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Marshmallow Crunch Protein Bar 65g vs Chocolate Brownie Crunch Protein Bar 10x 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 10x 65g.

Last verified: 07 Apr 2026 · Based on 8 reviews

80.0
Quick Answer

Marshmallow Crunch Protein Bar 65g scores 80.0/100 vs Chocolate Brownie Crunch Protein Bar 10x 65g at 70.0/100. Marshmallow Crunch Protein Bar 65g wins on value for money. Chocolate Brownie Crunch Protein Bar 10x 65g is stronger on certifications.

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 10x 65g
Chocolate Brownie Crunch Pr...
Optimum Nutrition
Overall Score 80.0 70.0
Effectiveness 80.0/100
Best
80.0/100
Best
Ingredient Quality 70.0/100
Best
70.0/100
Best
Value for Money 80.0/100
Best
70.0/100
Side Effects 80.0/100
Best
80.0/100
Best
Certifications 30.0/100 40.0/100
Best
Best Price £2.20 Amazon UK →
Cheapest
£24.00 Holland & Barrett →
Form Bar None
Dose None None
Third-Party Tested ✗ No ✗ No
Reviews Analysed 4 4

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...

Pros

  • Excellent taste and texture - all reviews highlight delicious chocolate and crunchy crispy layers
  • High protein content (20g per bar) supports muscle recovery and satiety
  • No added sugar formulation suits low-sugar diet preferences
  • Vegetarian-friendly option from a reputable established brand

Cons

  • Contains naturally occurring sugars despite 'no added sugar' claim - may not suit strict keto dieters
  • No third-party testing certification limits independent verification of label claims
  • Likely contains artificial sweeteners to achieve zero added sugar without excessive calories
  • Limited review base (4 reviews) - potential for selection bias toward satisfied customers

Best For

Gym-goers and athletes seeking convenient high-protein snacks People on low-added-sugar diets Vegetarians needing protein supplementation Users prioritizing taste and satisfaction in protein bars
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..
80.0/100
Ingredient Quality
Marshmallow Crun..
70.0/100
Chocolate Browni..
70.0/100
Value for Money
Marshmallow Crun..
80.0/100
Chocolate Browni..
70.0/100
Side Effects
Marshmallow Crun..
80.0/100
Chocolate Browni..
80.0/100
Certifications
Marshmallow Crun..
30.0/100
Chocolate Browni..
40.0/100

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 and athletes seeking convenient high-protein snacks, People on low-added-sugar diets

Frequently Asked Questions

Which is better, Marshmallow Crunch Protein Bar 65g or Chocolate Brownie Crunch Protein Bar 10x 65g?
Marshmallow Crunch Protein Bar 65g scores 80.0/100 overall while Chocolate Brownie Crunch Protein Bar 10x 65g scores 70.0/100. Marshmallow Crunch Protein Bar 65g comes out ahead, scoring higher on effectiveness (80.0 vs 80.0). 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 and athletes seeking convenient high-protein snacks and People on low-added-sugar diets.
Is Marshmallow Crunch Protein Bar 65g worth the price compared to Chocolate Brownie Crunch Protein Bar 10x 65g?
Marshmallow Crunch Protein Bar 65g costs £2.20 while Chocolate Brownie Crunch Protein Bar 10x 65g is £24.00. For value, Marshmallow Crunch Protein Bar 65g scores 80.0/100 vs Chocolate Brownie Crunch Protein Bar 10x 65g's 70.0/100. 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 10x 65g scores 80.0/100. Both have similar side effect profiles based on user reviews. For certification and testing, Marshmallow Crunch P scores 30.0/100 vs Chocolate Brownie Cr's 40.0/100. Always consult a healthcare professional before starting any supplement.

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