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Marshmallow Crunch Protein Bar 65g vs Chocolate Brownie Crunch Protein Bar 65g

Side-by-side comparison of scores, ingredients, prices and real customer feedback for Marshmallow Crunch Protein Bar 65g and Chocolate Brownie Crunch Protein Bar 65g.

Last verified: 07 Apr 2026 · Based on 15 reviews

80.0
Quick Answer

Marshmallow Crunch Protein Bar 65g scores 80.0/100 vs Chocolate Brownie Crunch Protein Bar 65g at 40.0/100. Marshmallow Crunch Protein Bar 65g wins on effectiveness, ingredient quality, value for money.

How Do the Scores Compare?

Marshmallow Crunch Protein Bar 65g
Chocolate Brownie Crunch Pr...
Marshmallow Crunch Protein Bar 65g
Marshmallow Crunch Protein Bar 65g
Optimum Nutrition
Chocolate Brownie Crunch Protein Bar 65g
Chocolate Brownie Crunch Pr...
Optimum Nutrition
Overall Score 80.0 40.0
Effectiveness 80.0/100
Best
57.0/100
Ingredient Quality 70.0/100
Best
38.0/100
Value for Money 80.0/100
Best
44.0/100
Side Effects 80.0/100
Best
32.0/100
Certifications 30.0/100
Best
22.0/100
Best Price £2.20 Amazon UK →
Cheapest
£2.75 Holland & Barrett →
Form Bar Bar
Dose None None
Third-Party Tested ✗ No ✗ No
Reviews Analysed 4 11

Marshmallow Crunch Protein Bar 65g

Pros

  • Excellent taste and texture - all reviewers specifically commended flavor profile
  • High protein content (20g) with no added sugar, supporting muscle support goals
  • Competitively priced compared to other premium protein bar brands
  • Vegetarian-friendly formula

Cons

  • Contains multiple major allergens (gluten, milk, eggs, nuts, soy, peanuts) - unsuitable for those with allergies or severe intolerances
  • Not third-party tested - no independent verification of nutrient claims or purity
  • Not vegan - contains animal-derived ingredients, limiting accessibility
  • Contains naturally occurring sugars despite 'no added sugar' marketing - total sugar content not disclosed in reviews

Best For

Gym enthusiasts and athletes seeking post-workout snacks People wanting high-protein convenience foods with good taste Those following low-added-sugar diets Vegetarians
View full review →

Chocolate Brownie Crunch Protein Bar 65g

Pros

  • Delivers a solid 20g of protein per bar — well-suited to post-workout or high-protein snacking goals
  • No added sugar, making it compatible with low-sugar dietary targets
  • From a globally recognised and long-established sports nutrition brand
  • Suitable for vegetarians

Cons

  • Texture widely criticised as dry, hard, and chalky — a polarising issue across reviews
  • Artificial sweetener aftertaste reported as overpowering by several buyers
  • Sugar alcohols caused immediate and severe digestive distress in at least one reviewer
  • Contains seed oils and multiple common allergens (milk, soy, wheat, oat); allergen labelling flagged as inadequate by one reviewer

Best For

Gym-goers tracking daily protein intake Busy individuals needing a portable high-protein snack Those comfortable with sugar-free sweeteners and no digestive sensitivity to sugar alcohols
View full review →

What does the data say about Marshmallow Crunch Pro... vs Chocolate Brownie Crun...?

Marshmallow Crunch Protein Bar 65g Winner 80.0/100

Optimum Nutrition's Marshmallow Crunch Protein Bar is a 20g protein bar with white chocolate and marshmallow flavour, receiving unanimous 5-star ratings from all 4 Holland & Barrett reviewers.

Effectiveness
Marshmallow Crun..
80.0/100
Chocolate Browni..
57.0/100
Ingredient Quality
Marshmallow Crun..
70.0/100
Chocolate Browni..
38.0/100
Value for Money
Marshmallow Crun..
80.0/100
Chocolate Browni..
44.0/100
Side Effects
Marshmallow Crun..
80.0/100
Chocolate Browni..
32.0/100
Certifications
Marshmallow Crun..
30.0/100
Chocolate Browni..
22.0/100

What are the key differences?

Marshmallow Crunch Prot.. is best for: Gym enthusiasts and athletes seeking post-workout snacks, People wanting high-protein convenience foods with good taste
Chocolate Brownie Crunc.. is best for: Gym-goers tracking daily protein intake, Busy individuals needing a portable high-protein snack

Frequently Asked Questions

Which is better, Marshmallow Crunch Protein Bar 65g or Chocolate Brownie Crunch Protein Bar 65g?
Marshmallow Crunch Protein Bar 65g scores 80.0/100 overall while Chocolate Brownie Crunch Protein Bar 65g scores 40.0/100. Marshmallow Crunch Protein Bar 65g comes out ahead, scoring higher on effectiveness (80.0 vs 57.0). Marshmallow Crunch Protein Bar 65g is best suited for Gym enthusiasts and athletes seeking post-workout snacks and People wanting high-protein convenience foods with good taste. Chocolate Brownie Crunch Prote is better for Gym-goers tracking daily protein intake and Busy individuals needing a portable high-protein snack.
Is Marshmallow Crunch Protein Bar 65g worth the price compared to Chocolate Brownie Crunch Protein Bar 65g?
Marshmallow Crunch Protein Bar 65g costs £2.20 while Chocolate Brownie Crunch Protein Bar 65g is £2.75. For value, Marshmallow Crunch Protein Bar 65g scores 80.0/100 vs Chocolate Brownie Crunch Protein Bar 65g's 44.0/100. Marshmallow Crunch Protein Bar 65g delivers better value relative to its quality.
Which has fewer side effects?
Marshmallow Crunch Protein Bar 65g scores 80.0/100 for side effects (higher means fewer reported issues) while Chocolate Brownie Crunch Protein Bar 65g scores 32.0/100. Reviewers report fewer side effects with Marshmallow Crunch Protein Bar 65g. For certification and testing, Marshmallow Crunch P scores 30.0/100 vs Chocolate Brownie Cr's 22.0/100. Always consult a healthcare professional before starting any supplement.

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Disclaimer: AIScored provides data-driven comparisons based on publicly available reviews. This is not medical advice. Affiliate links may earn us a commission at no extra cost to you.

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