Chocolate Peanut Butter Protein Bar | 20g | 200 | 10g | 2g | 4.5 (22,740) |
| #7 | Pure Protein Chewy Chocolate Chip Protein Bar | 20g | 200 | 10g | 8g | 4.5 (6,777) |
| #8 | Barebells Protein Bar - Caramel Cashew | 20g | 200 | 10g | 2g | 4.5 (2,843) |
| #9 | Pure Protein Birthday Cake Protein Bar | 20g | 200 | 10g | 3g | 4.2 (7,576) |
| #10 | Quest Chocolate Chip Cookie Dough Flavored Protein Bar | 21g | 190 | 11.1g | 1g | 4.5 (319) |
Top 10 Protein Bars for Weight Loss
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#10Why each pick made the list
#1. David Peanut Butter Chocolate Chunk
David Peanut Butter Chocolate Chunk delivers 28g of protein at 150 calories (per 1 carton – 12 bars) — 18.7g of protein per 100 calories. The label shows 0g sugar, 0g fiber. Peanut Butter Chocolate Chunk. Amazon shoppers rate it 4.2/5 across 2,045 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#2. David Chocolate Chip Cookie Dough
David Chocolate Chip Cookie Dough delivers 28g of protein at 150 calories (per 1 bar (60g)) — 18.7g of protein per 100 calories. The label shows 0g sugar, 0g fiber. Chocolate Chip Cookie Dough. Amazon shoppers rate it 4.2/5 across 1,592 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#3. David Blueberry Pie
David Blueberry Pie delivers 28g of protein at 150 calories (per 1 bar (60g)) — 18.7g of protein per 100 calories. The label shows 0g sugar, 0g fiber. Blueberry Pie. Amazon shoppers rate it 4.2/5 across 1,066 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#4. Pure Protein Chocolate Deluxe Protein Bar
Pure Protein Chocolate Deluxe Protein Bar delivers 21g of protein at 200 calories (per 1 bar (60)) — 10.5g of protein per 100 calories. The label shows 3g sugar, 2g fiber, 180mg sodium. Chocolate Deluxe Protein Bar. Amazon shoppers rate it 4.4/5 across 15,797 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#5. Pure Protein Pure Protein Chocolate Peanut Butter
Pure Protein Pure Protein Chocolate Peanut Butter delivers 20g of protein at 200 calories (per 1 bar (50 g)) — 10g of protein per 100 calories. The label shows 6g sugar, 1g fiber, 0.2mg sodium. Pure Protein Chocolate Peanut Butter. Amazon shoppers rate it 4.5/5 across 22,740 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#6. Pure Protein Chocolate Peanut Butter Protein Bar
Pure Protein Chocolate Peanut Butter Protein Bar delivers 20g of protein at 200 calories (per 1 bar (50g)) — 10g of protein per 100 calories. The label shows 2g sugar, 1g fiber. High-protein bar with 20g protein and rich chocolate peanut butter flavor. Amazon shoppers rate it 4.5/5 across 22,740 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#7. Pure Protein Chewy Chocolate Chip Protein Bar
Pure Protein Chewy Chocolate Chip Protein Bar delivers 20g of protein at 200 calories (per 1 bar (60g)) — 10g of protein per 100 calories. The label shows 8g sugar, 0g fiber. Chewy Chocolate Chip Protein Bar. Amazon shoppers rate it 4.5/5 across 6,777 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#8. Barebells Protein Bar - Caramel Cashew
Barebells Protein Bar - Caramel Cashew delivers 20g of protein at 200 calories (per 1 bar (55g)) — 10g of protein per 100 calories. The label shows 2g sugar, 3g fiber. Swedish protein bar with 20g protein and caramel cashew flavor. Amazon shoppers rate it 4.5/5 across 2,843 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#9. Pure Protein Birthday Cake Protein Bar
Pure Protein Birthday Cake Protein Bar delivers 20g of protein at 200 calories (per 1 bar) — 10g of protein per 100 calories. The label shows 3g sugar, 2g fiber, 150mg sodium. Birthday Cake Protein Bar. Amazon shoppers rate it 4.2/5 across 7,576 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options#10. Quest Chocolate Chip Cookie Dough Flavored Protein Bar
Quest Chocolate Chip Cookie Dough Flavored Protein Bar delivers 21g of protein at 190 calories (per 1 serving (60 g)) — 11.1g of protein per 100 calories. The label shows 1g sugar, 12g fiber, 0.22mg sodium. Chocolate Chip Cookie Dough Flavored Protein Bar. Amazon shoppers rate it 4.5/5 across 319 ratings. It clears the weight loss bar of at least 15g protein per serving.
