Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Protein Bar vs Oreo Cookies: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Protein Bar is generally healthier

Protein Bar comes out ahead in this comparison, winning in 5 out of 5 key nutritional categories. It has fewer calories (374 vs 437), more protein (23g vs 4.5g), more fiber (4.6g vs 2.3g), less sugar (26g vs 36g), less sodium (336mg vs 380mg)making it the better choice for most health goals.

Quick Summary

Fewer Calories

Protein Bar

374 kcal

More Protein

Protein Bar

23g

More Fiber

Protein Bar

4.6g

Less Sugar

Protein Bar

26g

Visual Comparison

Caloriesper 100g
Protein Bar
374
Oreo Cookies
437
Proteinper 100g
Protein Bar
23g
Oreo Cookies
4.5g
Carbohydratesper 100g
Protein Bar
44g
Oreo Cookies
67g
Fatper 100g
Protein Bar
11g
Oreo Cookies
17g

Side-by-Side Nutrition Table

NutrientProtein BarOreo CookiesDifference
Calories374kcal437kcal-63.0kcal
Protein23g4.5g+18.5g
Carbohydrates44g67g-23.0g
Fat11g17g-6.0g
Fiber4.6g2.3g+2.3g
Sugar26g36g-10.0g
Sodium336mg380mg-44.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Protein Bar

Per 100g:374 calories
Per cup (150g):561 calories
Per serving (85g):318 calories

Oreo Cookies

Per 100g:437 calories
Per cup (150g):656 calories
Per serving (85g):371 calories

Diet Compatibility

Protein Bar

High-ProteinVeganVegetarian

Oreo Cookies

VeganVegetarian

When to Choose Protein Bar

  • Lower in calories (374 vs 437)
  • Higher in protein (23g vs 4.5g)
  • More fiber (4.6g vs 2.3g)
  • Lower in carbs (44g vs 67g)
  • Less sugar (26g vs 36g)
  • Lower sodium (336mg vs 380mg)

Common Uses

Between mealsMovie nightsPartiesTravel food
View full Protein Bar nutrition →

When to Choose Oreo Cookies

    Common Uses

    Between mealsMovie nightsPartiesTravel food
    View full Oreo Cookies nutrition →

    Protein Bar vs Oreo Cookies: Nutritional Analysis

    Oreo Cookies is more calorie-dense at 437 calories per 100g compared to 374 for Protein Bar, a difference of 63 calories. On the protein front, Protein Bar delivers more with 23g per 100g versus 4.5g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

    Macronutrient Breakdown

    The macronutrient profiles of Protein Bar and Oreo Cookies tell different nutritional stories. Protein Bar provides 44g of carbohydrates, 11g of fat, and 4.6g of fiber per 100g, while Oreo Cookies contains 67g carbs, 17g fat, and 2.3g fiber. The higher fiber content in Protein Bar supports digestive health, helps regulate blood sugar after meals, and contributes to longer-lasting satiety. Sugar content also differs: Protein Bar contains 26g while Oreo Cookies has 36g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

    Key Takeaways

    • For weight management: Protein Bar is the lower-calorie choice at 374 cal/100g, making it more suitable for calorie-controlled diets.
    • For muscle building: Protein Bar provides more protein (23g/100g), supporting muscle repair and growth.
    • For sustained energy: Protein Bar offers more fiber (4.6g/100g), which slows digestion and provides steadier energy release.
    • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

    Frequently Asked Questions

    Which has more calories, Protein Bar or Oreo Cookies?

    Oreo Cookies has more calories with 437 kcal per 100g, compared to Protein Bar with 374 kcal. That's a difference of 63 calories per 100g serving.

    Is Protein Bar healthier than Oreo Cookies?

    Based on our nutritional analysis, Protein Bar is generally the healthier choice, winning in 5 out of 5 key nutritional categories. Protein Bar has 374 calories, 23g protein, and 4.6g fiber per 100g. However, the best choice depends on your specific dietary goals.

    What is the protein difference between Protein Bar and Oreo Cookies?

    Protein Bar has more protein with 23g per 100g, compared to Oreo Cookies with 4.5g. Protein Bar provides 18.5g more protein per 100g serving.

    Which is better for weight loss, Protein Bar or Oreo Cookies?

    For weight loss, Protein Bar is the better choice with only 374 calories per 100g compared to 437 calories in Oreo Cookies. Protein Bar also offers 4.6g of fiber per 100g, which helps you feel fuller longer.

    Does Protein Bar or Oreo Cookies have fewer carbs?

    Protein Bar has fewer carbs with 44g per 100g, compared to Oreo Cookies with 67g. If you're following a low-carb diet, Protein Bar is the better option with 23.0g fewer carbohydrates.

    About Our Data

    All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

    Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.