Fiber One Protein One Protein Bars Chocolate Chip vs Nature Valley Protein Energy Bars Peanut Butter Dark Chocolate
Fiber One Protein One Protein Bars Chocolate Chip edges ahead on a protein + calorie + rating blend. Fiber One Protein One Protein Bars Chocolate Chip scores higher in that blend because it offers a lighter calorie hit (90 vs 200), more protein per 100 calories (11.1g vs 5.0g).
Full side-by-side of protein, calories, macros, and protein density for Fiber One Protein One Protein Bars Chocolate Chip and Nature Valley Protein Energy Bars Peanut Butter Dark Chocolate below.
Fiber One
Wins on: Calories, Sugar, Sodium, Carbs, Fat, Protein per 100 cal

Protein
10g
Calories
90
Protein per 100 cal
11.1g
Pros
- Lower calorie load: 90 calories vs 200.
- Better protein density: 11.1g protein per 100 calories.
Cons
- Weaker review score: 0.0 vs 4.9.
Nature Valley
Wins on: Fiber
Protein
10g
Calories
200
Protein per 100 cal
5.0g
Pros
- Stronger shopper rating: 4.9 vs 0.0.
Cons
- Higher calorie count: 200 vs 90.
- Lower protein density than Fiber One Protein One Protein Bars Chocolate Chip (5.0g vs 11.1g protein per 100 calories).
| Metric | Fiber One Protein One Protein Bars Chocolate Chip | Nature Valley Protein Energy Bars Peanut Butter Dark Chocolate |
|---|---|---|
| Protein | 10g | 10g |
| Calories | 90Best | 200 |
| Sugar | 1gBest | 7g |
| Fiber | 5g | 6gBest |
| Sodium | 0.135mgBest | 0.16mg |
| Carbs | 11gBest | 15g |
| Fat | 2.5gBest | 12g |
| Protein per 100 cal | 11.1gBest | 5.0g |
“Healthier” depends on your goal — here’s the real winner on every number we track, so two people with different priorities can both get the right answer.
- Protein: it's a real tie — both at 10g.
- Calories: Fiber One Protein One Protein Bars Chocolate Chip wins, 90 vs 200.
- Sugar: Fiber One Protein One Protein Bars Chocolate Chip wins, 1g vs 7g.
- Fiber: Nature Valley Protein Energy Bars Peanut Butter Dark Chocolate wins, 6g vs 5g.
- Sodium: Fiber One Protein One Protein Bars Chocolate Chip wins, 0.135mg vs 0.16mg.
- Carbs: Fiber One Protein One Protein Bars Chocolate Chip wins, 11g vs 15g.
- Fat: Fiber One Protein One Protein Bars Chocolate Chip wins, 2.5g vs 12g.
- Protein per 100 cal: Fiber One Protein One Protein Bars Chocolate Chip wins, 11.1g vs 5.0g.
Fiber One Protein One Protein Bars Chocolate Chip edges ahead on a protein + calorie + rating blend.
Fiber One Protein One Protein Bars Chocolate Chip scores higher in that blend because it offers a lighter calorie hit (90 vs 200), more protein per 100 calories (11.1g vs 5.0g). This blend won’t match your priorities if sugar, carbs, or diet fit matter more to you than protein, calories, and rating.
Frequently Asked Questions
Fiber One Protein One Protein Bars Chocolate Chip and Nature Valley Protein Energy Bars Peanut Butter Dark Chocolate both deliver 10g of protein per serving.
Fiber One Protein One Protein Bars Chocolate Chip is the lighter option at 90 calories, compared with 200 calories for the alternative.
Fiber One Protein One Protein Bars Chocolate Chip is the more protein-dense pick at about 11.1g of protein per 100 calories.
"Healthier" depends on your goal: Fiber One Protein One Protein Bars Chocolate Chip has less sugar (1g vs 7g); Fiber One Protein One Protein Bars Chocolate Chip is lower in calories (90 vs 200). Neither is objectively the "healthiest" for everyone — see the pick-by-priority breakdown above, or try our free AI Snack Finder to get matched to your specific goal.
Fiber One Protein One Protein Bars Chocolate Chip edges ahead on a protein + calorie + rating blend. Fiber One Protein One Protein Bars Chocolate Chip scores higher in that blend because it offers a lighter calorie hit (90 vs 200), more protein per 100 calories (11.1g vs 5.0g). Because they are in the same category, this is a direct apples-to-apples comparison.
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