Full nutrition panel & buy options- Under 200 calories per serving
- 15g+ protein for fullness
- Low added sugar
- High protein-per-calorie ratio
- Real-food ingredients you find genuinely filling
For weight loss, the most useful number is protein per calorie. Protein is the most satiating macronutrient, so a snack that delivers 15g+ for under 200 calories keeps you full far longer than a carb- or fat-heavy snack of the same size — which makes holding a calorie deficit much easier.
Keep added sugar low. Sugar adds calories without adding fullness and can bring hunger back sooner. Favor lightly sweetened options and real-food picks like Greek yogurt, jerky, and high-protein bars.
There is no single "fat-burning" snack — weight loss comes from overall calorie balance. These picks simply make that balance easier to hold by maximizing protein and fullness per calorie. This is general guidance, not a medical or weight-loss program.
Rankings combine objective product data (protein per serving, calories, carbs, sugar), customer signal (rating × review count), and value (protein per 100 calories). Products that don't meet the weight loss criteria — Under 200 cal, ≥15g protein, Low added sugar, High satiety — are excluded before ranking. Average protein across our top picks: 23g per serving. Read the full scoring breakdown on our methodology page.
This page is editorial guidance, not medical advice. Links to Amazon and other retailers may be affiliate links — you pay the same price, we earn a small commission on qualifying purchases.
What makes a protein bars good for weight loss?
For weight loss, we prioritize: Under 200 cal; ≥15g protein; Low added sugar; High satiety. The picks on this page were ranked against those criteria using real nutrition data from 45 qualifying products in our catalog.
What is the best protein bars for weight loss?
Our top pick is David Peanut Butter Chocolate Chunk — 28g protein, 150 calories per serving, rated 4.2/5 by 2045 Amazon shoppers. It best matches the weight loss criteria of Under 200 cal and ≥15g protein.
Which protein bar has the most protein?
Among our top picks, David Peanut Butter Chocolate Chunk has the most protein at 28g per serving (150 calories).
How much protein should I expect per serving?
Across our top 10 picks, average protein is 23g per serving, with the highest-protein option delivering 28g. Individual product pages show full nutrition panels.
Is this medical or dietary advice?
No — these rankings are informational. For personalized dietary guidance, especially around health conditions, pregnancy, or clinical goals, consult a registered dietitian or your clinician.
Where can I buy these?
Each product card links to its detail page with direct buy links to Amazon and other retailers. We use affiliate links (FTC disclosure at the bottom of every page) — you pay the same price; we earn a small commission on qualifying purchases.
- NASEM Dietary Reference Intakes — Protein — Institute of Medicine DRI for protein (RDA, AMDR)
- USDA FoodData Central — Baseline macronutrient database for generic foods
- NIH Office of Dietary Supplements — Dietary Protein — Federal guidance on protein, supplements, and weight management
- ISSN Position Stand: Protein and Exercise — Peer-reviewed consensus on protein intake for athletes (1.4–2.0 g/kg)
Nutrition data is verified against the product’s Nutrition Facts label and the brand’s official spec sheet. See our full ranking methodology for the scoring formula and inclusion rules.
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